def main():
uid = uuid.uuid4().hex[:6]
args_parser = argparse.ArgumentParser(
description='Tuning with stack pointer parser')
args_parser.add_argument('--mode',
choices=['RNN', 'LSTM', 'GRU', 'FastLSTM'],
help='architecture of rnn',
default='FastLSTM')
args_parser.add_argument('--num_epochs',
type=int,
default=10,
help='Number of training epochs')
args_parser.add_argument('--batch_size',
type=int,
default=32,
help='Number of sentences in each batch')
args_parser.add_argument('--decoder_input_size',
type=int,
default=256,
help='Number of input units in decoder RNN.')
args_parser.add_argument('--hidden_size',
type=int,
default=256,
help='Number of hidden units in RNN')
args_parser.add_argument('--arc_space',
type=int,
default=128,
help='Dimension of tag space')
args_parser.add_argument('--type_space',
type=int,
default=128,
help='Dimension of tag space')
args_parser.add_argument('--encoder_layers',
type=int,
default=1,
help='Number of layers of encoder RNN')
args_parser.add_argument('--decoder_layers',
type=int,
default=1,
help='Number of layers of decoder RNN')
args_parser.add_argument('--char_num_filters',
type=int,
default=50,
help='Number of filters in CNN(Character Level)')
args_parser.add_argument('--eojul_num_filters',
type=int,
default=100,
help='Number of filters in CNN(Eojul Level)')
args_parser.add_argument('--pos',
action='store_true',
help='use part-of-speech embedding.')
args_parser.add_argument('--char',
action='store_true',
help='use character embedding and CNN.')
args_parser.add_argument('--eojul',
action='store_true',
help='use eojul embedding and CNN.')
args_parser.add_argument('--word_dim',
type=int,
default=100,
help='Dimension of Word embeddings')
args_parser.add_argument('--pos_dim',
type=int,
default=50,
help='Dimension of POS embeddings')
args_parser.add_argument('--char_dim',
type=int,
default=50,
help='Dimension of Character embeddings')
args_parser.add_argument('--opt',
choices=['adam', 'sgd', 'adamax'],
help='optimization algorithm',
default='adam')
args_parser.add_argument('--learning_rate',
type=float,
default=0.001,
help='Learning rate')
args_parser.add_argument('--decay_rate',
type=float,
default=0.75,
help='Decay rate of learning rate')
args_parser.add_argument('--max_decay',
type=int,
default=9,
help='Number of decays before stop')
args_parser.add_argument('--double_schedule_decay',
type=int,
default=5,
help='Number of decays to double schedule')
args_parser.add_argument('--clip',
type=float,
default=5.0,
help='gradient clipping')
args_parser.add_argument('--gamma',
type=float,
default=0.0,
help='weight for regularization')
args_parser.add_argument('--epsilon',
type=float,
default=1e-8,
help='epsilon for adam or adamax')
args_parser.add_argument('--coverage',
type=float,
default=0.0,
help='weight for coverage loss')
args_parser.add_argument('--p_rnn',
nargs=2,
type=float,
default=[0.33, 0.33],
help='dropout rate for RNN')
args_parser.add_argument('--p_in',
type=float,
default=0.33,
help='dropout rate for input embeddings')
args_parser.add_argument('--p_out',
type=float,
default=0.33,
help='dropout rate for output layer')
args_parser.add_argument('--label_smooth',
type=float,
default=1.0,
help='weight of label smoothing method')
args_parser.add_argument('--skipConnect',
action='store_true',
help='use skip connection for decoder RNN.')
args_parser.add_argument('--grandPar',
action='store_true',
help='use grand parent.')
args_parser.add_argument('--sibling',
action='store_true',
help='use sibling.')
args_parser.add_argument(
'--prior_order',
choices=['inside_out', 'left2right', 'deep_first', 'shallow_first'],
help='prior order of children.',
required=True)
args_parser.add_argument('--schedule',
type=int,
default=20,
help='schedule for learning rate decay')
args_parser.add_argument(
'--unk_replace',
type=float,
default=0.,
help='The rate to replace a singleton word with UNK')
args_parser.add_argument('--punctuation',
nargs='+',
type=str,
help='List of punctuations')
args_parser.add_argument('--beam',
type=int,
default=1,
help='Beam size for decoding')
args_parser.add_argument(
'--word_embedding',
choices=['random', 'word2vec', 'glove', 'senna', 'sskip', 'polyglot'],
help='Embedding for words',
required=True)
args_parser.add_argument('--word_path',
help='path for word embedding dict')
args_parser.add_argument(
'--freeze',
action='store_true',
help='frozen the word embedding (disable fine-tuning).')
args_parser.add_argument('--char_embedding',
choices=['random', 'word2vec'],
help='Embedding for characters',
required=True)
args_parser.add_argument('--char_path',
help='path for character embedding dict')
args_parser.add_argument('--pos_embedding',
choices=['random', 'word2vec'],
help='Embedding for part of speeches',
required=True)
args_parser.add_argument('--pos_path',
help='path for part of speech embedding dict')
args_parser.add_argument(
'--train') # "data/POS-penn/wsj/split1/wsj1.train.original"
args_parser.add_argument(
'--dev') # "data/POS-penn/wsj/split1/wsj1.dev.original"
args_parser.add_argument(
'--test') # "data/POS-penn/wsj/split1/wsj1.test.original"
args_parser.add_argument('--model_path',
help='path for saving model file.',
required=True)
args_parser.add_argument('--model_name',
help='name for saving model file.',
required=True)
args_parser.add_argument('--use_gpu',
action='store_true',
help='use the gpu')
args = args_parser.parse_args()
logger = get_logger("PtrParser")
mode = args.mode
train_path = args.train
dev_path = args.dev
test_path = args.test
model_path = args.model_path
model_name = "{}_{}".format(str(uid), args.model_name)
num_epochs = args.num_epochs
batch_size = args.batch_size
input_size_decoder = args.decoder_input_size
hidden_size = args.hidden_size
arc_space = args.arc_space
type_space = args.type_space
encoder_layers = args.encoder_layers
decoder_layers = args.decoder_layers
char_num_filters = args.char_num_filters
eojul_num_filters = args.eojul_num_filters
learning_rate = args.learning_rate
opt = args.opt
momentum = 0.9
betas = (0.9, 0.9)
eps = args.epsilon
decay_rate = args.decay_rate
clip = args.clip
gamma = args.gamma
cov = args.coverage
schedule = args.schedule
p_rnn = tuple(args.p_rnn)
p_in = args.p_in
p_out = args.p_out
label_smooth = args.label_smooth
unk_replace = args.unk_replace
prior_order = args.prior_order
skipConnect = args.skipConnect
grandPar = args.grandPar
sibling = args.sibling
use_gpu = args.use_gpu
beam = args.beam
punctuation = args.punctuation
freeze = args.freeze
word_embedding = args.word_embedding
word_path = args.word_path
use_char = args.char
char_embedding = args.char_embedding
char_path = args.char_path
pos_embedding = args.pos_embedding
pos_path = args.pos_path
use_pos = args.pos
if word_embedding != 'random':
word_dict, word_dim = utils.load_embedding_dict(
word_embedding, word_path)
else:
word_dict = {}
word_dim = args.word_dim
if char_embedding != 'random':
char_dict, char_dim = utils.load_embedding_dict(
char_embedding, char_path)
else:
if use_char:
char_dict = {}
char_dim = args.char_dim
else:
char_dict = None
if pos_embedding != 'random':
pos_dict, pos_dim = utils.load_embedding_dict(pos_embedding, pos_path)
else:
if use_pos:
pos_dict = {}
pos_dim = args.pos_dim
else:
pos_dict = None
use_eojul = args.eojul
logger.info("Creating Alphabets")
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
word_alphabet, char_alphabet, pos_alphabet, type_alphabet = conllx_stacked_data.create_alphabets(
alphabet_path,
train_path,
data_paths=[dev_path, test_path],
max_vocabulary_size=50000,
embedd_dict=word_dict)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
logger.info("Reading Data")
use_gpu = use_gpu
data_train = conllx_stacked_data.read_stacked_data_to_variable(
train_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
prior_order=prior_order)
num_data = sum(data_train[1])
data_dev = conllx_stacked_data.read_stacked_data_to_variable(
dev_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
prior_order=prior_order)
data_test = conllx_stacked_data.read_stacked_data_to_variable(
test_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
prior_order=prior_order)
punct_set = None
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" %
(len(punct_set), ' '.join(punct_set)))
def construct_word_embedding_table():
scale = np.sqrt(3.0 / word_dim)
table = np.empty([word_alphabet.size(), word_dim], dtype=np.float32)
table[conllx_stacked_data.UNK_ID, :] = np.zeros([1, word_dim]).astype(
np.float32) if freeze else np.random.uniform(
-scale, scale, [1, word_dim]).astype(np.float32)
oov = 0
for word, index in word_alphabet.items():
if word in word_dict:
embedding = word_dict[word]
elif word.lower() in word_dict:
embedding = word_dict[word.lower()]
else:
embedding = np.zeros([1, word_dim]).astype(
np.float32) if freeze else np.random.uniform(
-scale, scale, [1, word_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('word OOV: %d' % oov)
return torch.from_numpy(table)
def construct_char_embedding_table():
if char_dict is None:
return None
scale = np.sqrt(3.0 / char_dim)
table = np.empty([num_chars, char_dim], dtype=np.float32)
table[conllx_stacked_data.UNK_ID, :] = np.random.uniform(
-scale, scale, [1, char_dim]).astype(np.float32)
oov = 0
for char, index in char_alphabet.items():
if char in char_dict:
embedding = char_dict[char]
else:
embedding = np.random.uniform(-scale, scale,
[1, char_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('character OOV: %d' % oov)
return torch.from_numpy(table)
def construct_pos_embedding_table():
if pos_dict is None:
return None
scale = np.sqrt(3.0 / pos_dim)
table = np.empty([num_pos, pos_dim], dtype=np.float32)
table[conllx_stacked_data.UNK_ID, :] = np.random.uniform(
-scale, scale, [1, pos_dim]).astype(np.float32)
oov = 0
for pos, index in pos_alphabet.items():
if pos in pos_dict:
embedding = pos_dict[pos]
else:
embedding = np.random.uniform(-scale, scale,
[1, pos_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('pos OOV: %d' % oov)
return torch.from_numpy(table)
word_table = construct_word_embedding_table()
char_table = construct_char_embedding_table()
pos_table = construct_pos_embedding_table()
char_window = 3
eojul_window = 3
network = StackPtrNet(word_dim,
num_words,
char_dim,
num_chars,
pos_dim,
num_pos,
char_num_filters,
char_window,
eojul_num_filters,
eojul_window,
mode,
input_size_decoder,
hidden_size,
encoder_layers,
decoder_layers,
num_types,
arc_space,
type_space,
embedd_word=word_table,
embedd_char=char_table,
embedd_pos=pos_table,
p_in=p_in,
p_out=p_out,
p_rnn=p_rnn,
biaffine=True,
pos=use_pos,
char=use_char,
eojul=use_eojul,
prior_order=prior_order,
skipConnect=skipConnect,
grandPar=grandPar,
sibling=sibling)
def save_args():
arg_path = model_name + '.arg.json'
arguments = [
word_dim, num_words, char_dim, num_chars, pos_dim, num_pos,
char_num_filters, char_window, eojul_num_filters, eojul_window,
mode, input_size_decoder, hidden_size, encoder_layers,
decoder_layers, num_types, arc_space, type_space
]
kwargs = {
'p_in': p_in,
'p_out': p_out,
'p_rnn': p_rnn,
'biaffine': True,
'pos': use_pos,
'char': use_char,
'eojul': use_eojul,
'prior_order': prior_order,
'skipConnect': skipConnect,
'grandPar': grandPar,
'sibling': sibling
}
json.dump({
'args': arguments,
'kwargs': kwargs
},
open(arg_path, 'w'),
indent=4)
if freeze:
network.word_embedd.freeze()
if use_gpu:
network.cuda()
save_args()
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
def generate_optimizer(opt, lr, params):
params = filter(lambda param: param.requires_grad, params)
if opt == 'adam':
return Adam(params,
lr=lr,
betas=betas,
weight_decay=gamma,
eps=eps)
elif opt == 'sgd':
return SGD(params,
lr=lr,
momentum=momentum,
weight_decay=gamma,
nesterov=True)
elif opt == 'adamax':
return Adamax(params,
lr=lr,
betas=betas,
weight_decay=gamma,
eps=eps)
else:
raise ValueError('Unknown optimization algorithm: %s' % opt)
lr = learning_rate
optim = generate_optimizer(opt, lr, network.parameters())
opt_info = 'opt: %s, ' % opt
if opt == 'adam':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
elif opt == 'sgd':
opt_info += 'momentum=%.2f' % momentum
elif opt == 'adamax':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
word_status = 'frozen' if freeze else 'fine tune'
char_status = 'enabled' if use_char else 'disabled'
pos_status = 'enabled' if use_pos else 'disabled'
logger.info(
"Embedding dim: word=%d (%s), char=%d (%s), pos=%d (%s)" %
(word_dim, word_status, char_dim, char_status, pos_dim, pos_status))
logger.info("Char CNN: filter=%d, kernel=%d" %
(char_num_filters, char_window))
logger.info("Eojul CNN: filter=%d, kernel=%d" %
(eojul_num_filters, eojul_window))
logger.info(
"RNN: %s, num_layer=(%d, %d), input_dec=%d, hidden=%d, arc_space=%d, type_space=%d"
% (mode, encoder_layers, decoder_layers, input_size_decoder,
hidden_size, arc_space, type_space))
logger.info(
"train: cov: %.1f, (#data: %d, batch: %d, clip: %.2f, label_smooth: %.2f, unk_repl: %.2f)"
% (cov, num_data, batch_size, clip, label_smooth, unk_replace))
logger.info("dropout(in, out, rnn): (%.2f, %.2f, %s)" %
(p_in, p_out, p_rnn))
logger.info('prior order: %s, grand parent: %s, sibling: %s, ' %
(prior_order, grandPar, sibling))
logger.info('skip connect: %s, beam: %d, use_gpu: %s' %
(skipConnect, beam, use_gpu))
logger.info(opt_info)
num_batches = num_data // batch_size + 1
dev_ucorrect = 0.0
dev_lcorrect = 0.0
dev_ucomlpete_match = 0.0
dev_lcomplete_match = 0.0
dev_ucorrect_nopunc = 0.0
dev_lcorrect_nopunc = 0.0
dev_ucomlpete_match_nopunc = 0.0
dev_lcomplete_match_nopunc = 0.0
dev_root_correct = 0.0
best_epoch = 0
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_root_correct = 0.0
test_total = 0
test_total_nopunc = 0
test_total_inst = 0
test_total_root = 0
patient = 0
decay = 0.
max_decay = args.max_decay
double_schedule_decay = args.double_schedule_decay
for epoch in range(1, num_epochs + 1):
print(
'Epoch %d (%s, optim: %s, learning rate=%.6f, eps=%.1e, decay rate=%.2f (schedule=%d, patient=%d, decay=%d (%d, %d))): '
% (epoch, mode, opt, lr, eps, decay_rate, schedule, patient, decay,
max_decay, double_schedule_decay))
train_err_arc_leaf = 0.
train_err_arc_non_leaf = 0.
train_err_type_leaf = 0.
train_err_type_non_leaf = 0.
train_err_cov = 0.
train_total_leaf = 0.
train_total_non_leaf = 0.
start_time = time.time()
num_back = 0
network.train()
for batch in range(1, num_batches + 1):
input_encoder, input_decoder = conllx_stacked_data.get_batch_stacked_variable(
data_train,
batch_size,
unk_replace=unk_replace,
use_gpu=use_gpu)
word, char, pos, heads, types, masks_e, lengths_e = input_encoder
stacked_heads, children, sibling, stacked_types, skip_connect, masks_d, lengths_d = input_decoder
optim.zero_grad()
loss_arc_leaf, loss_arc_non_leaf, \
loss_type_leaf, loss_type_non_leaf, \
loss_cov, num_leaf, num_non_leaf = network.loss(word, char, pos, heads, stacked_heads, children, sibling, stacked_types, label_smooth,
skip_connect=skip_connect, mask_e=masks_e, length_e=lengths_e, mask_d=masks_d, length_d=lengths_d)
loss_arc = loss_arc_leaf + loss_arc_non_leaf
loss_type = loss_type_leaf + loss_type_non_leaf
loss = loss_arc + loss_type + cov * loss_cov
loss.backward()
clip_grad_norm_(network.parameters(), clip)
optim.step()
num_leaf = num_leaf.item() ##180809 data[0] --> item()
num_non_leaf = num_non_leaf.item() ##180809 data[0] --> item()
train_err_arc_leaf += loss_arc_leaf.item(
) * num_leaf ##180809 data[0] --> item()
train_err_arc_non_leaf += loss_arc_non_leaf.item(
) * num_non_leaf ##180809 data[0] --> item()
train_err_type_leaf += loss_type_leaf.item(
) * num_leaf ##180809 data[0] --> item()
train_err_type_non_leaf += loss_type_non_leaf.item(
) * num_non_leaf ##180809 data[0] --> item()
train_err_cov += loss_cov.item() * (num_leaf + num_non_leaf
) ##180809 data[0] --> item()
train_total_leaf += num_leaf
train_total_non_leaf += num_non_leaf
time_ave = (time.time() - start_time) / batch
time_left = (num_batches - batch) * time_ave
# update log
if batch % 10 == 0:
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
err_arc_leaf = train_err_arc_leaf / train_total_leaf
err_arc_non_leaf = train_err_arc_non_leaf / train_total_non_leaf
err_arc = err_arc_leaf + err_arc_non_leaf
err_type_leaf = train_err_type_leaf / train_total_leaf
err_type_non_leaf = train_err_type_non_leaf / train_total_non_leaf
err_type = err_type_leaf + err_type_non_leaf
err_cov = train_err_cov / (train_total_leaf +
train_total_non_leaf)
err = err_arc + err_type + cov * err_cov
log_info = 'train: %d/%d loss (leaf, non_leaf): %.4f, arc: %.4f (%.4f, %.4f), type: %.4f (%.4f, %.4f), coverage: %.4f, time left (estimated): %.2fs' % (
batch, num_batches, err, err_arc, err_arc_leaf,
err_arc_non_leaf, err_type, err_type_leaf,
err_type_non_leaf, err_cov, time_left)
sys.stdout.write(log_info)
sys.stdout.flush()
num_back = len(log_info)
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
err_arc_leaf = train_err_arc_leaf / train_total_leaf
err_arc_non_leaf = train_err_arc_non_leaf / train_total_non_leaf
err_arc = err_arc_leaf + err_arc_non_leaf
err_type_leaf = train_err_type_leaf / train_total_leaf
err_type_non_leaf = train_err_type_non_leaf / train_total_non_leaf
err_type = err_type_leaf + err_type_non_leaf
err_cov = train_err_cov / (train_total_leaf + train_total_non_leaf)
err = err_arc + err_type + cov * err_cov
print(
'train: %d loss (leaf, non_leaf): %.4f, arc: %.4f (%.4f, %.4f), type: %.4f (%.4f, %.4f), coverage: %.4f, time: %.2fs'
% (num_batches, err, err_arc, err_arc_leaf, err_arc_non_leaf,
err_type, err_type_leaf, err_type_non_leaf, err_cov,
time.time() - start_time))
#torch.save(network.state_dict(), model_name+"."+str(epoch))
#continue
# evaluate performance on dev data
network.eval()
tmp_root = 'tmp'
if not os.path.isdir(tmp_root):
logger.info('Creating temporary folder(%s)' % (tmp_root, ))
os.makedirs(tmp_root)
pred_filename = '%s/%spred_dev%d' % (tmp_root, str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = '%s/%sgold_dev%d' % (tmp_root, str(uid), epoch)
gold_writer.start(gold_filename)
dev_ucorr = 0.0
dev_lcorr = 0.0
dev_total = 0
dev_ucomlpete = 0.0
dev_lcomplete = 0.0
dev_ucorr_nopunc = 0.0
dev_lcorr_nopunc = 0.0
dev_total_nopunc = 0
dev_ucomlpete_nopunc = 0.0
dev_lcomplete_nopunc = 0.0
dev_root_corr = 0.0
dev_total_root = 0.0
dev_total_inst = 0.0
for batch in conllx_stacked_data.iterate_batch_stacked_variable(
data_dev, batch_size, use_gpu=use_gpu):
input_encoder, _, sentences = batch
word, char, pos, heads, types, masks, lengths = input_encoder
heads_pred, types_pred, _, _ = network.decode(
word,
char,
pos,
mask=masks,
length=lengths,
beam=beam,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(sentences,
word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(sentences,
word,
pos,
heads,
types,
lengths,
symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
dev_ucorr += ucorr
dev_lcorr += lcorr
dev_total += total
dev_ucomlpete += ucm
dev_lcomplete += lcm
dev_ucorr_nopunc += ucorr_nopunc
dev_lcorr_nopunc += lcorr_nopunc
dev_total_nopunc += total_nopunc
dev_ucomlpete_nopunc += ucm_nopunc
dev_lcomplete_nopunc += lcm_nopunc
dev_root_corr += corr_root
dev_total_root += total_root
dev_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print(
'W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (dev_ucorr, dev_lcorr, dev_total, dev_ucorr * 100 / dev_total,
dev_lcorr * 100 / dev_total, dev_ucomlpete * 100 /
dev_total_inst, dev_lcomplete * 100 / dev_total_inst))
print(
'Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc,
dev_ucorr_nopunc * 100 / dev_total_nopunc, dev_lcorr_nopunc *
100 / dev_total_nopunc, dev_ucomlpete_nopunc * 100 /
dev_total_inst, dev_lcomplete_nopunc * 100 / dev_total_inst))
print('Root: corr: %d, total: %d, acc: %.2f%%' %
(dev_root_corr, dev_total_root,
dev_root_corr * 100 / dev_total_root))
if dev_lcorrect_nopunc < dev_lcorr_nopunc or (
dev_lcorrect_nopunc == dev_lcorr_nopunc
and dev_ucorrect_nopunc < dev_ucorr_nopunc):
dev_ucorrect_nopunc = dev_ucorr_nopunc
dev_lcorrect_nopunc = dev_lcorr_nopunc
dev_ucomlpete_match_nopunc = dev_ucomlpete_nopunc
dev_lcomplete_match_nopunc = dev_lcomplete_nopunc
dev_ucorrect = dev_ucorr
dev_lcorrect = dev_lcorr
dev_ucomlpete_match = dev_ucomlpete
dev_lcomplete_match = dev_lcomplete
dev_root_correct = dev_root_corr
best_epoch = epoch
patient = 0
# torch.save(network, model_name)
torch.save(network.state_dict(), model_name)
pred_filename = 'tmp/%spred_test%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_test%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
for batch in conllx_stacked_data.iterate_batch_stacked_variable(
data_test, batch_size, use_gpu=use_gpu):
input_encoder, _, sentences = batch
word, char, pos, heads, types, masks, lengths = input_encoder
heads_pred, types_pred, _, _ = network.decode(
word,
char,
pos,
mask=masks,
length=lengths,
beam=beam,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(sentences,
word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(sentences,
word,
pos,
heads,
types,
lengths,
symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
else:
if dev_ucorr_nopunc * 100 / dev_total_nopunc < dev_ucorrect_nopunc * 100 / dev_total_nopunc - 5 or patient >= schedule:
# network = torch.load(model_name)
network.load_state_dict(torch.load(model_name))
lr = lr * decay_rate
optim = generate_optimizer(opt, lr, network.parameters())
patient = 0
decay += 1
if decay % double_schedule_decay == 0:
schedule *= 2
else:
patient += 1
print(
'----------------------------------------------------------------------------------------------------------------------------'
)
print(
'best dev W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (dev_ucorrect, dev_lcorrect, dev_total,
dev_ucorrect * 100 / dev_total, dev_lcorrect * 100 / dev_total,
dev_ucomlpete_match * 100 / dev_total_inst,
dev_lcomplete_match * 100 / dev_total_inst, best_epoch))
print(
'best dev Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (dev_ucorrect_nopunc, dev_lcorrect_nopunc, dev_total_nopunc,
dev_ucorrect_nopunc * 100 / dev_total_nopunc,
dev_lcorrect_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_match_nopunc * 100 / dev_total_inst,
dev_lcomplete_match_nopunc * 100 / dev_total_inst, best_epoch))
print('best dev Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' %
(dev_root_correct, dev_total_root,
dev_root_correct * 100 / dev_total_root, best_epoch))
if test_total_inst != 0 or test_total != 0:
print(
'----------------------------------------------------------------------------------------------------------------------------'
)
print(
'best test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (test_ucorrect, test_lcorrect, test_total, test_ucorrect *
100 / test_total, test_lcorrect * 100 / test_total,
test_ucomlpete_match * 100 / test_total_inst,
test_lcomplete_match * 100 / test_total_inst, best_epoch))
print(
'best test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
%
(test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc,
test_lcorrect_nopunc * 100 / test_total_nopunc,
test_ucomlpete_match_nopunc * 100 / test_total_inst,
test_lcomplete_match_nopunc * 100 / test_total_inst,
best_epoch))
print(
'best test Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)'
% (test_root_correct, test_total_root,
test_root_correct * 100 / test_total_root, best_epoch))
print(
'============================================================================================================================'
)
if decay == max_decay:
break
def stackptr(model_path, model_name, test_path, punct_set, use_gpu, logger,
args):
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
word_alphabet, char_alphabet, pos_alphabet, \
type_alphabet = conllx_stacked_data.create_alphabets(alphabet_path, None, data_paths=[None, None], max_vocabulary_size=50000, embedd_dict=None)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
beam = args.beam
ordered = args.ordered
display_inst = args.display
def load_model_arguments_from_json():
arguments = json.load(open(arg_path, 'r'))
return arguments['args'], arguments['kwargs']
arg_path = model_name + '.arg.json'
args, kwargs = load_model_arguments_from_json()
prior_order = kwargs['prior_order']
logger.info('use gpu: %s, beam: %d, order: %s (%s)' %
(use_gpu, beam, prior_order, ordered))
data_test = conllx_stacked_data.read_stacked_data_to_tensor(
test_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=True,
prior_order=prior_order)
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
logger.info('model: %s' % model_name)
network = StackPtrNet(*args, **kwargs)
network.load_state_dict(torch.load(model_name))
if use_gpu:
network.cuda()
else:
network.cpu()
network.eval()
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
test_ucorrect_stack_leaf = 0.0
test_ucorrect_stack_non_leaf = 0.0
test_lcorrect_stack_leaf = 0.0
test_lcorrect_stack_non_leaf = 0.0
test_leaf = 0
test_non_leaf = 0
pred_writer.start('tmp/analyze_pred_%s' % str(uid))
gold_writer.start('tmp/analyze_gold_%s' % str(uid))
sent = 0
start_time = time.time()
for batch in conllx_stacked_data.iterate_batch_stacked_variable(
data_test, 1):
sys.stdout.write('%d, ' % sent)
sys.stdout.flush()
sent += 1
input_encoder, input_decoder = batch
word, char, pos, heads, types, masks, lengths = input_encoder
stacked_heads, children, siblings, stacked_types, skip_connect, mask_d, lengths_d = input_decoder
heads_pred, types_pred, children_pred, stacked_types_pred = network.decode(
word,
char,
pos,
mask=masks,
length=lengths,
beam=beam,
ordered=ordered,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
stacked_heads = stacked_heads.data
children = children.data
stacked_types = stacked_types.data
children_pred = torch.from_numpy(children_pred).long()
stacked_types_pred = torch.from_numpy(stacked_types_pred).long()
if use_gpu:
children_pred = children_pred.cuda()
stacked_types_pred = stacked_types_pred.cuda()
mask_d = mask_d.data
mask_leaf = torch.eq(children, stacked_heads).float()
mask_non_leaf = (1.0 - mask_leaf)
mask_leaf = mask_leaf * mask_d
mask_non_leaf = mask_non_leaf * mask_d
num_leaf = mask_leaf.sum()
num_non_leaf = mask_non_leaf.sum()
ucorr_stack = torch.eq(children_pred, children).float()
lcorr_stack = ucorr_stack * torch.eq(stacked_types_pred,
stacked_types).float()
ucorr_stack_leaf = (ucorr_stack * mask_leaf).sum()
ucorr_stack_non_leaf = (ucorr_stack * mask_non_leaf).sum()
lcorr_stack_leaf = (lcorr_stack * mask_leaf).sum()
lcorr_stack_non_leaf = (lcorr_stack * mask_non_leaf).sum()
test_ucorrect_stack_leaf += ucorr_stack_leaf
test_ucorrect_stack_non_leaf += ucorr_stack_non_leaf
test_lcorrect_stack_leaf += lcorr_stack_leaf
test_lcorrect_stack_non_leaf += lcorr_stack_non_leaf
test_leaf += num_leaf
test_non_leaf += num_non_leaf
# ------------------------------------------------------------------------------------------------
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print('\ntime: %.2fs' % (time.time() - start_time))
print(
'test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
%
(test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 /
test_total, test_lcorrect * 100 / test_total, test_ucomlpete_match *
100 / test_total_inst, test_lcomplete_match * 100 / test_total_inst))
print(
'test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
%
(test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc *
100 / test_total_nopunc, test_ucomlpete_match_nopunc * 100 /
test_total_inst, test_lcomplete_match_nopunc * 100 / test_total_inst))
print('test Root: corr: %d, total: %d, acc: %.2f%%' %
(test_root_correct, test_total_root,
test_root_correct * 100 / test_total_root))
print(
'============================================================================================================================'
)
print(
'Stack leaf: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%'
% (test_ucorrect_stack_leaf, test_lcorrect_stack_leaf, test_leaf,
test_ucorrect_stack_leaf * 100 / test_leaf,
test_lcorrect_stack_leaf * 100 / test_leaf))
print(
'Stack non_leaf: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%'
% (test_ucorrect_stack_non_leaf, test_lcorrect_stack_non_leaf,
test_non_leaf, test_ucorrect_stack_non_leaf * 100 / test_non_leaf,
test_lcorrect_stack_non_leaf * 100 / test_non_leaf))
print(
'============================================================================================================================'
)
def analyze():
np.set_printoptions(linewidth=100000)
pred_path = 'tmp/analyze_pred_%s' % str(uid)
data_gold = conllx_stacked_data.read_stacked_data_to_tensor(
test_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=True,
prior_order=prior_order)
data_pred = conllx_stacked_data.read_stacked_data_to_tensor(
pred_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=True,
prior_order=prior_order)
gold_iter = conllx_stacked_data.iterate_batch_stacked_variable(
data_gold, 1)
test_iter = conllx_stacked_data.iterate_batch_stacked_variable(
data_pred, 1)
model_err = 0
search_err = 0
type_err = 0
for gold, pred in zip(gold_iter, test_iter):
gold_encoder, gold_decoder = gold
word, char, pos, gold_heads, gold_types, masks, lengths = gold_encoder
gold_stacked_heads, gold_children, gold_siblings, gold_stacked_types, gold_skip_connect, gold_mask_d, gold_lengths_d = gold_decoder
pred_encoder, pred_decoder = pred
_, _, _, pred_heads, pred_types, _, _ = pred_encoder
pred_stacked_heads, pred_children, pred_siblings, pred_stacked_types, pred_skip_connect, pred_mask_d, pred_lengths_d = pred_decoder
assert gold_heads.size() == pred_heads.size(
), 'sentence dis-match.'
ucorr_stack = torch.eq(pred_children, gold_children).float()
lcorr_stack = ucorr_stack * torch.eq(pred_stacked_types,
gold_stacked_types).float()
ucorr_stack = (ucorr_stack * gold_mask_d).data.sum()
lcorr_stack = (lcorr_stack * gold_mask_d).data.sum()
num_stack = gold_mask_d.data.sum()
if lcorr_stack < num_stack:
loss_pred, loss_pred_arc, loss_pred_type = calc_loss(
network, word, char, pos, pred_heads, pred_stacked_heads,
pred_children, pred_siblings, pred_stacked_types,
pred_skip_connect, masks, lengths, pred_mask_d,
pred_lengths_d)
loss_gold, loss_gold_arc, loss_gold_type = calc_loss(
network, word, char, pos, gold_heads, gold_stacked_heads,
gold_children, gold_siblings, gold_stacked_types,
gold_skip_connect, masks, lengths, gold_mask_d,
gold_lengths_d)
if display_inst:
print('%d, %d, %d' % (ucorr_stack, lcorr_stack, num_stack))
print(
'pred(arc, type): %.4f (%.4f, %.4f), gold(arc, type): %.4f (%.4f, %.4f)'
% (loss_pred, loss_pred_arc, loss_pred_type, loss_gold,
loss_gold_arc, loss_gold_type))
word = word[0].data.cpu().numpy()
pos = pos[0].data.cpu().numpy()
head_gold = gold_heads[0].data.cpu().numpy()
type_gold = gold_types[0].data.cpu().numpy()
head_pred = pred_heads[0].data.cpu().numpy()
type_pred = pred_types[0].data.cpu().numpy()
display(word, pos, head_gold, type_gold, head_pred,
type_pred, lengths[0], word_alphabet, pos_alphabet,
type_alphabet)
length_dec = gold_lengths_d[0]
gold_display = np.empty([3, length_dec])
gold_display[0] = gold_stacked_types.data[0].cpu().numpy(
)[:length_dec]
gold_display[1] = gold_children.data[0].cpu().numpy(
)[:length_dec]
gold_display[2] = gold_stacked_heads.data[0].cpu().numpy(
)[:length_dec]
print(gold_display)
print(
'--------------------------------------------------------'
)
pred_display = np.empty([3,
pred_lengths_d[0]])[:length_dec]
pred_display[0] = pred_stacked_types.data[0].cpu().numpy(
)[:length_dec]
pred_display[1] = pred_children.data[0].cpu().numpy(
)[:length_dec]
pred_display[2] = pred_stacked_heads.data[0].cpu().numpy(
)[:length_dec]
print(pred_display)
print(
'========================================================'
)
raw_input()
if ucorr_stack == num_stack:
type_err += 1
elif loss_pred < loss_gold:
model_err += 1
else:
search_err += 1
print('type errors: %d' % type_err)
print('model errors: %d' % model_err)
print('search errors: %d' % search_err)
analyze()
def biaffine(model_path, model_name, test_path, punct_set, use_gpu, logger,
args):
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
word_alphabet, char_alphabet, pos_alphabet, \
type_alphabet = conllx_data.create_alphabets(alphabet_path, None, data_paths=[None, None], max_vocabulary_size=50000, embedd_dict=None)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
decoding = args.decode
logger.info('use gpu: %s, decoding: %s' % (use_gpu, decoding))
data_test = conllx_data.read_data_to_tensor(test_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=True,
symbolic_root=True)
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
logger.info('model: %s' % model_name)
def load_model_arguments_from_json():
arguments = json.load(open(arg_path, 'r'))
return arguments['args'], arguments['kwargs']
arg_path = model_name + '.arg.json'
args, kwargs = load_model_arguments_from_json()
network = BiRecurrentConvBiAffine(*args, **kwargs)
network.load_state_dict(torch.load(model_name))
if use_gpu:
network.cuda()
else:
network.cpu()
network.eval()
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
if decoding == 'greedy':
decode = network.decode
elif decoding == 'mst':
decode = network.decode_mst
else:
raise ValueError('Unknown decoding algorithm: %s' % decoding)
pred_writer.start('tmp/analyze_pred_%s' % str(uid))
gold_writer.start('tmp/analyze_gold_%s' % str(uid))
sent = 0
start_time = time.time()
for batch in conllx_data.iterate_batch_tensor(data_test, 1):
sys.stdout.write('%d, ' % sent)
sys.stdout.flush()
sent += 1
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(
word,
char,
pos,
mask=masks,
length=lengths,
leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print('\ntime: %.2fs' % (time.time() - start_time))
print(
'test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
%
(test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 /
test_total, test_lcorrect * 100 / test_total, test_ucomlpete_match *
100 / test_total_inst, test_lcomplete_match * 100 / test_total_inst))
print(
'test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
%
(test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc *
100 / test_total_nopunc, test_ucomlpete_match_nopunc * 100 /
test_total_inst, test_lcomplete_match_nopunc * 100 / test_total_inst))
print('test Root: corr: %d, total: %d, acc: %.2f%%' %
(test_root_correct, test_total_root,
test_root_correct * 100 / test_total_root))
def eval(alg,
data,
network,
pred_writer,
gold_writer,
punct_set,
word_alphabet,
pos_alphabet,
device,
beam=1,
batch_size=256):
network.eval()
accum_ucorr = 0.0
accum_lcorr = 0.0
accum_total = 0
accum_ucomlpete = 0.0
accum_lcomplete = 0.0
accum_ucorr_nopunc = 0.0
accum_lcorr_nopunc = 0.0
accum_total_nopunc = 0
accum_ucomlpete_nopunc = 0.0
accum_lcomplete_nopunc = 0.0
accum_root_corr = 0.0
accum_total_root = 0.0
accum_total_inst = 0.0
for data in iterate_data(data, batch_size):
words = data['WORD'].to(device)
chars = data['CHAR'].to(device)
postags = data['POS'].to(device)
bert_words = data["BERT_WORD"].to(device)
sub_word_idx = data["SUB_IDX"].to(device)
heads = data['HEAD'].numpy()
types = data['TYPE'].numpy()
lengths = data['LENGTH'].numpy()
if alg == 'graph':
masks = data['MASK'].to(device)
heads_pred, types_pred = network.decode(
bert_words,
sub_word_idx,
words,
chars,
postags,
mask=masks,
leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
else:
masks = data['MASK_ENC'].to(device)
heads_pred, types_pred = network.decode(
words,
chars,
postags,
mask=masks,
beam=beam,
leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
words = words.cpu().numpy()
postags = postags.cpu().numpy()
pred_writer.write(words,
postags,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(words,
postags,
heads,
types,
lengths,
symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
words,
postags,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
accum_ucorr += ucorr
accum_lcorr += lcorr
accum_total += total
accum_ucomlpete += ucm
accum_lcomplete += lcm
accum_ucorr_nopunc += ucorr_nopunc
accum_lcorr_nopunc += lcorr_nopunc
accum_total_nopunc += total_nopunc
accum_ucomlpete_nopunc += ucm_nopunc
accum_lcomplete_nopunc += lcm_nopunc
accum_root_corr += corr_root
accum_total_root += total_root
accum_total_inst += num_inst
print(
'W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (accum_ucorr, accum_lcorr, accum_total, accum_ucorr * 100 /
accum_total, accum_lcorr * 100 / accum_total, accum_ucomlpete *
100 / accum_total_inst, accum_lcomplete * 100 / accum_total_inst))
print(
'Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (accum_ucorr_nopunc, accum_lcorr_nopunc, accum_total_nopunc,
accum_ucorr_nopunc * 100 / accum_total_nopunc, accum_lcorr_nopunc *
100 / accum_total_nopunc, accum_ucomlpete_nopunc * 100 /
accum_total_inst, accum_lcomplete_nopunc * 100 / accum_total_inst))
print('Root: corr: %d, total: %d, acc: %.2f%%' %
(accum_root_corr, accum_total_root,
accum_root_corr * 100 / accum_total_root))
return (accum_ucorr, accum_lcorr, accum_ucomlpete, accum_lcomplete, accum_total), \
(accum_ucorr_nopunc, accum_lcorr_nopunc, accum_ucomlpete_nopunc, accum_lcomplete_nopunc, accum_total_nopunc), \
(accum_root_corr, accum_total_root, accum_total_inst)
def main():
args_parser = argparse.ArgumentParser(description='Tuning with graph-based parsing')
args_parser.add_argument('--test_phase', action='store_true', help='Load trained model and run testing phase.')
args_parser.add_argument('--mode', choices=['RNN', 'LSTM', 'GRU', 'FastLSTM'], help='architecture of rnn', required=True)
args_parser.add_argument('--cuda', action='store_true', help='using GPU')
args_parser.add_argument('--num_epochs', type=int, default=200, help='Number of training epochs')
args_parser.add_argument('--batch_size', type=int, default=64, help='Number of sentences in each batch')
args_parser.add_argument('--hidden_size', type=int, default=256, help='Number of hidden units in RNN')
args_parser.add_argument('--arc_space', type=int, default=128, help='Dimension of tag space')
args_parser.add_argument('--type_space', type=int, default=128, help='Dimension of tag space')
args_parser.add_argument('--num_layers', type=int, default=1, help='Number of layers of RNN')
args_parser.add_argument('--num_filters', type=int, default=50, help='Number of filters in CNN')
args_parser.add_argument('--pos', action='store_true', help='use part-of-speech embedding.')
args_parser.add_argument('--char', action='store_true', help='use character embedding and CNN.')
args_parser.add_argument('--pos_dim', type=int, default=50, help='Dimension of POS embeddings')
args_parser.add_argument('--char_dim', type=int, default=50, help='Dimension of Character embeddings')
args_parser.add_argument('--opt', choices=['adam', 'sgd', 'adamax'], help='optimization algorithm')
args_parser.add_argument('--objective', choices=['cross_entropy', 'crf'], default='cross_entropy', help='objective function of training procedure.')
args_parser.add_argument('--decode', choices=['mst', 'greedy'], help='decoding algorithm', required=True)
args_parser.add_argument('--learning_rate', type=float, default=0.01, help='Learning rate')
args_parser.add_argument('--decay_rate', type=float, default=0.05, help='Decay rate of learning rate')
args_parser.add_argument('--clip', type=float, default=5.0, help='gradient clipping')
args_parser.add_argument('--gamma', type=float, default=0.0, help='weight for regularization')
args_parser.add_argument('--epsilon', type=float, default=1e-8, help='epsilon for adam or adamax')
args_parser.add_argument('--p_rnn', nargs=2, type=float, required=True, help='dropout rate for RNN')
args_parser.add_argument('--p_in', type=float, default=0.33, help='dropout rate for input embeddings')
args_parser.add_argument('--p_out', type=float, default=0.33, help='dropout rate for output layer')
args_parser.add_argument('--schedule', type=int, help='schedule for learning rate decay')
args_parser.add_argument('--unk_replace', type=float, default=0., help='The rate to replace a singleton word with UNK')
args_parser.add_argument('--punctuation', nargs='+', type=str, help='List of punctuations')
args_parser.add_argument('--word_embedding', choices=['glove', 'senna', 'sskip', 'polyglot'], help='Embedding for words', required=True)
args_parser.add_argument('--word_path', help='path for word embedding dict')
args_parser.add_argument('--freeze', action='store_true', help='frozen the word embedding (disable fine-tuning).')
args_parser.add_argument('--char_embedding', choices=['random', 'polyglot'], help='Embedding for characters', required=True)
args_parser.add_argument('--char_path', help='path for character embedding dict')
args_parser.add_argument('--train') # "data/POS-penn/wsj/split1/wsj1.train.original"
args_parser.add_argument('--dev') # "data/POS-penn/wsj/split1/wsj1.dev.original"
args_parser.add_argument('--test') # "data/POS-penn/wsj/split1/wsj1.test.original"
args_parser.add_argument('--model_path', help='path for saving model file.', required=True)
args_parser.add_argument('--model_name', help='name for saving model file.', required=True)
args = args_parser.parse_args()
logger = get_logger("GraphParser")
mode = args.mode
obj = args.objective
decoding = args.decode
train_path = args.train
dev_path = args.dev
test_path = args.test
model_path = args.model_path
model_name = args.model_name
num_epochs = args.num_epochs
batch_size = args.batch_size
hidden_size = args.hidden_size
arc_space = args.arc_space
type_space = args.type_space
num_layers = args.num_layers
num_filters = args.num_filters
learning_rate = args.learning_rate
opt = args.opt
momentum = 0.9
betas = (0.9, 0.9)
eps = args.epsilon
decay_rate = args.decay_rate
clip = args.clip
gamma = args.gamma
schedule = args.schedule
p_rnn = tuple(args.p_rnn)
p_in = args.p_in
p_out = args.p_out
unk_replace = args.unk_replace
punctuation = args.punctuation
freeze = args.freeze
word_embedding = args.word_embedding
word_path = args.word_path
use_char = args.char
char_embedding = args.char_embedding
char_path = args.char_path
use_pos = args.pos
pos_dim = args.pos_dim
word_dict, word_dim = utils.load_embedding_dict(word_embedding, word_path)
char_dict = None
char_dim = args.char_dim
if char_embedding != 'random':
char_dict, char_dim = utils.load_embedding_dict(char_embedding, char_path)
logger.info("Creating Alphabets")
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
word_alphabet, char_alphabet, pos_alphabet, type_alphabet = conllx_data.create_alphabets(alphabet_path, train_path, data_paths=[dev_path, test_path],
max_vocabulary_size=100000, embedd_dict=word_dict)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
logger.info("Reading Data")
device = torch.device('cuda') if args.cuda else torch.device('cpu')
data_train = conllx_data.read_data_to_tensor(train_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, symbolic_root=True, device=device)
# data_train = conllx_data.read_data(train_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
# num_data = sum([len(bucket) for bucket in data_train])
num_data = sum(data_train[1])
data_dev = conllx_data.read_data_to_tensor(dev_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, symbolic_root=True, device=device)
data_test = conllx_data.read_data_to_tensor(test_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, symbolic_root=True, device=device)
punct_set = None
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" % (len(punct_set), ' '.join(punct_set)))
def construct_word_embedding_table():
scale = np.sqrt(3.0 / word_dim)
table = np.empty([word_alphabet.size(), word_dim], dtype=np.float32)
table[conllx_data.UNK_ID, :] = np.zeros([1, word_dim]).astype(np.float32) if freeze else np.random.uniform(-scale, scale, [1, word_dim]).astype(np.float32)
oov = 0
for word, index in word_alphabet.items():
if word in word_dict:
embedding = word_dict[word]
elif word.lower() in word_dict:
embedding = word_dict[word.lower()]
else:
embedding = np.zeros([1, word_dim]).astype(np.float32) if freeze else np.random.uniform(-scale, scale, [1, word_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('word OOV: %d' % oov)
return torch.from_numpy(table)
def construct_char_embedding_table():
if char_dict is None:
return None
scale = np.sqrt(3.0 / char_dim)
table = np.empty([num_chars, char_dim], dtype=np.float32)
table[conllx_data.UNK_ID, :] = np.random.uniform(-scale, scale, [1, char_dim]).astype(np.float32)
oov = 0
for char, index, in char_alphabet.items():
if char in char_dict:
embedding = char_dict[char]
else:
embedding = np.random.uniform(-scale, scale, [1, char_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('character OOV: %d' % oov)
return torch.from_numpy(table)
word_table = construct_word_embedding_table()
char_table = construct_char_embedding_table()
window = 3
if obj == 'cross_entropy':
network = BiRecurrentConvBiAffine(word_dim, num_words, char_dim, num_chars, pos_dim, num_pos, num_filters, window,
mode, hidden_size, num_layers, num_types, arc_space, type_space,
embedd_word=word_table, embedd_char=char_table,
p_in=p_in, p_out=p_out, p_rnn=p_rnn, biaffine=True, pos=use_pos, char=use_char)
elif obj == 'crf':
raise NotImplementedError
else:
raise RuntimeError('Unknown objective: %s' % obj)
def save_args():
arg_path = model_name + '.arg.json'
arguments = [word_dim, num_words, char_dim, num_chars, pos_dim, num_pos, num_filters, window,
mode, hidden_size, num_layers, num_types, arc_space, type_space]
kwargs = {'p_in': p_in, 'p_out': p_out, 'p_rnn': p_rnn, 'biaffine': True, 'pos': use_pos, 'char': use_char}
json.dump({'args': arguments, 'kwargs': kwargs}, open(arg_path, 'w'), indent=4)
if freeze:
freeze_embedding(network.word_embedd)
network = network.to(device)
save_args()
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
def generate_optimizer(opt, lr, params):
params = filter(lambda param: param.requires_grad, params)
if opt == 'adam':
return Adam(params, lr=lr, betas=betas, weight_decay=gamma, eps=eps)
elif opt == 'sgd':
return SGD(params, lr=lr, momentum=momentum, weight_decay=gamma, nesterov=True)
elif opt == 'adamax':
return Adamax(params, lr=lr, betas=betas, weight_decay=gamma, eps=eps)
else:
raise ValueError('Unknown optimization algorithm: %s' % opt)
lr = learning_rate
optim = generate_optimizer(opt, lr, network.parameters())
opt_info = 'opt: %s, ' % opt
if opt == 'adam':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
elif opt == 'sgd':
opt_info += 'momentum=%.2f' % momentum
elif opt == 'adamax':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
word_status = 'frozen' if freeze else 'fine tune'
char_status = 'enabled' if use_char else 'disabled'
pos_status = 'enabled' if use_pos else 'disabled'
logger.info("Embedding dim: word=%d (%s), char=%d (%s), pos=%d (%s)" % (word_dim, word_status, char_dim, char_status, pos_dim, pos_status))
logger.info("CNN: filter=%d, kernel=%d" % (num_filters, window))
logger.info("RNN: %s, num_layer=%d, hidden=%d, arc_space=%d, type_space=%d" % (mode, num_layers, hidden_size, arc_space, type_space))
logger.info("train: obj: %s, l2: %f, (#data: %d, batch: %d, clip: %.2f, unk replace: %.2f)" % (obj, gamma, num_data, batch_size, clip, unk_replace))
logger.info("dropout(in, out, rnn): (%.2f, %.2f, %s)" % (p_in, p_out, p_rnn))
logger.info("decoding algorithm: %s" % decoding)
logger.info(opt_info)
num_batches = num_data / batch_size + 1
dev_ucorrect = 0.0
dev_lcorrect = 0.0
dev_ucomlpete_match = 0.0
dev_lcomplete_match = 0.0
dev_ucorrect_nopunc = 0.0
dev_lcorrect_nopunc = 0.0
dev_ucomlpete_match_nopunc = 0.0
dev_lcomplete_match_nopunc = 0.0
dev_root_correct = 0.0
best_epoch = 0
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_root_correct = 0.0
test_total = 0
test_total_nopunc = 0
test_total_inst = 0
test_total_root = 0
if decoding == 'greedy':
decode = network.decode
elif decoding == 'mst':
decode = network.decode_mst
else:
raise ValueError('Unknown decoding algorithm: %s' % decoding)
patient = 0
decay = 0
max_decay = 9
double_schedule_decay = 5
for epoch in range(1, num_epochs + 1):
print('Epoch %d (%s, optim: %s, learning rate=%.6f, eps=%.1e, decay rate=%.2f (schedule=%d, patient=%d, decay=%d)): ' % (epoch, mode, opt, lr, eps, decay_rate, schedule, patient, decay))
train_err = 0.
train_err_arc = 0.
train_err_type = 0.
train_total = 0.
start_time = time.time()
num_back = 0
network.train()
for batch in range(1, num_batches + 1):
word, char, pos, heads, types, masks, lengths = conllx_data.get_batch_tensor(data_train, batch_size, unk_replace=unk_replace)
optim.zero_grad()
loss_arc, loss_type = network.loss(word, char, pos, heads, types, mask=masks, length=lengths)
loss = loss_arc + loss_type
loss.backward()
clip_grad_norm_(network.parameters(), clip)
optim.step()
with torch.no_grad():
num_inst = word.size(0) if obj == 'crf' else masks.sum() - word.size(0)
train_err += loss * num_inst
train_err_arc += loss_arc * num_inst
train_err_type += loss_type * num_inst
train_total += num_inst
time_ave = (time.time() - start_time) / batch
time_left = (num_batches - batch) * time_ave
# update log
if batch % 10 == 0:
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
log_info = 'train: %d/%d loss: %.4f, arc: %.4f, type: %.4f, time left: %.2fs' % (batch, num_batches, train_err / train_total,
train_err_arc / train_total, train_err_type / train_total, time_left)
sys.stdout.write(log_info)
sys.stdout.flush()
num_back = len(log_info)
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
print('train: %d loss: %.4f, arc: %.4f, type: %.4f, time: %.2fs' % (num_batches, train_err / train_total,
train_err_arc / train_total, train_err_type / train_total, time.time() - start_time))
# evaluate performance on dev data
with torch.no_grad():
network.eval()
pred_filename = 'tmp/%spred_dev%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_dev%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
dev_ucorr = 0.0
dev_lcorr = 0.0
dev_total = 0
dev_ucomlpete = 0.0
dev_lcomplete = 0.0
dev_ucorr_nopunc = 0.0
dev_lcorr_nopunc = 0.0
dev_total_nopunc = 0
dev_ucomlpete_nopunc = 0.0
dev_lcomplete_nopunc = 0.0
dev_root_corr = 0.0
dev_total_root = 0.0
dev_total_inst = 0.0
for batch in conllx_data.iterate_batch_tensor(data_dev, batch_size):
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(word, char, pos, mask=masks, length=lengths, leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.cpu().numpy()
pos = pos.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.cpu().numpy()
types = types.cpu().numpy()
pred_writer.write(word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types,
word_alphabet, pos_alphabet, lengths, punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
dev_ucorr += ucorr
dev_lcorr += lcorr
dev_total += total
dev_ucomlpete += ucm
dev_lcomplete += lcm
dev_ucorr_nopunc += ucorr_nopunc
dev_lcorr_nopunc += lcorr_nopunc
dev_total_nopunc += total_nopunc
dev_ucomlpete_nopunc += ucm_nopunc
dev_lcomplete_nopunc += lcm_nopunc
dev_root_corr += corr_root
dev_total_root += total_root
dev_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print('W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
dev_ucorr, dev_lcorr, dev_total, dev_ucorr * 100 / dev_total, dev_lcorr * 100 / dev_total,
dev_ucomlpete * 100 / dev_total_inst, dev_lcomplete * 100 / dev_total_inst))
print('Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc, dev_ucorr_nopunc * 100 / dev_total_nopunc,
dev_lcorr_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_nopunc * 100 / dev_total_inst, dev_lcomplete_nopunc * 100 / dev_total_inst))
print('Root: corr: %d, total: %d, acc: %.2f%%' %(dev_root_corr, dev_total_root, dev_root_corr * 100 / dev_total_root))
if dev_lcorrect_nopunc < dev_lcorr_nopunc or (dev_lcorrect_nopunc == dev_lcorr_nopunc and dev_ucorrect_nopunc < dev_ucorr_nopunc):
dev_ucorrect_nopunc = dev_ucorr_nopunc
dev_lcorrect_nopunc = dev_lcorr_nopunc
dev_ucomlpete_match_nopunc = dev_ucomlpete_nopunc
dev_lcomplete_match_nopunc = dev_lcomplete_nopunc
dev_ucorrect = dev_ucorr
dev_lcorrect = dev_lcorr
dev_ucomlpete_match = dev_ucomlpete
dev_lcomplete_match = dev_lcomplete
dev_root_correct = dev_root_corr
best_epoch = epoch
patient = 0
# torch.save(network, model_name)
torch.save(network.state_dict(), model_name)
pred_filename = 'tmp/%spred_test%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_test%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
for batch in conllx_data.iterate_batch_tensor(data_test, batch_size):
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(word, char, pos, mask=masks, length=lengths, leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.cpu().numpy()
pos = pos.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.cpu().numpy()
types = types.cpu().numpy()
pred_writer.write(word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types,
word_alphabet, pos_alphabet, lengths, punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
else:
if dev_ucorr_nopunc * 100 / dev_total_nopunc < dev_ucorrect_nopunc * 100 / dev_total_nopunc - 5 or patient >= schedule:
# network = torch.load(model_name)
network.load_state_dict(torch.load(model_name))
lr = lr * decay_rate
optim = generate_optimizer(opt, lr, network.parameters())
if decoding == 'greedy':
decode = network.decode
elif decoding == 'mst':
decode = network.decode_mst
else:
raise ValueError('Unknown decoding algorithm: %s' % decoding)
patient = 0
decay += 1
if decay % double_schedule_decay == 0:
schedule *= 2
else:
patient += 1
print('----------------------------------------------------------------------------------------------------------------------------')
print('best dev W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
dev_ucorrect, dev_lcorrect, dev_total, dev_ucorrect * 100 / dev_total, dev_lcorrect * 100 / dev_total,
dev_ucomlpete_match * 100 / dev_total_inst, dev_lcomplete_match * 100 / dev_total_inst,
best_epoch))
print('best dev Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
dev_ucorrect_nopunc, dev_lcorrect_nopunc, dev_total_nopunc,
dev_ucorrect_nopunc * 100 / dev_total_nopunc, dev_lcorrect_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_match_nopunc * 100 / dev_total_inst, dev_lcomplete_match_nopunc * 100 / dev_total_inst,
best_epoch))
print('best dev Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' % (
dev_root_correct, dev_total_root, dev_root_correct * 100 / dev_total_root, best_epoch))
print('----------------------------------------------------------------------------------------------------------------------------')
print('best test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 / test_total, test_lcorrect * 100 / test_total,
test_ucomlpete_match * 100 / test_total_inst, test_lcomplete_match * 100 / test_total_inst,
best_epoch))
print('best test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc * 100 / test_total_nopunc,
test_ucomlpete_match_nopunc * 100 / test_total_inst, test_lcomplete_match_nopunc * 100 / test_total_inst,
best_epoch))
print('best test Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' % (
test_root_correct, test_total_root, test_root_correct * 100 / test_total_root, best_epoch))
print('============================================================================================================================')
if decay == max_decay:
break
def evaluate(beam, pred_path, gold_path):
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
test_ucorrect_stack_leaf = 0.0
test_ucorrect_stack_non_leaf = 0.0
test_lcorrect_stack_leaf = 0.0
test_lcorrect_stack_non_leaf = 0.0
test_leaf = 0
test_non_leaf = 0
pred_writer.start(pred_path)
gold_writer.start(gold_path)
sent = 0
start_time = time.time()
for batch in conllx_stacked_data.iterate_batch_stacked_variable(data_test, 1):
sys.stdout.write('%d, ' % sent)
sys.stdout.flush()
sent += 1
input_encoder, input_decoder = batch
word, char, pos, heads, types, masks, lengths = input_encoder
stacked_heads, children, siblings, stacked_types, skip_connect, mask_d, lengths_d = input_decoder
heads_pred, types_pred, children_pred, stacked_types_pred = network.decode(word, char, pos, mask=masks, length=lengths, beam=beam, ordered=ordered,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
stacked_heads = stacked_heads.data
children = children.data
stacked_types = stacked_types.data
children_pred = torch.from_numpy(children_pred).long()
stacked_types_pred = torch.from_numpy(stacked_types_pred).long()
if use_gpu:
children_pred = children_pred.cuda()
stacked_types_pred = stacked_types_pred.cuda()
mask_d = mask_d.data
mask_leaf = torch.eq(children, stacked_heads).float()
mask_non_leaf = (1.0 - mask_leaf)
mask_leaf = mask_leaf * mask_d
mask_non_leaf = mask_non_leaf * mask_d
num_leaf = mask_leaf.sum()
num_non_leaf = mask_non_leaf.sum()
ucorr_stack = torch.eq(children_pred, children).float()
lcorr_stack = ucorr_stack * torch.eq(stacked_types_pred, stacked_types).float()
ucorr_stack_leaf = (ucorr_stack * mask_leaf).sum()
ucorr_stack_non_leaf = (ucorr_stack * mask_non_leaf).sum()
lcorr_stack_leaf = (lcorr_stack * mask_leaf).sum()
lcorr_stack_non_leaf = (lcorr_stack * mask_non_leaf).sum()
test_ucorrect_stack_leaf += ucorr_stack_leaf
test_ucorrect_stack_non_leaf += ucorr_stack_non_leaf
test_lcorrect_stack_leaf += lcorr_stack_leaf
test_lcorrect_stack_non_leaf += lcorr_stack_non_leaf
test_leaf += num_leaf
test_non_leaf += num_non_leaf
# ------------------------------------------------------------------------------------------------
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types,
word_alphabet, pos_alphabet, lengths,
punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print('\ntime: %.2fs' % (time.time() - start_time))
print('test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 / test_total, test_lcorrect * 100 / test_total,
test_ucomlpete_match * 100 / test_total_inst, test_lcomplete_match * 100 / test_total_inst))
print('test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc * 100 / test_total_nopunc,
test_ucomlpete_match_nopunc * 100 / test_total_inst, test_lcomplete_match_nopunc * 100 / test_total_inst))
print('test Root: corr: %d, total: %d, acc: %.2f%%' % (
test_root_correct, test_total_root, test_root_correct * 100 / test_total_root))
print('============================================================================================================================')
print('Stack leaf: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%' % (
test_ucorrect_stack_leaf, test_lcorrect_stack_leaf, test_leaf,
test_ucorrect_stack_leaf * 100 / test_leaf, test_lcorrect_stack_leaf * 100 / test_leaf))
print('Stack non_leaf: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%' % (
test_ucorrect_stack_non_leaf, test_lcorrect_stack_non_leaf, test_non_leaf,
test_ucorrect_stack_non_leaf * 100 / test_non_leaf, test_lcorrect_stack_non_leaf * 100 / test_non_leaf))
print('============================================================================================================================')
def main():
args_parser = argparse.ArgumentParser(
description='Tuning with graph-based parsing')
args_parser.register('type', 'bool', str2bool)
args_parser.add_argument('--seed',
type=int,
default=1234,
help='random seed for reproducibility')
args_parser.add_argument('--mode',
choices=['RNN', 'LSTM', 'GRU', 'FastLSTM'],
help='architecture of rnn',
required=True)
args_parser.add_argument('--num_epochs',
type=int,
default=1000,
help='Number of training epochs')
args_parser.add_argument('--batch_size',
type=int,
default=64,
help='Number of sentences in each batch')
args_parser.add_argument('--hidden_size',
type=int,
default=256,
help='Number of hidden units in RNN')
args_parser.add_argument('--arc_space',
type=int,
default=128,
help='Dimension of tag space')
args_parser.add_argument('--type_space',
type=int,
default=128,
help='Dimension of tag space')
args_parser.add_argument('--num_layers',
type=int,
default=1,
help='Number of layers of encoder.')
args_parser.add_argument('--num_filters',
type=int,
default=50,
help='Number of filters in CNN')
args_parser.add_argument('--pos',
action='store_true',
help='use part-of-speech embedding.')
args_parser.add_argument('--char',
action='store_true',
help='use character embedding and CNN.')
args_parser.add_argument('--pos_dim',
type=int,
default=50,
help='Dimension of POS embeddings')
args_parser.add_argument('--char_dim',
type=int,
default=50,
help='Dimension of Character embeddings')
args_parser.add_argument('--opt',
choices=['adam', 'sgd', 'adamax'],
help='optimization algorithm')
args_parser.add_argument('--objective',
choices=['cross_entropy', 'crf'],
default='cross_entropy',
help='objective function of training procedure.')
args_parser.add_argument('--decode',
choices=['mst', 'greedy'],
default='mst',
help='decoding algorithm')
args_parser.add_argument('--learning_rate',
type=float,
default=0.01,
help='Learning rate')
# args_parser.add_argument('--decay_rate', type=float, default=0.05, help='Decay rate of learning rate')
args_parser.add_argument('--clip',
type=float,
default=5.0,
help='gradient clipping')
args_parser.add_argument('--gamma',
type=float,
default=0.0,
help='weight for regularization')
args_parser.add_argument('--epsilon',
type=float,
default=1e-8,
help='epsilon for adam or adamax')
args_parser.add_argument('--p_rnn',
nargs='+',
type=float,
required=True,
help='dropout rate for RNN')
args_parser.add_argument('--p_in',
type=float,
default=0.33,
help='dropout rate for input embeddings')
args_parser.add_argument('--p_out',
type=float,
default=0.33,
help='dropout rate for output layer')
# args_parser.add_argument('--schedule', type=int, help='schedule for learning rate decay')
args_parser.add_argument(
'--unk_replace',
type=float,
default=0.,
help='The rate to replace a singleton word with UNK')
args_parser.add_argument('--punctuation',
nargs='+',
type=str,
help='List of punctuations')
args_parser.add_argument(
'--word_embedding',
choices=['word2vec', 'glove', 'senna', 'sskip', 'polyglot'],
help='Embedding for words',
required=True)
args_parser.add_argument('--word_path',
help='path for word embedding dict')
args_parser.add_argument(
'--freeze',
action='store_true',
help='frozen the word embedding (disable fine-tuning).')
args_parser.add_argument('--char_embedding',
choices=['random', 'polyglot'],
help='Embedding for characters',
required=True)
args_parser.add_argument('--char_path',
help='path for character embedding dict')
args_parser.add_argument('--data_dir', help='Data directory path')
args_parser.add_argument(
'--src_lang',
required=True,
help='Src language to train dependency parsing model')
args_parser.add_argument('--aux_lang',
nargs='+',
help='Language names for adversarial training')
args_parser.add_argument('--vocab_path',
help='path for prebuilt alphabets.',
default=None)
args_parser.add_argument('--model_path',
help='path for saving model file.',
required=True)
args_parser.add_argument('--model_name',
help='name for saving model file.',
required=True)
#
args_parser.add_argument('--attn_on_rnn',
action='store_true',
help='use self-attention on top of context RNN.')
args_parser.add_argument('--no_word',
type='bool',
default=False,
help='do not use word embedding.')
args_parser.add_argument('--use_bert',
type='bool',
default=False,
help='use multilingual BERT.')
#
# lrate schedule with warmup in the first iter.
args_parser.add_argument('--use_warmup_schedule',
type='bool',
default=False,
help="Use warmup lrate schedule.")
args_parser.add_argument('--decay_rate',
type=float,
default=0.75,
help='Decay rate of learning rate')
args_parser.add_argument('--max_decay',
type=int,
default=9,
help='Number of decays before stop')
args_parser.add_argument('--schedule',
type=int,
help='schedule for learning rate decay')
args_parser.add_argument('--double_schedule_decay',
type=int,
default=5,
help='Number of decays to double schedule')
args_parser.add_argument(
'--check_dev',
type=int,
default=5,
help='Check development performance in every n\'th iteration')
# encoder selection
args_parser.add_argument('--encoder_type',
choices=['Transformer', 'RNN', 'SelfAttn'],
default='RNN',
help='do not use context RNN.')
args_parser.add_argument(
'--pool_type',
default='mean',
choices=['max', 'mean', 'weight'],
help='pool type to form fixed length vector from word embeddings')
# Tansformer encoder
args_parser.add_argument(
'--trans_hid_size',
type=int,
default=1024,
help='#hidden units in point-wise feed-forward in transformer')
args_parser.add_argument(
'--d_k',
type=int,
default=64,
help='d_k for multi-head-attention in transformer encoder')
args_parser.add_argument(
'--d_v',
type=int,
default=64,
help='d_v for multi-head-attention in transformer encoder')
args_parser.add_argument('--num_head',
type=int,
default=8,
help='Value of h in multi-head attention')
args_parser.add_argument(
'--use_all_encoder_layers',
type='bool',
default=False,
help='Use a weighted representations of all encoder layers')
# - positional
args_parser.add_argument(
'--enc_use_neg_dist',
action='store_true',
help="Use negative distance for enc's relational-distance embedding.")
args_parser.add_argument(
'--enc_clip_dist',
type=int,
default=0,
help="The clipping distance for relative position features.")
args_parser.add_argument('--position_dim',
type=int,
default=50,
help='Dimension of Position embeddings.')
args_parser.add_argument(
'--position_embed_num',
type=int,
default=200,
help=
'Minimum value of position embedding num, which usually is max-sent-length.'
)
args_parser.add_argument('--train_position',
action='store_true',
help='train positional encoding for transformer.')
args_parser.add_argument('--input_concat_embeds',
action='store_true',
help="Concat input embeddings, otherwise add.")
args_parser.add_argument('--input_concat_position',
action='store_true',
help="Concat position embeddings, otherwise add.")
args_parser.add_argument(
'--partitioned',
type='bool',
default=False,
help=
"Partition the content and positional attention for multi-head attention."
)
args_parser.add_argument(
'--partition_type',
choices=['content-position', 'lexical-delexical'],
default='content-position',
help="How to apply partition in the self-attention.")
#
args_parser.add_argument(
'--train_len_thresh',
type=int,
default=100,
help='In training, discard sentences longer than this.')
#
# regarding adversarial training
args_parser.add_argument('--pre_model_path',
type=str,
default=None,
help='Path of the pretrained model.')
args_parser.add_argument('--pre_model_name',
type=str,
default=None,
help='Name of the pretrained model.')
args_parser.add_argument('--adv_training',
type='bool',
default=False,
help='Use adversarial training.')
args_parser.add_argument(
'--lambdaG',
type=float,
default=0.001,
help='Scaling parameter to control generator loss.')
args_parser.add_argument('--discriminator',
choices=['weak', 'not-so-weak', 'strong'],
default='weak',
help='architecture of the discriminator')
args_parser.add_argument(
'--delay',
type=int,
default=0,
help='Number of epochs to be run first for the source task')
args_parser.add_argument(
'--n_critic',
type=int,
default=5,
help='Number of training steps for discriminator per iter')
args_parser.add_argument(
'--clip_disc',
type=float,
default=5.0,
help='Lower and upper clip value for disc. weights')
args_parser.add_argument('--debug',
type='bool',
default=False,
help='Use debug portion of the training data')
args_parser.add_argument('--train_level',
type=str,
default='word',
choices=['word', 'sent'],
help='Use X-level adversarial training')
args_parser.add_argument('--train_type',
type=str,
default='GAN',
choices=['GR', 'GAN', 'WGAN'],
help='Type of adversarial training')
#
# regarding motivational training
args_parser.add_argument(
'--motivate',
type='bool',
default=False,
help='This is opposite of the adversarial training')
#
args = args_parser.parse_args()
# fix data-prepare seed
random.seed(1234)
np.random.seed(1234)
# model's seed
torch.manual_seed(args.seed)
# if output directory doesn't exist, create it
if not os.path.exists(args.model_path):
os.makedirs(args.model_path)
logger = get_logger("GraphParser")
logger.info('\ncommand-line params : {0}\n'.format(sys.argv[1:]))
logger.info('{0}\n'.format(args))
logger.info("Visible GPUs: %s", str(os.environ["CUDA_VISIBLE_DEVICES"]))
args.parallel = False
if torch.cuda.device_count() > 1:
args.parallel = True
mode = args.mode
obj = args.objective
decoding = args.decode
train_path = args.data_dir + args.src_lang + "_train.debug.1_10.conllu" \
if args.debug else args.data_dir + args.src_lang + '_train.conllu'
dev_path = args.data_dir + args.src_lang + "_dev.conllu"
test_path = args.data_dir + args.src_lang + "_test.conllu"
#
vocab_path = args.vocab_path if args.vocab_path is not None else args.model_path
model_path = args.model_path
model_name = args.model_name
num_epochs = args.num_epochs
batch_size = args.batch_size
hidden_size = args.hidden_size
arc_space = args.arc_space
type_space = args.type_space
num_layers = args.num_layers
num_filters = args.num_filters
learning_rate = args.learning_rate
opt = args.opt
momentum = 0.9
betas = (0.9, 0.9)
eps = args.epsilon
decay_rate = args.decay_rate
clip = args.clip
gamma = args.gamma
schedule = args.schedule
p_rnn = tuple(args.p_rnn)
p_in = args.p_in
p_out = args.p_out
unk_replace = args.unk_replace
punctuation = args.punctuation
freeze = args.freeze
use_word_emb = not args.no_word
word_embedding = args.word_embedding
word_path = args.word_path
use_char = args.char
char_embedding = args.char_embedding
char_path = args.char_path
attn_on_rnn = args.attn_on_rnn
encoder_type = args.encoder_type
if attn_on_rnn:
assert encoder_type == 'RNN'
t_types = (args.adv_training, args.motivate)
t_count = sum(1 for tt in t_types if tt)
if t_count > 1:
assert False, "Only one of: adv_training or motivate can be true"
# ------------------- Loading/initializing embeddings -------------------- #
use_pos = args.pos
pos_dim = args.pos_dim
word_dict, word_dim = utils.load_embedding_dict(word_embedding, word_path)
char_dict = None
char_dim = args.char_dim
if char_embedding != 'random':
char_dict, char_dim = utils.load_embedding_dict(
char_embedding, char_path)
logger.info("Creating Alphabets")
alphabet_path = os.path.join(vocab_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
# TODO (WARNING): must build vocabs previously
assert os.path.isdir(alphabet_path), "should have build vocabs previously"
word_alphabet, char_alphabet, pos_alphabet, type_alphabet, max_sent_length = conllx_data.create_alphabets(
alphabet_path,
train_path,
data_paths=[dev_path, test_path],
max_vocabulary_size=50000,
embedd_dict=word_dict)
max_sent_length = max(max_sent_length, args.position_embed_num)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
# ------------------------------------------------------------------------- #
# --------------------- Loading/building the model ------------------------ #
logger.info("Reading Data")
use_gpu = torch.cuda.is_available()
def construct_word_embedding_table():
scale = np.sqrt(3.0 / word_dim)
table = np.empty([word_alphabet.size(), word_dim], dtype=np.float32)
table[conllx_data.UNK_ID, :] = np.zeros([1, word_dim]).astype(
np.float32) if freeze else np.random.uniform(
-scale, scale, [1, word_dim]).astype(np.float32)
oov = 0
for word, index in word_alphabet.items():
if word in word_dict:
embedding = word_dict[word]
elif word.lower() in word_dict:
embedding = word_dict[word.lower()]
else:
embedding = np.zeros([1, word_dim]).astype(
np.float32) if freeze else np.random.uniform(
-scale, scale, [1, word_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('word OOV: %d' % oov)
return torch.from_numpy(table)
def construct_char_embedding_table():
if char_dict is None:
return None
scale = np.sqrt(3.0 / char_dim)
table = np.empty([num_chars, char_dim], dtype=np.float32)
table[conllx_data.UNK_ID, :] = np.random.uniform(
-scale, scale, [1, char_dim]).astype(np.float32)
oov = 0
for char, index, in char_alphabet.items():
if char in char_dict:
embedding = char_dict[char]
else:
embedding = np.random.uniform(-scale, scale,
[1, char_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('character OOV: %d' % oov)
return torch.from_numpy(table)
word_table = construct_word_embedding_table() if use_word_emb else None
char_table = construct_char_embedding_table() if use_char else None
def load_model_arguments_from_json():
arguments = json.load(open(pre_model_path, 'r'))
return arguments['args'], arguments['kwargs']
window = 3
if obj == 'cross_entropy':
if args.pre_model_path and args.pre_model_name:
pre_model_name = os.path.join(args.pre_model_path,
args.pre_model_name)
pre_model_path = pre_model_name + '.arg.json'
model_args, kwargs = load_model_arguments_from_json()
network = BiRecurrentConvBiAffine(use_gpu=use_gpu,
*model_args,
**kwargs)
network.load_state_dict(torch.load(pre_model_name))
logger.info("Model reloaded from %s" % pre_model_path)
# Adjust the word embedding layer
if network.embedder.word_embedd is not None:
network.embedder.word_embedd = nn.Embedding(num_words,
word_dim,
_weight=word_table)
else:
network = BiRecurrentConvBiAffine(
word_dim,
num_words,
char_dim,
num_chars,
pos_dim,
num_pos,
num_filters,
window,
mode,
hidden_size,
num_layers,
num_types,
arc_space,
type_space,
embedd_word=word_table,
embedd_char=char_table,
p_in=p_in,
p_out=p_out,
p_rnn=p_rnn,
biaffine=True,
pos=use_pos,
char=use_char,
train_position=args.train_position,
encoder_type=encoder_type,
trans_hid_size=args.trans_hid_size,
d_k=args.d_k,
d_v=args.d_v,
num_head=args.num_head,
enc_use_neg_dist=args.enc_use_neg_dist,
enc_clip_dist=args.enc_clip_dist,
position_dim=args.position_dim,
max_sent_length=max_sent_length,
use_gpu=use_gpu,
use_word_emb=use_word_emb,
input_concat_embeds=args.input_concat_embeds,
input_concat_position=args.input_concat_position,
attn_on_rnn=attn_on_rnn,
partitioned=args.partitioned,
partition_type=args.partition_type,
use_all_encoder_layers=args.use_all_encoder_layers,
use_bert=args.use_bert)
elif obj == 'crf':
raise NotImplementedError
else:
raise RuntimeError('Unknown objective: %s' % obj)
# ------------------------------------------------------------------------- #
# --------------------- Loading data -------------------------------------- #
train_data = dict()
dev_data = dict()
test_data = dict()
num_data = dict()
lang_ids = dict()
reverse_lang_ids = dict()
# ===== the reading =============================================
def _read_one(path, is_train):
lang_id = guess_language_id(path)
logger.info("Reading: guess that the language of file %s is %s." %
(path, lang_id))
one_data = conllx_data.read_data_to_variable(
path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=False,
volatile=(not is_train),
symbolic_root=True,
lang_id=lang_id,
use_bert=args.use_bert,
len_thresh=(args.train_len_thresh if is_train else 100000))
return one_data
data_train = _read_one(train_path, True)
train_data[args.src_lang] = data_train
num_data[args.src_lang] = sum(data_train[1])
lang_ids[args.src_lang] = len(lang_ids)
reverse_lang_ids[lang_ids[args.src_lang]] = args.src_lang
data_dev = _read_one(dev_path, False)
data_test = _read_one(test_path, False)
dev_data[args.src_lang] = data_dev
test_data[args.src_lang] = data_test
# ===============================================================
# ===== reading data for adversarial training ===================
if t_count > 0:
for language in args.aux_lang:
aux_train_path = args.data_dir + language + "_train.debug.1_10.conllu" \
if args.debug else args.data_dir + language + '_train.conllu'
aux_train_data = _read_one(aux_train_path, True)
num_data[language] = sum(aux_train_data[1])
train_data[language] = aux_train_data
lang_ids[language] = len(lang_ids)
reverse_lang_ids[lang_ids[language]] = language
# ===============================================================
punct_set = None
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" %
(len(punct_set), ' '.join(punct_set)))
def save_args():
arg_path = model_name + '.arg.json'
arguments = [
word_dim, num_words, char_dim, num_chars, pos_dim, num_pos,
num_filters, window, mode, hidden_size, num_layers, num_types,
arc_space, type_space
]
kwargs = {
'p_in': p_in,
'p_out': p_out,
'p_rnn': p_rnn,
'biaffine': True,
'pos': use_pos,
'char': use_char,
'train_position': args.train_position,
'encoder_type': args.encoder_type,
'trans_hid_size': args.trans_hid_size,
'd_k': args.d_k,
'd_v': args.d_v,
'num_head': args.num_head,
'enc_use_neg_dist': args.enc_use_neg_dist,
'enc_clip_dist': args.enc_clip_dist,
'position_dim': args.position_dim,
'max_sent_length': max_sent_length,
'use_word_emb': use_word_emb,
'input_concat_embeds': args.input_concat_embeds,
'input_concat_position': args.input_concat_position,
'attn_on_rnn': attn_on_rnn,
'partitioned': args.partitioned,
'partition_type': args.partition_type,
'use_all_encoder_layers': args.use_all_encoder_layers,
'use_bert': args.use_bert
}
json.dump({
'args': arguments,
'kwargs': kwargs
},
open(arg_path, 'w'),
indent=4)
if use_word_emb and freeze:
freeze_embedding(network.embedder.word_embedd)
if args.parallel:
network = torch.nn.DataParallel(network)
if use_gpu:
network = network.cuda()
save_args()
param_dict = {}
encoder = network.module.encoder if args.parallel else network.encoder
for name, param in encoder.named_parameters():
if param.requires_grad:
param_dict[name] = np.prod(param.size())
total_params = np.sum(list(param_dict.values()))
logger.info('Total Encoder Parameters = %d' % total_params)
# ------------------------------------------------------------------------- #
# =============================================
if args.adv_training:
disc_feat_size = network.module.encoder.output_dim if args.parallel else network.encoder.output_dim
reverse_grad = args.train_type == 'GR'
nclass = len(lang_ids) if args.train_type == 'GR' else 1
kwargs = {
'input_size': disc_feat_size,
'disc_type': args.discriminator,
'train_level': args.train_level,
'train_type': args.train_type,
'reverse_grad': reverse_grad,
'soft_label': True,
'nclass': nclass,
'scale': args.lambdaG,
'use_gpu': use_gpu,
'opt': 'adam',
'lr': 0.001,
'betas': (0.9, 0.999),
'gamma': 0,
'eps': 1e-8,
'momentum': 0,
'clip_disc': args.clip_disc
}
AdvAgent = Adversarial(**kwargs)
if use_gpu:
AdvAgent.cuda()
elif args.motivate:
disc_feat_size = network.module.encoder.output_dim if args.parallel else network.encoder.output_dim
nclass = len(lang_ids)
kwargs = {
'input_size': disc_feat_size,
'disc_type': args.discriminator,
'train_level': args.train_level,
'nclass': nclass,
'scale': args.lambdaG,
'use_gpu': use_gpu,
'opt': 'adam',
'lr': 0.001,
'betas': (0.9, 0.999),
'gamma': 0,
'eps': 1e-8,
'momentum': 0,
'clip_disc': args.clip_disc
}
MtvAgent = Motivator(**kwargs)
if use_gpu:
MtvAgent.cuda()
# =============================================
# --------------------- Initializing the optimizer ------------------------ #
lr = learning_rate
optim = generate_optimizer(opt, lr, network.parameters(), betas, gamma,
eps, momentum)
opt_info = 'opt: %s, ' % opt
if opt == 'adam':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
elif opt == 'sgd':
opt_info += 'momentum=%.2f' % momentum
elif opt == 'adamax':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
# =============================================
total_data = min(num_data.values())
word_status = 'frozen' if freeze else 'fine tune'
char_status = 'enabled' if use_char else 'disabled'
pos_status = 'enabled' if use_pos else 'disabled'
logger.info(
"Embedding dim: word=%d (%s), char=%d (%s), pos=%d (%s)" %
(word_dim, word_status, char_dim, char_status, pos_dim, pos_status))
logger.info("CNN: filter=%d, kernel=%d" % (num_filters, window))
logger.info(
"RNN: %s, num_layer=%d, hidden=%d, arc_space=%d, type_space=%d" %
(mode, num_layers, hidden_size, arc_space, type_space))
logger.info(
"train: obj: %s, l2: %f, (#data: %d, batch: %d, clip: %.2f, unk replace: %.2f)"
% (obj, gamma, total_data, batch_size, clip, unk_replace))
logger.info("dropout(in, out, rnn): (%.2f, %.2f, %s)" %
(p_in, p_out, p_rnn))
logger.info("decoding algorithm: %s" % decoding)
logger.info(opt_info)
# ------------------------------------------------------------------------- #
# --------------------- Form the mini-batches ----------------------------- #
num_batches = total_data // batch_size + 1
aux_lang = []
if t_count > 0:
for language in args.aux_lang:
aux_lang.extend([language] * num_data[language])
assert num_data[args.src_lang] <= len(aux_lang)
# ------------------------------------------------------------------------- #
dev_ucorrect = 0.0
dev_lcorrect = 0.0
dev_ucomlpete_match = 0.0
dev_lcomplete_match = 0.0
dev_ucorrect_nopunc = 0.0
dev_lcorrect_nopunc = 0.0
dev_ucomlpete_match_nopunc = 0.0
dev_lcomplete_match_nopunc = 0.0
dev_root_correct = 0.0
best_epoch = 0
if decoding == 'greedy':
decode = network.module.decode if args.parallel else network.decode
elif decoding == 'mst':
decode = network.module.decode_mst if args.parallel else network.decode_mst
else:
raise ValueError('Unknown decoding algorithm: %s' % decoding)
patient = 0
decay = 0
max_decay = args.max_decay
double_schedule_decay = args.double_schedule_decay
# lrate schedule
step_num = 0
use_warmup_schedule = args.use_warmup_schedule
if use_warmup_schedule:
logger.info("Use warmup lrate for the first epoch, from 0 up to %s." %
(lr, ))
skip_adv_tuning = 0
loss_fn = network.module.loss if args.parallel else network.loss
for epoch in range(1, num_epochs + 1):
print(
'Epoch %d (%s, optim: %s, learning rate=%.6f, eps=%.1e, decay rate=%.2f (schedule=%d, patient=%d, decay=%d)): '
%
(epoch, mode, opt, lr, eps, decay_rate, schedule, patient, decay))
train_err = 0.
train_err_arc = 0.
train_err_type = 0.
train_total = 0.
start_time = time.time()
num_back = 0
skip_adv_tuning += 1
loss_d_real, loss_d_fake = [], []
acc_d_real, acc_d_fake, = [], []
gen_loss, parsing_loss = [], []
disent_loss = []
if t_count > 0 and skip_adv_tuning > args.delay:
batch_size = args.batch_size // 2
num_batches = total_data // batch_size + 1
# ---------------------- Sample the mini-batches -------------------------- #
if t_count > 0:
sampled_aux_lang = random.sample(aux_lang, num_batches)
lang_in_batch = [(args.src_lang, sampled_aux_lang[k])
for k in range(num_batches)]
else:
lang_in_batch = [(args.src_lang, None) for _ in range(num_batches)]
assert len(lang_in_batch) == num_batches
# ------------------------------------------------------------------------- #
network.train()
warmup_factor = (lr + 0.) / num_batches
for batch in range(1, num_batches + 1):
update_generator = True
update_discriminator = False
# lrate schedule (before each step)
step_num += 1
if use_warmup_schedule and epoch <= 1:
cur_lrate = warmup_factor * step_num
# set lr
for param_group in optim.param_groups:
param_group['lr'] = cur_lrate
# considering source language as real and auxiliary languages as fake
real_lang, fake_lang = lang_in_batch[batch - 1]
real_idx, fake_idx = lang_ids.get(real_lang), lang_ids.get(
fake_lang, -1)
#
word, char, pos, heads, types, masks, lengths, bert_inputs = conllx_data.get_batch_variable(
train_data[real_lang], batch_size, unk_replace=unk_replace)
if use_gpu:
word = word.cuda()
char = char.cuda()
pos = pos.cuda()
heads = heads.cuda()
types = types.cuda()
masks = masks.cuda()
lengths = lengths.cuda()
if bert_inputs[0] is not None:
bert_inputs[0] = bert_inputs[0].cuda()
bert_inputs[1] = bert_inputs[1].cuda()
bert_inputs[2] = bert_inputs[2].cuda()
real_enc = network(word,
char,
pos,
input_bert=bert_inputs,
mask=masks,
length=lengths,
hx=None)
# ========== Update the discriminator ==========
if t_count > 0 and skip_adv_tuning > args.delay:
# fake examples = 0
word_f, char_f, pos_f, heads_f, types_f, masks_f, lengths_f, bert_inputs = conllx_data.get_batch_variable(
train_data[fake_lang], batch_size, unk_replace=unk_replace)
if use_gpu:
word_f = word_f.cuda()
char_f = char_f.cuda()
pos_f = pos_f.cuda()
heads_f = heads_f.cuda()
types_f = types_f.cuda()
masks_f = masks_f.cuda()
lengths_f = lengths_f.cuda()
if bert_inputs[0] is not None:
bert_inputs[0] = bert_inputs[0].cuda()
bert_inputs[1] = bert_inputs[1].cuda()
bert_inputs[2] = bert_inputs[2].cuda()
fake_enc = network(word_f,
char_f,
pos_f,
input_bert=bert_inputs,
mask=masks_f,
length=lengths_f,
hx=None)
# TODO: temporary crack
if t_count > 0 and skip_adv_tuning > args.delay:
# skip discriminator training for '|n_critic|' iterations if 'n_critic' < 0
if args.n_critic > 0 or (batch - 1) % (-1 *
args.n_critic) == 0:
update_discriminator = True
if update_discriminator:
if args.adv_training:
real_loss, fake_loss, real_acc, fake_acc = AdvAgent.update(
real_enc['output'].detach(),
fake_enc['output'].detach(), real_idx, fake_idx)
loss_d_real.append(real_loss)
loss_d_fake.append(fake_loss)
acc_d_real.append(real_acc)
acc_d_fake.append(fake_acc)
elif args.motivate:
real_loss, fake_loss, real_acc, fake_acc = MtvAgent.update(
real_enc['output'].detach(),
fake_enc['output'].detach(), real_idx, fake_idx)
loss_d_real.append(real_loss)
loss_d_fake.append(fake_loss)
acc_d_real.append(real_acc)
acc_d_fake.append(fake_acc)
else:
raise NotImplementedError()
if args.n_critic > 0 and (batch - 1) % args.n_critic != 0:
update_generator = False
# ==============================================
# =========== Update the generator =============
if update_generator:
others_loss = None
if args.adv_training and skip_adv_tuning > args.delay:
# for GAN: L_G= L_parsing - (lambda_G * L_D)
# for GR : L_G= L_parsing + L_D
others_loss = AdvAgent.gen_loss(real_enc['output'],
fake_enc['output'],
real_idx, fake_idx)
gen_loss.append(others_loss.item())
elif args.motivate and skip_adv_tuning > args.delay:
others_loss = MtvAgent.gen_loss(real_enc['output'],
fake_enc['output'],
real_idx, fake_idx)
gen_loss.append(others_loss.item())
optim.zero_grad()
loss_arc, loss_type = loss_fn(real_enc['output'],
heads,
types,
mask=masks,
length=lengths)
loss = loss_arc + loss_type
num_inst = word.size(
0) if obj == 'crf' else masks.sum() - word.size(0)
train_err += loss.item() * num_inst
train_err_arc += loss_arc.item() * num_inst
train_err_type += loss_type.item() * num_inst
train_total += num_inst
parsing_loss.append(loss.item())
if others_loss is not None:
loss = loss + others_loss
loss.backward()
clip_grad_norm_(network.parameters(), clip)
optim.step()
time_ave = (time.time() - start_time) / batch
time_left = (num_batches - batch) * time_ave
if (args.adv_training
or args.motivate) and skip_adv_tuning > args.delay:
logger.info(
'epoch: %d train: %d loss: %.4f, arc: %.4f, type: %.4f, dis_loss: (%.2f, %.2f), dis_acc: (%.2f, %.2f), '
'gen_loss: %.2f, time: %.2fs' %
(epoch, num_batches, train_err / train_total,
train_err_arc / train_total, train_err_type / train_total,
sum(loss_d_real) / len(loss_d_real), sum(loss_d_fake) /
len(loss_d_fake), sum(acc_d_real) / len(acc_d_real),
sum(acc_d_fake) / len(acc_d_fake),
sum(gen_loss) / len(gen_loss), time.time() - start_time))
else:
logger.info(
'epoch: %d train: %d loss: %.4f, arc: %.4f, type: %.4f, time: %.2fs'
% (epoch, num_batches, train_err / train_total,
train_err_arc / train_total, train_err_type / train_total,
time.time() - start_time))
################# Validation on Dependency Parsing Only #################################
if epoch % args.check_dev != 0:
continue
with torch.no_grad():
# evaluate performance on dev data
network.eval()
dev_ucorr = 0.0
dev_lcorr = 0.0
dev_total = 0
dev_ucomlpete = 0.0
dev_lcomplete = 0.0
dev_ucorr_nopunc = 0.0
dev_lcorr_nopunc = 0.0
dev_total_nopunc = 0
dev_ucomlpete_nopunc = 0.0
dev_lcomplete_nopunc = 0.0
dev_root_corr = 0.0
dev_total_root = 0.0
dev_total_inst = 0.0
for lang, data_dev in dev_data.items():
for batch in conllx_data.iterate_batch_variable(
data_dev, batch_size):
word, char, pos, heads, types, masks, lengths, bert_inputs = batch
if use_gpu:
word = word.cuda()
char = char.cuda()
pos = pos.cuda()
heads = heads.cuda()
types = types.cuda()
masks = masks.cuda()
lengths = lengths.cuda()
if bert_inputs[0] is not None:
bert_inputs[0] = bert_inputs[0].cuda()
bert_inputs[1] = bert_inputs[1].cuda()
bert_inputs[2] = bert_inputs[2].cuda()
heads_pred, types_pred = decode(
word,
char,
pos,
input_bert=bert_inputs,
mask=masks,
length=lengths,
leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.cpu().numpy()
pos = pos.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.cpu().numpy()
types = types.cpu().numpy()
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
dev_ucorr += ucorr
dev_lcorr += lcorr
dev_total += total
dev_ucomlpete += ucm
dev_lcomplete += lcm
dev_ucorr_nopunc += ucorr_nopunc
dev_lcorr_nopunc += lcorr_nopunc
dev_total_nopunc += total_nopunc
dev_ucomlpete_nopunc += ucm_nopunc
dev_lcomplete_nopunc += lcm_nopunc
dev_root_corr += corr_root
dev_total_root += total_root
dev_total_inst += num_inst
print(
'W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (dev_ucorr, dev_lcorr, dev_total, dev_ucorr * 100 /
dev_total, dev_lcorr * 100 / dev_total, dev_ucomlpete *
100 / dev_total_inst, dev_lcomplete * 100 / dev_total_inst))
print(
'Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
%
(dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc,
dev_ucorr_nopunc * 100 / dev_total_nopunc, dev_lcorr_nopunc *
100 / dev_total_nopunc, dev_ucomlpete_nopunc * 100 /
dev_total_inst, dev_lcomplete_nopunc * 100 / dev_total_inst))
print('Root: corr: %d, total: %d, acc: %.2f%%' %
(dev_root_corr, dev_total_root,
dev_root_corr * 100 / dev_total_root))
if dev_lcorrect_nopunc < dev_lcorr_nopunc or (
dev_lcorrect_nopunc == dev_lcorr_nopunc
and dev_ucorrect_nopunc < dev_ucorr_nopunc):
dev_ucorrect_nopunc = dev_ucorr_nopunc
dev_lcorrect_nopunc = dev_lcorr_nopunc
dev_ucomlpete_match_nopunc = dev_ucomlpete_nopunc
dev_lcomplete_match_nopunc = dev_lcomplete_nopunc
dev_ucorrect = dev_ucorr
dev_lcorrect = dev_lcorr
dev_ucomlpete_match = dev_ucomlpete
dev_lcomplete_match = dev_lcomplete
dev_root_correct = dev_root_corr
best_epoch = epoch
patient = 0
state_dict = network.module.state_dict(
) if args.parallel else network.state_dict()
torch.save(state_dict, model_name)
else:
if dev_ucorr_nopunc * 100 / dev_total_nopunc < dev_ucorrect_nopunc * 100 / dev_total_nopunc - 5 or patient >= schedule:
state_dict = torch.load(model_name)
if args.parallel:
network.module.load_state_dict(state_dict)
else:
network.load_state_dict(state_dict)
lr = lr * decay_rate
optim = generate_optimizer(opt, lr, network.parameters(),
betas, gamma, eps, momentum)
if decoding == 'greedy':
decode = network.module.decode if args.parallel else network.decode
elif decoding == 'mst':
decode = network.module.decode_mst if args.parallel else network.decode_mst
else:
raise ValueError('Unknown decoding algorithm: %s' %
decoding)
patient = 0
decay += 1
if decay % double_schedule_decay == 0:
schedule *= 2
else:
patient += 1
print(
'----------------------------------------------------------------------------------------------------------------------------'
)
print(
'best dev W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (dev_ucorrect, dev_lcorrect, dev_total, dev_ucorrect * 100 /
dev_total, dev_lcorrect * 100 / dev_total,
dev_ucomlpete_match * 100 / dev_total_inst,
dev_lcomplete_match * 100 / dev_total_inst, best_epoch))
print(
'best dev Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (dev_ucorrect_nopunc, dev_lcorrect_nopunc, dev_total_nopunc,
dev_ucorrect_nopunc * 100 / dev_total_nopunc,
dev_lcorrect_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_match_nopunc * 100 / dev_total_inst,
dev_lcomplete_match_nopunc * 100 / dev_total_inst,
best_epoch))
print(
'best dev Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)'
% (dev_root_correct, dev_total_root,
dev_root_correct * 100 / dev_total_root, best_epoch))
print(
'----------------------------------------------------------------------------------------------------------------------------'
)
if decay == max_decay:
break
torch.cuda.empty_cache() # release memory that can be released
def biaffine(model_path, model_name, test_path, punct_set, use_gpu, logger, args):
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
word_alphabet, char_alphabet, pos_alphabet, type_alphabet, max_sent_length = conllx_data.create_alphabets(alphabet_path,
None, data_paths=[None, None], max_vocabulary_size=50000, embedd_dict=None)
# word_alphabet, char_alphabet, pos_alphabet, type_alphabet = create_alphabets(alphabet_path,
# None, data_paths=[None, None], max_vocabulary_size=50000, embedd_dict=None)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
decoding = args.decode
out_filename = args.out_filename
constraints_method = args.constraints_method
constraintFile = args.constraint_file
ratioFile = args.ratio_file
tolerance = args.tolerance
gamma = args.gamma
the_language = args.mt_log[9:11]
mt_log = open(args.mt_log, 'a')
summary_log = open(args.summary_log, 'a')
logger.info('use gpu: %s, decoding: %s' % (use_gpu, decoding))
#
extra_embeds_arr = augment_with_extra_embedding(word_alphabet, args.extra_embed, args.extra_embed_src, test_path, logger)
# ===== the reading
def _read_one(path, is_train):
lang_id = guess_language_id(path)
logger.info("Reading: guess that the language of file %s is %s." % (path, lang_id))
one_data = conllx_data.read_data_to_variable(path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, use_gpu=use_gpu, volatile=(not is_train), symbolic_root=True, lang_id=lang_id)
return one_data
data_test = _read_one(test_path, False)
# data_test = conllx_data.read_data_to_variable(test_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet,
# use_gpu=use_gpu, volatile=True, symbolic_root=True)
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
logger.info('model: %s' % model_name)
def load_model_arguments_from_json():
arguments = json.load(open(arg_path, 'r'))
return arguments['args'], arguments['kwargs']
arg_path = model_name + '.arg.json'
args, kwargs = load_model_arguments_from_json()
network = BiRecurrentConvBiAffine(use_gpu=use_gpu, *args, **kwargs)
network.load_state_dict(torch.load(model_name))
#
augment_network_embed(word_alphabet.size(), network, extra_embeds_arr)
if use_gpu:
network.cuda()
else:
network.cpu()
network.eval()
if decoding == 'greedy':
decode = network.decode
elif decoding == 'mst':
decode = network.decode_mst
elif decoding == 'proj':
decode = network.decode_proj
else:
raise ValueError('Unknown decoding algorithm: %s' % decoding)
# pred_writer.start('tmp/analyze_pred_%s' % str(uid))
# gold_writer.start('tmp/analyze_gold_%s' % str(uid))
# pred_writer.start(model_path + out_filename + '_pred')
# gold_writer.start(model_path + out_filename + '_gold')
pred_writer.start(out_filename + '_pred')
gold_writer.start(out_filename + '_gold')
sent = 0
start_time = time.time()
constraints = []
mt_log.write("=====================%s, Ablation 2================\n"%(constraints_method))
summary_log.write("==========================%s, Ablation 2=============\n"%(constraints_method))
if ratioFile == 'WALS':
import pickle as pk
cFile = open(constraintFile, 'rb')
WALS_data = pk.load(cFile)
for idx in ['85A', '87A', '89A']:
constraint = Constraint(0,0,0)
extra_const = constraint.load_WALS(idx, WALS_data[the_language][idx], pos_alphabet, method=constraints_method)
constraints.append(constraint)
if extra_const:
constraints.append(extra_const)
constraint = Constraint(0,0,0)
extra_const = constraint.load_WALS_unary(WALS_data[the_language], pos_alphabet, method=constraints_method)
if extra_const:
constraints.append(extra_const)
constraints.append(constraint)
elif ratioFile == 'None':
summary_log.write("=================No it is baseline================\n")
mt_log.write("==================No it is baseline==============\n")
else:
cFile = open(constraintFile, 'r')
for line in cFile:
if len(line.strip()) < 2:
break
pos1, pos2 = line.strip().split('\t')
constraint = Constraint(0,0,0)
constraint.load(pos1, pos2, ratioFile, pos_alphabet)
constraints.append(constraint)
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
arc_list = []
type_list = []
length_list = []
pos_list = []
for batch in conllx_data.iterate_batch_variable(data_test, 1):
word, char, pos, heads, types, masks, lengths = batch
out_arc, out_type, length = network.pretrain_constraint(word, char, pos, mask=masks, length=lengths, leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
arc_list += list(out_arc)
type_list += list(out_type)
length_list += list(length)
pos_list += list(pos)
if constraints_method == 'binary':
train_constraints = network.binary_constraints
if constraints_method == 'Lagrange':
train_constraints = network.Lagrange_constraints
if constraints_method == 'PR':
train_constraints = network.PR_constraints
train_constraints(arc_list, type_list, length_list, pos_list, constraints, tolerance, mt_log, gamma=gamma)
for batch in conllx_data.iterate_batch_variable(data_test, 1):
#sys.stdout.write('%d, ' % sent)
#sys.stdout.flush()
sent += 1
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(word, char, pos, mask=masks, length=lengths,
leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS, constraints=constraints, method=constraints_method, gamma=gamma)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types,
word_alphabet, pos_alphabet, lengths,
punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
print('\ntime: %.2fs' % (time.time() - start_time))
print('test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 / test_total, test_lcorrect * 100 / test_total,
test_ucomlpete_match * 100 / test_total_inst, test_lcomplete_match * 100 / test_total_inst))
print('test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc * 100 / test_total_nopunc,
test_ucomlpete_match_nopunc * 100 / test_total_inst, test_lcomplete_match_nopunc * 100 / test_total_inst))
print('test Root: corr: %d, total: %d, acc: %.2f%%' % (
test_root_correct, test_total_root, test_root_correct * 100 / test_total_root))
mt_log.write('uas: %.2f, las: %.2f\n'%(test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc * 100 / test_total_nopunc))
summary_log.write('%s: %.2f %.2f\n'%(the_language, test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc * 100 / test_total_nopunc))
pred_writer.close()
gold_writer.close()
def main():
args_parser = argparse.ArgumentParser(
description='Tuning with stack pointer parser')
args_parser.add_argument(
'--test') # "data/POS-penn/wsj/split1/wsj1.test.original"
args_parser.add_argument('--model_path',
help='path for saving model file.',
required=True)
args_parser.add_argument('--model_name',
help='name for saving model file.',
required=True)
args_parser.add_argument('--punctuation',
nargs='+',
type=str,
help='List of punctuations')
args_parser.add_argument('--beam',
type=int,
default=1,
help='Beam size for decoding')
args_parser.add_argument('--ordered',
action='store_true',
help='Using order constraints in decoding')
args_parser.add_argument('--display',
action='store_true',
help='Display wrong examples')
args_parser.add_argument('--gpu', action='store_true', help='Using GPU')
args_parser.add_argument(
'--prior_order',
choices=['inside_out', 'left2right', 'deep_first', 'shallow_first'],
help='prior order of children.',
required=True)
args = args_parser.parse_args()
logger = get_logger("Analyzer")
test_path = args.test
model_path = args.model_path
model_name = args.model_name
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
word_alphabet, char_alphabet, pos_alphabet, \
type_alphabet = conllx_stacked_data.create_alphabets(alphabet_path, None, data_paths=[None, None], max_vocabulary_size=50000, embedd_dict=None)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
use_gpu = args.gpu
prior_order = args.prior_order
beam = args.beam
ordered = args.ordered
display_inst = args.display
data_test = conllx_stacked_data.read_stacked_data_to_variable(
test_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=True,
prior_order=prior_order)
logger.info('use gpu: %s, beam: %d, ordered: %s' %
(use_gpu, beam, ordered))
punct_set = None
punctuation = args.punctuation
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" %
(len(punct_set), ' '.join(punct_set)))
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
logger.info('model: %s' % model_name)
network = torch.load(model_name)
if use_gpu:
network.cuda()
else:
network.cpu()
network.eval()
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
test_ucorrect_stack_leaf = 0.0
test_ucorrect_stack_non_leaf = 0.0
test_lcorrect_stack_leaf = 0.0
test_lcorrect_stack_non_leaf = 0.0
test_leaf = 0
test_non_leaf = 0
pred_writer.start('tmp/analyze_pred_%s' % str(uid))
gold_writer.start('tmp/analyze_gold_%s' % str(uid))
sent = 0
start_time = time.time()
for batch in conllx_stacked_data.iterate_batch_stacked_variable(
data_test, 1):
sys.stdout.write('%d, ' % sent)
sys.stdout.flush()
sent += 1
input_encoder, input_decoder = batch
word, char, pos, heads, types, masks, lengths = input_encoder
stacked_heads, children, siblings, stacked_types, skip_connect, mask_d, lengths_d = input_decoder
heads_pred, types_pred, children_pred, stacked_types_pred = network.decode(
word,
char,
pos,
mask=masks,
length=lengths,
beam=beam,
ordered=ordered,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
stacked_heads = stacked_heads.data
children = children.data
stacked_types = stacked_types.data
children_pred = torch.from_numpy(children_pred).long()
stacked_types_pred = torch.from_numpy(stacked_types_pred).long()
if use_gpu:
children_pred = children_pred.cuda()
stacked_types_pred = stacked_types_pred.cuda()
mask_d = mask_d.data
mask_leaf = torch.eq(children, stacked_heads).float()
mask_non_leaf = (1.0 - mask_leaf)
mask_leaf = mask_leaf * mask_d
mask_non_leaf = mask_non_leaf * mask_d
num_leaf = mask_leaf.sum()
num_non_leaf = mask_non_leaf.sum()
ucorr_stack = torch.eq(children_pred, children).float()
lcorr_stack = ucorr_stack * torch.eq(stacked_types_pred,
stacked_types).float()
ucorr_stack_leaf = (ucorr_stack * mask_leaf).sum()
ucorr_stack_non_leaf = (ucorr_stack * mask_non_leaf).sum()
lcorr_stack_leaf = (lcorr_stack * mask_leaf).sum()
lcorr_stack_non_leaf = (lcorr_stack * mask_non_leaf).sum()
test_ucorrect_stack_leaf += ucorr_stack_leaf
test_ucorrect_stack_non_leaf += ucorr_stack_non_leaf
test_lcorrect_stack_leaf += lcorr_stack_leaf
test_lcorrect_stack_non_leaf += lcorr_stack_non_leaf
test_leaf += num_leaf
test_non_leaf += num_non_leaf
# ------------------------------------------------------------------------------------------------
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print('\ntime: %.2fs' % (time.time() - start_time))
print(
'test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
%
(test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 /
test_total, test_lcorrect * 100 / test_total, test_ucomlpete_match *
100 / test_total_inst, test_lcomplete_match * 100 / test_total_inst))
print(
'test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
%
(test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc *
100 / test_total_nopunc, test_ucomlpete_match_nopunc * 100 /
test_total_inst, test_lcomplete_match_nopunc * 100 / test_total_inst))
print('test Root: corr: %d, total: %d, acc: %.2f%%' %
(test_root_correct, test_total_root,
test_root_correct * 100 / test_total_root))
print(
'============================================================================================================================'
)
print(
'Stack leaf: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%'
% (test_ucorrect_stack_leaf, test_lcorrect_stack_leaf, test_leaf,
test_ucorrect_stack_leaf * 100 / test_leaf,
test_lcorrect_stack_leaf * 100 / test_leaf))
print(
'Stack non_leaf: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%'
% (test_ucorrect_stack_non_leaf, test_lcorrect_stack_non_leaf,
test_non_leaf, test_ucorrect_stack_non_leaf * 100 / test_non_leaf,
test_lcorrect_stack_non_leaf * 100 / test_non_leaf))
print(
'============================================================================================================================'
)
def analyze():
np.set_printoptions(linewidth=100000)
pred_path = 'tmp/analyze_pred_%s' % str(uid)
data_gold = conllx_stacked_data.read_stacked_data_to_variable(
test_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=True,
prior_order=prior_order)
data_pred = conllx_stacked_data.read_stacked_data_to_variable(
pred_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=True,
prior_order=prior_order)
gold_iter = conllx_stacked_data.iterate_batch_stacked_variable(
data_gold, 1)
test_iter = conllx_stacked_data.iterate_batch_stacked_variable(
data_pred, 1)
model_err = 0
search_err = 0
type_err = 0
for gold, pred in zip(gold_iter, test_iter):
gold_encoder, gold_decoder = gold
word, char, pos, gold_heads, gold_types, masks, lengths = gold_encoder
gold_stacked_heads, gold_children, gold_siblings, gold_stacked_types, gold_skip_connect, gold_mask_d, gold_lengths_d = gold_decoder
pred_encoder, pred_decoder = pred
_, _, _, pred_heads, pred_types, _, _ = pred_encoder
pred_stacked_heads, pred_children, pred_siblings, pred_stacked_types, pred_skip_connect, pred_mask_d, pred_lengths_d = pred_decoder
assert gold_heads.size() == pred_heads.size(
), 'sentence dis-match.'
ucorr_stack = torch.eq(pred_children, gold_children).float()
lcorr_stack = ucorr_stack * torch.eq(pred_stacked_types,
gold_stacked_types).float()
ucorr_stack = (ucorr_stack * gold_mask_d).data.sum()
lcorr_stack = (lcorr_stack * gold_mask_d).data.sum()
num_stack = gold_mask_d.data.sum()
if lcorr_stack < num_stack:
loss_pred, loss_pred_arc, loss_pred_type = calc_loss(
network, word, char, pos, pred_heads, pred_stacked_heads,
pred_children, pred_siblings, pred_stacked_types,
pred_skip_connect, masks, lengths, pred_mask_d,
pred_lengths_d)
loss_gold, loss_gold_arc, loss_gold_type = calc_loss(
network, word, char, pos, gold_heads, gold_stacked_heads,
gold_children, gold_siblings, gold_stacked_types,
gold_skip_connect, masks, lengths, gold_mask_d,
gold_lengths_d)
if display_inst:
print('%d, %d, %d' % (ucorr_stack, lcorr_stack, num_stack))
print(
'pred(arc, type): %.4f (%.4f, %.4f), gold(arc, type): %.4f (%.4f, %.4f)'
% (loss_pred, loss_pred_arc, loss_pred_type, loss_gold,
loss_gold_arc, loss_gold_type))
word = word[0].data.cpu().numpy()
pos = pos[0].data.cpu().numpy()
head_gold = gold_heads[0].data.cpu().numpy()
type_gold = gold_types[0].data.cpu().numpy()
head_pred = pred_heads[0].data.cpu().numpy()
type_pred = pred_types[0].data.cpu().numpy()
display(word, pos, head_gold, type_gold, head_pred,
type_pred, lengths[0], word_alphabet, pos_alphabet,
type_alphabet)
length_dec = gold_lengths_d[0]
gold_display = np.empty([3, length_dec])
gold_display[0] = gold_stacked_types.data[0].cpu().numpy(
)[:length_dec]
gold_display[1] = gold_children.data[0].cpu().numpy(
)[:length_dec]
gold_display[2] = gold_stacked_heads.data[0].cpu().numpy(
)[:length_dec]
print(gold_display)
print(
'--------------------------------------------------------'
)
pred_display = np.empty([3,
pred_lengths_d[0]])[:length_dec]
pred_display[0] = pred_stacked_types.data[0].cpu().numpy(
)[:length_dec]
pred_display[1] = pred_children.data[0].cpu().numpy(
)[:length_dec]
pred_display[2] = pred_stacked_heads.data[0].cpu().numpy(
)[:length_dec]
print(pred_display)
print(
'========================================================'
)
raw_input()
if ucorr_stack == num_stack:
type_err += 1
elif loss_pred < loss_gold:
model_err += 1
else:
search_err += 1
print('type errors: %d' % type_err)
print('model errors: %d' % model_err)
print('search errors: %d' % search_err)
analyze()
def main():
args_parser = argparse.ArgumentParser(
description='Tuning with stack pointer parser')
args_parser.add_argument('--seed',
type=int,
default=1234,
help='random seed for reproducibility')
args_parser.add_argument('--mode',
choices=['RNN', 'LSTM', 'GRU', 'FastLSTM'],
help='architecture of rnn',
required=True)
args_parser.add_argument('--batch_size',
type=int,
default=64,
help='Number of sentences in each batch')
args_parser.add_argument('--decoder_input_size',
type=int,
default=256,
help='Number of input units in decoder RNN.')
args_parser.add_argument('--hidden_size',
type=int,
default=256,
help='Number of hidden units in RNN')
args_parser.add_argument('--arc_space',
type=int,
default=128,
help='Dimension of tag space')
args_parser.add_argument('--type_space',
type=int,
default=128,
help='Dimension of tag space')
args_parser.add_argument('--encoder_layers',
type=int,
default=1,
help='Number of layers of encoder RNN')
args_parser.add_argument('--decoder_layers',
type=int,
default=1,
help='Number of layers of decoder RNN')
args_parser.add_argument('--num_filters',
type=int,
default=50,
help='Number of filters in CNN')
args_parser.add_argument(
'--trans_hid_size',
type=int,
default=1024,
help='#hidden units in point-wise feed-forward in transformer')
args_parser.add_argument(
'--d_k',
type=int,
default=64,
help='d_k for multi-head-attention in transformer encoder')
args_parser.add_argument(
'--d_v',
type=int,
default=64,
help='d_v for multi-head-attention in transformer encoder')
args_parser.add_argument('--multi_head_attn',
action='store_true',
help='use multi-head-attention.')
args_parser.add_argument('--num_head',
type=int,
default=8,
help='Value of h in multi-head attention')
args_parser.add_argument(
'--pool_type',
default='mean',
choices=['max', 'mean', 'weight'],
help='pool type to form fixed length vector from word embeddings')
args_parser.add_argument('--train_position',
action='store_true',
help='train positional encoding for transformer.')
args_parser.add_argument('--no_word',
action='store_true',
help='do not use word embedding.')
args_parser.add_argument('--pos',
action='store_true',
help='use part-of-speech embedding.')
args_parser.add_argument('--char',
action='store_true',
help='use character embedding and CNN.')
args_parser.add_argument('--no_CoRNN',
action='store_true',
help='do not use context RNN.')
args_parser.add_argument('--pos_dim',
type=int,
default=50,
help='Dimension of POS embeddings')
args_parser.add_argument('--char_dim',
type=int,
default=50,
help='Dimension of Character embeddings')
args_parser.add_argument('--opt',
choices=['adam', 'sgd', 'adamax'],
help='optimization algorithm')
args_parser.add_argument('--learning_rate',
type=float,
default=0.001,
help='Learning rate')
args_parser.add_argument('--clip',
type=float,
default=5.0,
help='gradient clipping')
args_parser.add_argument('--gamma',
type=float,
default=0.0,
help='weight for regularization')
args_parser.add_argument('--epsilon',
type=float,
default=1e-8,
help='epsilon for adam or adamax')
args_parser.add_argument('--coverage',
type=float,
default=0.0,
help='weight for coverage loss')
args_parser.add_argument('--p_rnn',
nargs='+',
type=float,
required=True,
help='dropout rate for RNN')
args_parser.add_argument('--p_in',
type=float,
default=0.33,
help='dropout rate for input embeddings')
args_parser.add_argument('--p_out',
type=float,
default=0.33,
help='dropout rate for output layer')
args_parser.add_argument('--label_smooth',
type=float,
default=1.0,
help='weight of label smoothing method')
args_parser.add_argument('--skipConnect',
action='store_true',
help='use skip connection for decoder RNN.')
args_parser.add_argument('--grandPar',
action='store_true',
help='use grand parent.')
args_parser.add_argument('--sibling',
action='store_true',
help='use sibling.')
args_parser.add_argument(
'--prior_order',
choices=['inside_out', 'left2right', 'deep_first', 'shallow_first'],
help='prior order of children.',
required=True)
args_parser.add_argument(
'--unk_replace',
type=float,
default=0.,
help='The rate to replace a singleton word with UNK')
args_parser.add_argument('--punctuation',
nargs='+',
type=str,
help='List of punctuations')
args_parser.add_argument('--beam',
type=int,
default=1,
help='Beam size for decoding')
args_parser.add_argument(
'--word_embedding',
choices=['word2vec', 'glove', 'senna', 'sskip', 'polyglot'],
help='Embedding for words',
required=True)
args_parser.add_argument('--word_path',
help='path for word embedding dict')
args_parser.add_argument(
'--freeze',
action='store_true',
help='frozen the word embedding (disable fine-tuning).')
args_parser.add_argument('--char_embedding',
choices=['random', 'polyglot'],
help='Embedding for characters',
required=True)
args_parser.add_argument('--char_path',
help='path for character embedding dict')
args_parser.add_argument(
'--train') # "data/POS-penn/wsj/split1/wsj1.train.original"
args_parser.add_argument(
'--dev') # "data/POS-penn/wsj/split1/wsj1.dev.original"
args_parser.add_argument(
'--test') # "data/POS-penn/wsj/split1/wsj1.test.original"
args_parser.add_argument('--vocab_path',
help='path for prebuilt alphabets.',
default=None)
args_parser.add_argument('--model_path',
help='path for saving model file.',
required=True)
args_parser.add_argument('--model_name',
help='name for saving model file.',
required=True)
args_parser.add_argument(
'--position_embed_num',
type=int,
default=200,
help=
'Minimum value of position embedding num, which usually is max-sent-length.'
)
args_parser.add_argument('--num_epochs',
type=int,
default=2000,
help='Number of training epochs')
# lrate schedule with warmup in the first iter.
args_parser.add_argument('--use_warmup_schedule',
action='store_true',
help="Use warmup lrate schedule.")
args_parser.add_argument('--decay_rate',
type=float,
default=0.75,
help='Decay rate of learning rate')
args_parser.add_argument('--max_decay',
type=int,
default=9,
help='Number of decays before stop')
args_parser.add_argument('--schedule',
type=int,
help='schedule for learning rate decay')
args_parser.add_argument('--double_schedule_decay',
type=int,
default=5,
help='Number of decays to double schedule')
args_parser.add_argument(
'--check_dev',
type=int,
default=5,
help='Check development performance in every n\'th iteration')
#
# about decoder's bi-attention scoring with features (default is not using any)
args_parser.add_argument(
'--dec_max_dist',
type=int,
default=0,
help=
"The clamp range of decoder's distance feature, 0 means turning off.")
args_parser.add_argument('--dec_dim_feature',
type=int,
default=10,
help="Dim for feature embed.")
args_parser.add_argument(
'--dec_use_neg_dist',
action='store_true',
help="Use negative distance for dec's distance feature.")
args_parser.add_argument(
'--dec_use_encoder_pos',
action='store_true',
help="Use pos feature combined with distance feature for child nodes.")
args_parser.add_argument(
'--dec_use_decoder_pos',
action='store_true',
help="Use pos feature combined with distance feature for head nodes.")
args_parser.add_argument('--dec_drop_f_embed',
type=float,
default=0.2,
help="Dropout for dec feature embeddings.")
#
# about relation-aware self attention for the transformer encoder (default is not using any)
# args_parser.add_argument('--rel_aware', action='store_true',
# help="Enable relation-aware self-attention (multi_head_attn flag needs to be set).")
args_parser.add_argument(
'--enc_use_neg_dist',
action='store_true',
help="Use negative distance for enc's relational-distance embedding.")
args_parser.add_argument(
'--enc_clip_dist',
type=int,
default=0,
help="The clipping distance for relative position features.")
#
# other options about how to combine multiple input features (have to make some dims fit if not concat)
args_parser.add_argument('--input_concat_embeds',
action='store_true',
help="Concat input embeddings, otherwise add.")
args_parser.add_argument('--input_concat_position',
action='store_true',
help="Concat position embeddings, otherwise add.")
args_parser.add_argument('--position_dim',
type=int,
default=300,
help='Dimension of Position embeddings.')
#
args_parser.add_argument(
'--train_len_thresh',
type=int,
default=100,
help='In training, discard sentences longer than this.')
args = args_parser.parse_args()
# =====
# fix data-prepare seed
random.seed(1234)
np.random.seed(1234)
# model's seed
torch.manual_seed(args.seed)
# =====
# if output directory doesn't exist, create it
if not os.path.exists(args.model_path):
os.makedirs(args.model_path)
logger = get_logger("PtrParser", args.model_path + 'log.txt')
logger.info('\ncommand-line params : {0}\n'.format(sys.argv[1:]))
logger.info('{0}\n'.format(args))
mode = args.mode
train_path = args.train
dev_path = args.dev
test_path = args.test
vocab_path = args.vocab_path if args.vocab_path is not None else args.model_path
model_path = args.model_path
model_name = args.model_name
num_epochs = args.num_epochs
batch_size = args.batch_size
input_size_decoder = args.decoder_input_size
hidden_size = args.hidden_size
arc_space = args.arc_space
type_space = args.type_space
encoder_layers = args.encoder_layers
decoder_layers = args.decoder_layers
num_filters = args.num_filters
learning_rate = args.learning_rate
opt = args.opt
momentum = 0.9
betas = (0.9, 0.9)
eps = args.epsilon
decay_rate = args.decay_rate
clip = args.clip
gamma = args.gamma
cov = args.coverage
schedule = args.schedule
p_rnn = tuple(args.p_rnn)
p_in = args.p_in
p_out = args.p_out
label_smooth = args.label_smooth
unk_replace = args.unk_replace
prior_order = args.prior_order
skipConnect = args.skipConnect
grandPar = args.grandPar
sibling = args.sibling
beam = args.beam
punctuation = args.punctuation
freeze = args.freeze
use_word_emb = not args.no_word
word_embedding = args.word_embedding
word_path = args.word_path
use_char = args.char
char_embedding = args.char_embedding
char_path = args.char_path
use_con_rnn = not args.no_CoRNN
use_pos = args.pos
pos_dim = args.pos_dim
word_dict, word_dim = utils.load_embedding_dict(
word_embedding, word_path) if use_word_emb else (None, 0)
char_dict = None
char_dim = args.char_dim
if char_embedding != 'random':
char_dict, char_dim = utils.load_embedding_dict(
char_embedding, char_path)
logger.info("Creating Alphabets")
alphabet_path = os.path.join(vocab_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
# todo(warn): should build vocabs previously
assert os.path.isdir(alphabet_path), "should have build vocabs previously"
word_alphabet, char_alphabet, pos_alphabet, type_alphabet, max_sent_length = conllx_stacked_data.create_alphabets(
alphabet_path,
train_path,
data_paths=[dev_path, test_path],
max_vocabulary_size=50000,
embedd_dict=word_dict)
# word_alphabet, char_alphabet, pos_alphabet, type_alphabet, max_sent_length = create_alphabets(alphabet_path,
# train_path, data_paths=[dev_path, test_path], max_vocabulary_size=50000, embedd_dict=word_dict)
max_sent_length = max(max_sent_length, args.position_embed_num)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
logger.info("Reading Data")
use_gpu = torch.cuda.is_available()
# ===== the reading
def _read_one(path, is_train):
lang_id = guess_language_id(path)
logger.info("Reading: guess that the language of file %s is %s." %
(path, lang_id))
one_data = conllx_stacked_data.read_stacked_data_to_variable(
path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=(not is_train),
prior_order=prior_order,
lang_id=lang_id,
len_thresh=(args.train_len_thresh if is_train else 100000))
return one_data
data_train = _read_one(train_path, True)
num_data = sum(data_train[1])
data_dev = _read_one(dev_path, False)
data_test = _read_one(test_path, False)
# =====
punct_set = None
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" %
(len(punct_set), ' '.join(punct_set)))
def construct_word_embedding_table():
scale = np.sqrt(3.0 / word_dim)
table = np.empty([word_alphabet.size(), word_dim], dtype=np.float32)
table[conllx_stacked_data.UNK_ID, :] = np.zeros([1, word_dim]).astype(
np.float32) if freeze else np.random.uniform(
-scale, scale, [1, word_dim]).astype(np.float32)
oov = 0
for word, index in word_alphabet.items():
if word in word_dict:
embedding = word_dict[word]
elif word.lower() in word_dict:
embedding = word_dict[word.lower()]
else:
embedding = np.zeros([1, word_dim]).astype(
np.float32) if freeze else np.random.uniform(
-scale, scale, [1, word_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
logger.info('word OOV: %d' % oov)
return torch.from_numpy(table)
def construct_char_embedding_table():
if char_dict is None:
return None
scale = np.sqrt(3.0 / char_dim)
table = np.empty([num_chars, char_dim], dtype=np.float32)
table[conllx_stacked_data.UNK_ID, :] = np.random.uniform(
-scale, scale, [1, char_dim]).astype(np.float32)
oov = 0
for char, index, in char_alphabet.items():
if char in char_dict:
embedding = char_dict[char]
else:
embedding = np.random.uniform(-scale, scale,
[1, char_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
logger.info('character OOV: %d' % oov)
return torch.from_numpy(table)
word_table = construct_word_embedding_table() if use_word_emb else None
char_table = construct_char_embedding_table()
window = 3
network = StackPtrNet(word_dim,
num_words,
char_dim,
num_chars,
pos_dim,
num_pos,
num_filters,
window,
mode,
input_size_decoder,
hidden_size,
encoder_layers,
decoder_layers,
num_types,
arc_space,
type_space,
args.pool_type,
args.multi_head_attn,
args.num_head,
max_sent_length,
args.trans_hid_size,
args.d_k,
args.d_v,
train_position=args.train_position,
embedd_word=word_table,
embedd_char=char_table,
p_in=p_in,
p_out=p_out,
p_rnn=p_rnn,
biaffine=True,
use_word_emb=use_word_emb,
pos=use_pos,
char=use_char,
prior_order=prior_order,
use_con_rnn=use_con_rnn,
skipConnect=skipConnect,
grandPar=grandPar,
sibling=sibling,
use_gpu=use_gpu,
dec_max_dist=args.dec_max_dist,
dec_use_neg_dist=args.dec_use_neg_dist,
dec_use_encoder_pos=args.dec_use_encoder_pos,
dec_use_decoder_pos=args.dec_use_decoder_pos,
dec_dim_feature=args.dec_dim_feature,
dec_drop_f_embed=args.dec_drop_f_embed,
enc_clip_dist=args.enc_clip_dist,
enc_use_neg_dist=args.enc_use_neg_dist,
input_concat_embeds=args.input_concat_embeds,
input_concat_position=args.input_concat_position,
position_dim=args.position_dim)
def save_args():
arg_path = model_name + '.arg.json'
arguments = [
word_dim, num_words, char_dim, num_chars, pos_dim, num_pos,
num_filters, window, mode, input_size_decoder, hidden_size,
encoder_layers, decoder_layers, num_types, arc_space, type_space,
args.pool_type, args.multi_head_attn, args.num_head,
max_sent_length, args.trans_hid_size, args.d_k, args.d_v
]
kwargs = {
'train_position': args.train_position,
'use_word_emb': use_word_emb,
'use_con_rnn': use_con_rnn,
'p_in': p_in,
'p_out': p_out,
'p_rnn': p_rnn,
'biaffine': True,
'pos': use_pos,
'char': use_char,
'prior_order': prior_order,
'skipConnect': skipConnect,
'grandPar': grandPar,
'sibling': sibling,
'dec_max_dist': args.dec_max_dist,
'dec_use_neg_dist': args.dec_use_neg_dist,
'dec_use_encoder_pos': args.dec_use_encoder_pos,
'dec_use_decoder_pos': args.dec_use_decoder_pos,
'dec_dim_feature': args.dec_dim_feature,
'dec_drop_f_embed': args.dec_drop_f_embed,
'enc_clip_dist': args.enc_clip_dist,
'enc_use_neg_dist': args.enc_use_neg_dist,
'input_concat_embeds': args.input_concat_embeds,
'input_concat_position': args.input_concat_position,
'position_dim': args.position_dim
}
json.dump({
'args': arguments,
'kwargs': kwargs
},
open(arg_path, 'w'),
indent=4)
if use_word_emb and freeze:
network.word_embedd.freeze()
if use_gpu:
network.cuda()
save_args()
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
def generate_optimizer(opt, lr, params):
params = filter(lambda param: param.requires_grad, params)
if opt == 'adam':
return Adam(params,
lr=lr,
betas=betas,
weight_decay=gamma,
eps=eps)
elif opt == 'sgd':
return SGD(params,
lr=lr,
momentum=momentum,
weight_decay=gamma,
nesterov=True)
elif opt == 'adamax':
return Adamax(params,
lr=lr,
betas=betas,
weight_decay=gamma,
eps=eps)
else:
raise ValueError('Unknown optimization algorithm: %s' % opt)
lr = learning_rate
optim = generate_optimizer(opt, lr, network.parameters())
opt_info = 'opt: %s, ' % opt
if opt == 'adam':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
elif opt == 'sgd':
opt_info += 'momentum=%.2f' % momentum
elif opt == 'adamax':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
word_status = 'frozen' if freeze else 'fine tune'
char_status = 'enabled' if use_char else 'disabled'
pos_status = 'enabled' if use_pos else 'disabled'
logger.info(
"Embedding dim: word=%d (%s), char=%d (%s), pos=%d (%s)" %
(word_dim, word_status, char_dim, char_status, pos_dim, pos_status))
logger.info("CNN: filter=%d, kernel=%d" % (num_filters, window))
logger.info(
"RNN: %s, num_layer=(%d, %d), input_dec=%d, hidden=%d, arc_space=%d, type_space=%d"
% (mode, encoder_layers, decoder_layers, input_size_decoder,
hidden_size, arc_space, type_space))
logger.info(
"train: cov: %.1f, (#data: %d, batch: %d, clip: %.2f, label_smooth: %.2f, unk_repl: %.2f)"
% (cov, num_data, batch_size, clip, label_smooth, unk_replace))
logger.info("dropout(in, out, rnn): (%.2f, %.2f, %s)" %
(p_in, p_out, p_rnn))
logger.info('prior order: %s, grand parent: %s, sibling: %s, ' %
(prior_order, grandPar, sibling))
logger.info('skip connect: %s, beam: %d' % (skipConnect, beam))
logger.info(opt_info)
num_batches = num_data / batch_size + 1
dev_ucorrect = 0.0
dev_lcorrect = 0.0
dev_ucomlpete_match = 0.0
dev_lcomplete_match = 0.0
dev_ucorrect_nopunc = 0.0
dev_lcorrect_nopunc = 0.0
dev_ucomlpete_match_nopunc = 0.0
dev_lcomplete_match_nopunc = 0.0
dev_root_correct = 0.0
best_epoch = 0
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_root_correct = 0.0
test_total = 0
test_total_nopunc = 0
test_total_inst = 0
test_total_root = 0
# lrate decay
patient = 0
decay = 0
max_decay = args.max_decay
double_schedule_decay = args.double_schedule_decay
# lrate schedule
step_num = 0
use_warmup_schedule = args.use_warmup_schedule
warmup_factor = (lr + 0.) / num_batches
if use_warmup_schedule:
logger.info("Use warmup lrate for the first epoch, from 0 up to %s." %
(lr, ))
#
for epoch in range(1, num_epochs + 1):
logger.info(
'Epoch %d (%s, optim: %s, learning rate=%.6f, eps=%.1e, decay rate=%.2f '
'(schedule=%d, patient=%d, decay=%d (%d, %d))): ' %
(epoch, mode, opt, lr, eps, decay_rate, schedule, patient, decay,
max_decay, double_schedule_decay))
train_err_arc_leaf = 0.
train_err_arc_non_leaf = 0.
train_err_type_leaf = 0.
train_err_type_non_leaf = 0.
train_err_cov = 0.
train_total_leaf = 0.
train_total_non_leaf = 0.
start_time = time.time()
num_back = 0
network.train()
for batch in range(1, num_batches + 1):
# lrate schedule (before each step)
step_num += 1
if use_warmup_schedule and epoch <= 1:
cur_lrate = warmup_factor * step_num
# set lr
for param_group in optim.param_groups:
param_group['lr'] = cur_lrate
# train
input_encoder, input_decoder = conllx_stacked_data.get_batch_stacked_variable(
data_train, batch_size, unk_replace=unk_replace)
word, char, pos, heads, types, masks_e, lengths_e = input_encoder
stacked_heads, children, sibling, stacked_types, skip_connect, masks_d, lengths_d = input_decoder
optim.zero_grad()
loss_arc_leaf, loss_arc_non_leaf, \
loss_type_leaf, loss_type_non_leaf, \
loss_cov, num_leaf, num_non_leaf = network.loss(word, char, pos, heads, stacked_heads, children, sibling,
stacked_types, label_smooth,
skip_connect=skip_connect, mask_e=masks_e,
length_e=lengths_e, mask_d=masks_d, length_d=lengths_d)
loss_arc = loss_arc_leaf + loss_arc_non_leaf
loss_type = loss_type_leaf + loss_type_non_leaf
loss = loss_arc + loss_type + cov * loss_cov
loss.backward()
clip_grad_norm(network.parameters(), clip)
optim.step()
num_leaf = num_leaf.data[0]
num_non_leaf = num_non_leaf.data[0]
train_err_arc_leaf += loss_arc_leaf.data[0] * num_leaf
train_err_arc_non_leaf += loss_arc_non_leaf.data[0] * num_non_leaf
train_err_type_leaf += loss_type_leaf.data[0] * num_leaf
train_err_type_non_leaf += loss_type_non_leaf.data[0] * num_non_leaf
train_err_cov += loss_cov.data[0] * (num_leaf + num_non_leaf)
train_total_leaf += num_leaf
train_total_non_leaf += num_non_leaf
time_ave = (time.time() - start_time) / batch
time_left = (num_batches - batch) * time_ave
# update log
if batch % 10 == 0:
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
err_arc_leaf = train_err_arc_leaf / train_total_leaf
err_arc_non_leaf = train_err_arc_non_leaf / train_total_non_leaf
err_arc = err_arc_leaf + err_arc_non_leaf
err_type_leaf = train_err_type_leaf / train_total_leaf
err_type_non_leaf = train_err_type_non_leaf / train_total_non_leaf
err_type = err_type_leaf + err_type_non_leaf
err_cov = train_err_cov / (train_total_leaf +
train_total_non_leaf)
err = err_arc + err_type + cov * err_cov
log_info = 'train: %d/%d loss (leaf, non_leaf): %.4f, arc: %.4f (%.4f, %.4f), type: %.4f (%.4f, %.4f), coverage: %.4f, time left (estimated): %.2fs' % (
batch, num_batches, err, err_arc, err_arc_leaf,
err_arc_non_leaf, err_type, err_type_leaf,
err_type_non_leaf, err_cov, time_left)
sys.stdout.write(log_info)
sys.stdout.flush()
num_back = len(log_info)
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
err_arc_leaf = train_err_arc_leaf / train_total_leaf
err_arc_non_leaf = train_err_arc_non_leaf / train_total_non_leaf
err_arc = err_arc_leaf + err_arc_non_leaf
err_type_leaf = train_err_type_leaf / train_total_leaf
err_type_non_leaf = train_err_type_non_leaf / train_total_non_leaf
err_type = err_type_leaf + err_type_non_leaf
err_cov = train_err_cov / (train_total_leaf + train_total_non_leaf)
err = err_arc + err_type + cov * err_cov
logger.info(
'train: %d loss (leaf, non_leaf): %.4f, arc: %.4f (%.4f, %.4f), type: %.4f (%.4f, %.4f), coverage: %.4f, time: %.2fs'
% (num_batches, err, err_arc, err_arc_leaf, err_arc_non_leaf,
err_type, err_type_leaf, err_type_non_leaf, err_cov,
time.time() - start_time))
################################################################################################
if epoch % args.check_dev != 0:
continue
# evaluate performance on dev data
network.eval()
pred_filename = 'tmp/%spred_dev%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_dev%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
dev_ucorr = 0.0
dev_lcorr = 0.0
dev_total = 0
dev_ucomlpete = 0.0
dev_lcomplete = 0.0
dev_ucorr_nopunc = 0.0
dev_lcorr_nopunc = 0.0
dev_total_nopunc = 0
dev_ucomlpete_nopunc = 0.0
dev_lcomplete_nopunc = 0.0
dev_root_corr = 0.0
dev_total_root = 0.0
dev_total_inst = 0.0
for batch in conllx_stacked_data.iterate_batch_stacked_variable(
data_dev, batch_size):
input_encoder, _ = batch
word, char, pos, heads, types, masks, lengths = input_encoder
heads_pred, types_pred, _, _ = network.decode(
word,
char,
pos,
mask=masks,
length=lengths,
beam=beam,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(word,
pos,
heads,
types,
lengths,
symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
dev_ucorr += ucorr
dev_lcorr += lcorr
dev_total += total
dev_ucomlpete += ucm
dev_lcomplete += lcm
dev_ucorr_nopunc += ucorr_nopunc
dev_lcorr_nopunc += lcorr_nopunc
dev_total_nopunc += total_nopunc
dev_ucomlpete_nopunc += ucm_nopunc
dev_lcomplete_nopunc += lcm_nopunc
dev_root_corr += corr_root
dev_total_root += total_root
dev_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print(
'W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (dev_ucorr, dev_lcorr, dev_total, dev_ucorr * 100 / dev_total,
dev_lcorr * 100 / dev_total, dev_ucomlpete * 100 /
dev_total_inst, dev_lcomplete * 100 / dev_total_inst))
print(
'Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc,
dev_ucorr_nopunc * 100 / dev_total_nopunc, dev_lcorr_nopunc *
100 / dev_total_nopunc, dev_ucomlpete_nopunc * 100 /
dev_total_inst, dev_lcomplete_nopunc * 100 / dev_total_inst))
print('Root: corr: %d, total: %d, acc: %.2f%%' %
(dev_root_corr, dev_total_root,
dev_root_corr * 100 / dev_total_root))
if dev_lcorrect_nopunc < dev_lcorr_nopunc or (
dev_lcorrect_nopunc == dev_lcorr_nopunc
and dev_ucorrect_nopunc < dev_ucorr_nopunc):
dev_ucorrect_nopunc = dev_ucorr_nopunc
dev_lcorrect_nopunc = dev_lcorr_nopunc
dev_ucomlpete_match_nopunc = dev_ucomlpete_nopunc
dev_lcomplete_match_nopunc = dev_lcomplete_nopunc
dev_ucorrect = dev_ucorr
dev_lcorrect = dev_lcorr
dev_ucomlpete_match = dev_ucomlpete
dev_lcomplete_match = dev_lcomplete
dev_root_correct = dev_root_corr
best_epoch = epoch
patient = 0
# torch.save(network, model_name)
torch.save(network.state_dict(), model_name)
pred_filename = 'tmp/%spred_test%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_test%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
for batch in conllx_stacked_data.iterate_batch_stacked_variable(
data_test, batch_size):
input_encoder, _ = batch
word, char, pos, heads, types, masks, lengths = input_encoder
heads_pred, types_pred, _, _ = network.decode(
word,
char,
pos,
mask=masks,
length=lengths,
beam=beam,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(word,
pos,
heads,
types,
lengths,
symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
else:
if dev_ucorr_nopunc * 100 / dev_total_nopunc < dev_ucorrect_nopunc * 100 / dev_total_nopunc - 5 or patient >= schedule:
network.load_state_dict(torch.load(model_name))
lr = lr * decay_rate
optim = generate_optimizer(opt, lr, network.parameters())
patient = 0
decay += 1
if decay % double_schedule_decay == 0:
schedule *= 2
else:
patient += 1
logger.info(
'----------------------------------------------------------------------------------------------------------------------------'
)
logger.info(
'best dev W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (dev_ucorrect, dev_lcorrect, dev_total,
dev_ucorrect * 100 / dev_total, dev_lcorrect * 100 / dev_total,
dev_ucomlpete_match * 100 / dev_total_inst,
dev_lcomplete_match * 100 / dev_total_inst, best_epoch))
logger.info(
'best dev Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (dev_ucorrect_nopunc, dev_lcorrect_nopunc, dev_total_nopunc,
dev_ucorrect_nopunc * 100 / dev_total_nopunc,
dev_lcorrect_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_match_nopunc * 100 / dev_total_inst,
dev_lcomplete_match_nopunc * 100 / dev_total_inst, best_epoch))
logger.info(
'best dev Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' %
(dev_root_correct, dev_total_root,
dev_root_correct * 100 / dev_total_root, best_epoch))
logger.info(
'----------------------------------------------------------------------------------------------------------------------------'
)
logger.info(
'best test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 /
test_total, test_lcorrect * 100 / test_total,
test_ucomlpete_match * 100 / test_total_inst,
test_lcomplete_match * 100 / test_total_inst, best_epoch))
logger.info(
'best test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
%
(test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc,
test_lcorrect_nopunc * 100 / test_total_nopunc,
test_ucomlpete_match_nopunc * 100 / test_total_inst,
test_lcomplete_match_nopunc * 100 / test_total_inst, best_epoch))
logger.info(
'best test Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' %
(test_root_correct, test_total_root,
test_root_correct * 100 / test_total_root, best_epoch))
logger.info(
'============================================================================================================================'
)
if decay == max_decay:
break
def main():
args_parser = argparse.ArgumentParser(
description='Tuning with stack pointer parser')
args_parser.add_argument(
'--test') # "data/POS-penn/wsj/split1/wsj1.test.original"
args_parser.add_argument('--model_path',
help='path for saving model file.',
required=True)
args_parser.add_argument('--model_name',
help='name for saving model file.',
required=True)
args_parser.add_argument('--punctuation',
nargs='+',
type=str,
help='List of punctuations')
args_parser.add_argument('--beam',
type=int,
default=1,
help='Beam size for decoding')
args_parser.add_argument('--gpu', action='store_true', help='Using GPU')
args_parser.add_argument(
'--prior_order',
choices=['inside_out', 'left2right', 'deep_first', 'shallow_first'],
help='prior order of children.',
required=True)
args = args_parser.parse_args()
logger = get_logger("Analyzer")
test_path = args.test
model_path = args.model_path
model_name = args.model_name
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
word_alphabet, char_alphabet, pos_alphabet, \
type_alphabet = conllx_stacked_data.create_alphabets(alphabet_path, None, data_paths=[None, None], max_vocabulary_size=50000, embedd_dict=None)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
use_gpu = args.gpu
prior_order = args.prior_order
beam = args.beam
data_test = conllx_stacked_data.read_stacked_data_to_variable(
test_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=True,
prior_order=prior_order)
logger.info('use gpu: %s, beam: %d' % (use_gpu, beam))
punct_set = None
punctuation = args.punctuation
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" %
(len(punct_set), ' '.join(punct_set)))
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
pred_writer.start('tmp/analyze_pred')
gold_writer.start('tmp/analyze_gold')
network = torch.load(model_name)
if use_gpu:
network.cuda()
else:
network.cpu()
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
test_ucorrect_stack_leaf = 0.0
test_ucorrect_stack_non_leaf = 0.0
test_lcorrect_stack_leaf = 0.0
test_lcorrect_stack_non_leaf = 0.0
test_leaf = 0
test_non_leaf = 0
sent = 0
network.eval()
start_time = time.time()
for batch in conllx_stacked_data.iterate_batch_stacked_variable(
data_test, 1):
sys.stdout.write('%d, ' % sent)
sys.stdout.flush()
sent += 1
input_encoder, input_decoder = batch
word, char, pos, heads, types, masks, lengths = input_encoder
stacked_heads, children, stacked_types, skip_connect, mask_d, lengths_d = input_decoder
heads_pred, types_pred, children_pred, stacked_types_pred = network.decode(
word,
char,
pos,
mask=masks,
length=lengths,
beam=beam,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
stacked_heads = stacked_heads.data
children = children.data
stacked_types = stacked_types.data
children_pred = torch.from_numpy(children_pred).long()
stacked_types_pred = torch.from_numpy(stacked_types_pred).long()
if use_gpu:
children_pred = children_pred.cuda()
stacked_types_pred = stacked_types_pred.cuda()
mask_d = mask_d.data
mask_leaf = torch.eq(children, stacked_heads).float()
mask_non_leaf = (1.0 - mask_leaf)
mask_leaf = mask_leaf * mask_d
mask_non_leaf = mask_non_leaf * mask_d
num_leaf = mask_leaf.sum()
num_non_leaf = mask_non_leaf.sum()
ucorr_stack = torch.eq(children_pred, children).float()
lcorr_stack = ucorr_stack * torch.eq(stacked_types_pred,
stacked_types).float()
ucorr_stack_leaf = (ucorr_stack * mask_leaf).sum()
ucorr_stack_non_leaf = (ucorr_stack * mask_non_leaf).sum()
lcorr_stack_leaf = (lcorr_stack * mask_leaf).sum()
lcorr_stack_non_leaf = (lcorr_stack * mask_non_leaf).sum()
test_ucorrect_stack_leaf += ucorr_stack_leaf
test_ucorrect_stack_non_leaf += ucorr_stack_non_leaf
test_lcorrect_stack_leaf += lcorr_stack_leaf
test_lcorrect_stack_non_leaf += lcorr_stack_non_leaf
test_leaf += num_leaf
test_non_leaf += num_non_leaf
# ------------------------------------------------------------------------------------------------
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print('\ntime: %.2fs' % (time.time() - start_time))
print(
'test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
%
(test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 /
test_total, test_lcorrect * 100 / test_total, test_ucomlpete_match *
100 / test_total_inst, test_lcomplete_match * 100 / test_total_inst))
print(
'test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
%
(test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc *
100 / test_total_nopunc, test_ucomlpete_match_nopunc * 100 /
test_total_inst, test_lcomplete_match_nopunc * 100 / test_total_inst))
print('test Root: corr: %d, total: %d, acc: %.2f%%' %
(test_root_correct, test_total_root,
test_root_correct * 100 / test_total_root))
print(
'============================================================================================================================'
)
print(
'Stack leaf: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%'
% (test_ucorrect_stack_leaf, test_lcorrect_stack_leaf, test_leaf,
test_ucorrect_stack_leaf * 100 / test_leaf,
test_lcorrect_stack_leaf * 100 / test_leaf))
print(
'Stack non_leaf: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%'
% (test_ucorrect_stack_non_leaf, test_lcorrect_stack_non_leaf,
test_non_leaf, test_ucorrect_stack_non_leaf * 100 / test_non_leaf,
test_lcorrect_stack_non_leaf * 100 / test_non_leaf))
print(
'============================================================================================================================'
)
def main():
args_parser = argparse.ArgumentParser(description='Tuning with stack pointer parser')
args_parser.add_argument('--mode', choices=['RNN', 'LSTM', 'GRU', 'FastLSTM'], help='architecture of rnn', required=True)
args_parser.add_argument('--num_epochs', type=int, default=200, help='Number of training epochs')
args_parser.add_argument('--batch_size', type=int, default=64, help='Number of sentences in each batch')
args_parser.add_argument('--decoder_input_size', type=int, default=256, help='Number of input units in decoder RNN.')
args_parser.add_argument('--hidden_size', type=int, default=256, help='Number of hidden units in RNN')
args_parser.add_argument('--arc_space', type=int, default=128, help='Dimension of tag space')
args_parser.add_argument('--type_space', type=int, default=128, help='Dimension of tag space')
args_parser.add_argument('--encoder_layers', type=int, default=1, help='Number of layers of encoder RNN')
args_parser.add_argument('--decoder_layers', type=int, default=1, help='Number of layers of decoder RNN')
args_parser.add_argument('--num_filters', type=int, default=50, help='Number of filters in CNN')
# NOTE: action='store_true' is just to set ON
args_parser.add_argument('--pos', action='store_true', help='use part-of-speech embedding.')
args_parser.add_argument('--char', action='store_true', help='use character embedding and CNN.')
args_parser.add_argument('--pos_dim', type=int, default=50, help='Dimension of POS embeddings')
args_parser.add_argument('--char_dim', type=int, default=50, help='Dimension of Character embeddings')
# NOTE: arg MUST be one of choices(when specified)
args_parser.add_argument('--opt', choices=['adam', 'sgd', 'adamax'], help='optimization algorithm')
args_parser.add_argument('--learning_rate', type=float, default=0.001, help='Learning rate')
args_parser.add_argument('--decay_rate', type=float, default=0.75, help='Decay rate of learning rate')
args_parser.add_argument('--max_decay', type=int, default=9, help='Number of decays before stop')
args_parser.add_argument('--double_schedule_decay', type=int, default=5, help='Number of decays to double schedule')
args_parser.add_argument('--clip', type=float, default=5.0, help='gradient clipping')
args_parser.add_argument('--gamma', type=float, default=0.0, help='weight for regularization')
args_parser.add_argument('--epsilon', type=float, default=1e-8, help='epsilon for adam or adamax')
args_parser.add_argument('--coverage', type=float, default=0.0, help='weight for coverage loss')
args_parser.add_argument('--p_rnn', nargs=2, type=float, required=True, help='dropout rate for RNN')
args_parser.add_argument('--p_in', type=float, default=0.33, help='dropout rate for input embeddings')
args_parser.add_argument('--p_out', type=float, default=0.33, help='dropout rate for output layer')
args_parser.add_argument('--label_smooth', type=float, default=1.0, help='weight of label smoothing method')
args_parser.add_argument('--skipConnect', action='store_true', help='use skip connection for decoder RNN.')
args_parser.add_argument('--grandPar', action='store_true', help='use grand parent.')
args_parser.add_argument('--sibling', action='store_true', help='use sibling.')
args_parser.add_argument('--prior_order', choices=['inside_out', 'left2right', 'deep_first', 'shallow_first'], help='prior order of children.', required=True)
args_parser.add_argument('--schedule', type=int, help='schedule for learning rate decay')
args_parser.add_argument('--unk_replace', type=float, default=0., help='The rate to replace a singleton word with UNK')
args_parser.add_argument('--punctuation', nargs='+', type=str, help='List of punctuations')
args_parser.add_argument('--beam', type=int, default=1, help='Beam size for decoding')
args_parser.add_argument('--word_embedding', choices=['glove', 'senna', 'sskip', 'polyglot', 'NNLM'], help='Embedding for words', required=True)
args_parser.add_argument('--word_path', help='path for word embedding dict')
args_parser.add_argument('--freeze', action='store_true', help='frozen the word embedding (disable fine-tuning).')
args_parser.add_argument('--char_embedding', choices=['random', 'polyglot'], help='Embedding for characters', required=True)
args_parser.add_argument('--char_path', help='path for character embedding dict')
args_parser.add_argument('--train') # "data/POS-penn/wsj/split1/wsj1.train.original"
args_parser.add_argument('--dev') # "data/POS-penn/wsj/split1/wsj1.dev.original"
args_parser.add_argument('--test') # "data/POS-penn/wsj/split1/wsj1.test.original"
args_parser.add_argument('--model_path', help='path for saving model file.', required=True)
args_parser.add_argument('--model_name', help='name for saving model file.', required=True)
# TODO: to include in logging process
args_parser.add_argument('--pos_embedding', choices=[1,2,4], type=int, help='Embedding method for korean POS tag', default=2)
args_parser.add_argument('--pos_path', help='path for pos embedding dict')
args_parser.add_argument('--elmo', action='store_true', help='use elmo embedding.')
args_parser.add_argument('--elmo_path', help='path for elmo embedding model.')
args_parser.add_argument('--elmo_dim', type=int, help='dimension for elmo embedding model')
#args_parser.add_argument('--fine_tune_path', help='fine tune starting from this state_dict')
args_parser.add_argument('--model_version', help='previous model version to load')
#bert2020_boychaboy
args_parser.add_argument('--bert', action='store_true', help='use elmo embedding.') # true if use bert(hoon)
args_parser.add_argument('--etri_train', help='path for etri data of bert') # etri train path(hoon)
args_parser.add_argument('--etri_dev', help='path for etri data of bert') # etri dev path(hoon)
args_parser.add_argument('--bert_path', help='path for bert embedding model.')
args_parser.add_argument('--bert_feature_dim', type=int, help='dimension for bert feature embedding')
args = args_parser.parse_args()
logger = get_logger("PtrParser")
mode = args.mode
train_path = args.train
dev_path = args.dev
test_path = args.test
model_path = args.model_path + uid + '/' # for numerous experiments
model_name = args.model_name
num_epochs = args.num_epochs
batch_size = args.batch_size
input_size_decoder = args.decoder_input_size
hidden_size = args.hidden_size
arc_space = args.arc_space
type_space = args.type_space
encoder_layers = args.encoder_layers
decoder_layers = args.decoder_layers
num_filters = args.num_filters
learning_rate = args.learning_rate
opt = args.opt
momentum = 0.9
betas = (0.9, 0.9)
eps = args.epsilon
decay_rate = args.decay_rate
clip = args.clip
gamma = args.gamma
cov = args.coverage
schedule = args.schedule
p_rnn = tuple(args.p_rnn)
p_in = args.p_in
p_out = args.p_out
label_smooth = args.label_smooth
unk_replace = args.unk_replace
prior_order = args.prior_order
skipConnect = args.skipConnect
grandPar = args.grandPar
sibling = args.sibling
beam = args.beam
punctuation = args.punctuation
freeze = args.freeze
word_embedding = args.word_embedding
word_path = args.word_path
use_char = args.char
char_embedding = args.char_embedding
# QUESTION: pretrained vector for char?
char_path = args.char_path
use_pos = args.pos
pos_embedding = args.pos_embedding
pos_path = args.pos_path
pos_dict = None
pos_dim = args.pos_dim # NOTE pretrain 있을 경우 pos_dim은 그거 따라감
if pos_path is not None:
pos_dict, pos_dim = utils.load_embedding_dict(word_embedding, pos_path) # NOTE 임시적으로 word_embedding(NNLM)이랑 같은 형식
word_dict, word_dim = utils.load_embedding_dict(word_embedding, word_path)
char_dict = None
char_dim = args.char_dim
if char_embedding != 'random':
char_dict, char_dim = utils.load_embedding_dict(char_embedding, char_path)
use_elmo = args.elmo
elmo_path = args.elmo_path
elmo_dim = args.elmo_dim
#fine_tune_path = args.fine_tune_path
#bert 2020(boychaboy)
use_bert = args.bert
bert_path = args.bert_path
bert_feature_dim = args.bert_feature_dim
if use_bert:
etri_train_path = args.etri_train
etri_dev_path = args.etri_dev
else:
etri_train_path = None
etri_dev_path = None
logger.info("Creating Alphabets")
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
# min_occurence=1
data_paths = [dev_path, test_path] if test_path else [dev_path]
word_alphabet, char_alphabet, pos_alphabet, type_alphabet = conllx_stacked_data.create_alphabets(alphabet_path, train_path, data_paths=data_paths,
max_vocabulary_size=50000, pos_embedding=pos_embedding, embedd_dict=word_dict)
num_words = word_alphabet.size() # 30268
num_chars = char_alphabet.size() # 3545
num_pos = pos_alphabet.size() # 46
num_types = type_alphabet.size() # 39
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
logger.info("Reading Data")
use_gpu = torch.cuda.is_available()
# data is a list of tuple containing tensors, etc ...
data_train = conllx_stacked_data.read_stacked_data_to_variable(train_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, pos_embedding, use_gpu=1, prior_order=prior_order, elmo = use_elmo, bert=use_bert, etri_path=etri_train_path)
num_data = sum(data_train[2])
data_dev = conllx_stacked_data.read_stacked_data_to_variable(dev_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, pos_embedding, use_gpu=use_gpu, volatile=True, prior_order=prior_order, elmo = use_elmo, bert=use_bert, etri_path=etri_dev_path)
if test_path:
data_test = conllx_stacked_data.read_stacked_data_to_variable(test_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, pos_embedding, use_gpu=use_gpu, volatile=True, prior_order=prior_order, elmo = use_elmo)
punct_set = None
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" % (len(punct_set), ' '.join(punct_set)))
def construct_word_embedding_table():
scale = np.sqrt(3.0 / word_dim)
table = np.empty([word_alphabet.size(), word_dim], dtype=np.float32)
# NOTE: UNK 관리!
table[conllx_stacked_data.UNK_ID, :] = np.zeros([1, word_dim]).astype(np.float32) if freeze else np.random.uniform(-scale, scale, [1, word_dim]).astype(np.float32)
oov = 0
for word, index in list(word_alphabet.items()):
if word in word_dict:
embedding = word_dict[word]
elif word.lower() in word_dict:
embedding = word_dict[word.lower()]
else:
# NOTE: words not in pretrained are set to random
embedding = np.zeros([1, word_dim]).astype(np.float32) if freeze else np.random.uniform(-scale, scale, [1, word_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('word OOV: %d' % oov)
return torch.from_numpy(table)
def construct_char_embedding_table():
if char_dict is None:
return None
scale = np.sqrt(3.0 / char_dim)
table = np.empty([num_chars, char_dim], dtype=np.float32)
table[conllx_stacked_data.UNK_ID, :] = np.random.uniform(-scale, scale, [1, char_dim]).astype(np.float32)
oov = 0
#for char, index, in char_alphabet.items():
for char, index in list(char_alphabet.items()):
if char in char_dict:
embedding = char_dict[char]
else:
embedding = np.random.uniform(-scale, scale, [1, char_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('character OOV: %d' % oov)
return torch.from_numpy(table)
def construct_pos_embedding_table():
if pos_dict is None:
return None
scale = np.sqrt(3.0 / char_dim)
table = np.empty([num_pos, pos_dim], dtype=np.float32)
for pos, index in list(pos_alphabet.items()):
if pos in pos_dict:
embedding = pos_dict[pos]
else:
embedding = np.random.uniform(-scale, scale, [1, char_dim]).astype(np.float32)
table[index, :] = embedding
return torch.from_numpy(table)
word_table = construct_word_embedding_table()
char_table = construct_char_embedding_table()
pos_table = construct_pos_embedding_table()
window = 3
network = StackPtrNet(word_dim, num_words, char_dim, num_chars, pos_dim, num_pos, num_filters, window,
mode, input_size_decoder, hidden_size, encoder_layers, decoder_layers,
num_types, arc_space, type_space, pos_embedding,
embedd_word=word_table, embedd_char=char_table, embedd_pos=pos_table, p_in=p_in, p_out=p_out,
p_rnn=p_rnn, biaffine=True, pos=use_pos, char=use_char, elmo=use_elmo, prior_order=prior_order,
skipConnect=skipConnect, grandPar=grandPar, sibling=sibling, elmo_path=elmo_path, elmo_dim=elmo_dim,
bert=use_bert, bert_path=bert_path, bert_feature_dim=bert_feature_dim)
# if fine_tune_path is not None:
# pretrained_dict = torch.load(fine_tune_path)
# model_dict = network.state_dict()
# # select
# #model_dict['pos_embedd.weight'] = pretrained_dict['pos_embedd.weight']
# model_dict['word_embedd.weight'] = pretrained_dict['word_embedd.weight']
# #model_dict['char_embedd.weight'] = pretrained_dict['char_embedd.weight']
# network.load_state_dict(model_dict)
model_ver = args.model_version
if model_ver is not None:
savePath = args.model_path + model_ver + 'network.pt'
network.load_state_dict(torch.load(savePath))
logger.info('Load model: %s' % (model_ver))
def save_args():
arg_path = model_name + '.arg.json'
arguments = [word_dim, num_words, char_dim, num_chars, pos_dim, num_pos, num_filters, window,
mode, input_size_decoder, hidden_size, encoder_layers, decoder_layers,
num_types, arc_space, type_space, pos_embedding]
kwargs = {'p_in': p_in, 'p_out': p_out, 'p_rnn': p_rnn, 'biaffine': True, 'pos': use_pos, 'char': use_char, 'elmo': use_elmo, 'prior_order': prior_order,
'skipConnect': skipConnect, 'grandPar': grandPar, 'sibling': sibling}
json.dump({'args': arguments, 'kwargs': kwargs}, open(arg_path, 'w', encoding="utf-8"), indent=4)
with open(arg_path + '.raw_args', 'w', encoding="utf-8") as f:
f.write(str(args))
if freeze:
network.word_embedd.freeze()
if use_gpu:
network.cuda()
save_args()
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet, pos_embedding)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet, pos_embedding)
def generate_optimizer(opt, lr, params):
params = [param for param in params if param.requires_grad]
if opt == 'adam':
return Adam(params, lr=lr, betas=betas, weight_decay=gamma, eps=eps)
elif opt == 'sgd':
return SGD(params, lr=lr, momentum=momentum, weight_decay=gamma, nesterov=True)
elif opt == 'adamax':
return Adamax(params, lr=lr, betas=betas, weight_decay=gamma, eps=eps)
else:
raise ValueError('Unknown optimization algorithm: %s' % opt)
def generate_differentlr_bert_optimizer(lr, bert_lr, model):
no_decay = ['bias', 'LayerNorm.weight']
optimizer_grouped_parameters = [
{'params': [p for n, p in model.named_parameters() if 'bert_model' not in n]
} # ,
# {'params': [p for n, p in model.named_parameters() if 'bert_' in n],
# 'lr': bert_lr}
]
'''
optimizer_grouped_parameters = [
{'params': [p for n, p in model.named_parameters() if 'bert_model' not in n]},
#{'params': model.bert_model.parameters(), 'lr': bert_lr}
{'params': model.bert_morp_feature_embedd.parameters(), 'lr': bert_lr},
{'params': model.bert_word_feature_embedd.parameters(), 'lr': bert_lr}
]
'''
for n in optimizer_grouped_parameters:
print(n)
# optimizer=Adam(optimizer_grouped_parameters, lr=lr, betas=betas, weight_decay=gamma, eps=eps)
optimizer = BertAdam(optimizer_grouped_parameters, lr=lr, e=1e-8)
# scheduler = WarmupLinearSchedule(optimizer, warmup_steps=0, t_total=t_total)
return optimizer
def generate_old_bert_optimizer(t_total, bert_lr, model):
no_decay = ['bias', 'LayerNorm.weight']
optimizer_grouped_parameters = [
{'params': [p for n, p in model.named_parameters() if not any(nd in n for nd in no_decay)],
'weight_decay': gamma},
{'params': [p for n, p in model.named_parameters() if any(nd in n for nd in no_decay)], 'weight_decay': 0.0}
]
optimizer = BertAdam(optimizer_grouped_parameters, lr=bert_lr, e=1e-8)
# scheduler = WarmupLinearSchedule(optimizer, warmup_steps=0, t_total=t_total)
return optimizer
lr = learning_rate
# bert_lr = learning_rate
# optim = generate_optimizer(opt, lr, network.parameters())
if use_bert:
# optim =generate_differentlr_bert_optimizer(lr, lr, network)
optim = generate_old_bert_optimizer(len(data_train) * num_epochs, lr, network)
opt_info = 'opt: %s, ' % opt
if opt == 'adam':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
elif opt == 'sgd':
opt_info += 'momentum=%.2f' % momentum
elif opt == 'adamax':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
word_status = 'frozen' if freeze else 'fine tune'
char_status = 'enabled' if use_char else 'disabled'
pos_status = 'enabled' if use_pos else 'disabled'
logger.info("Embedding dim: word=%d (%s), char=%d (%s), pos=%d (%s)" % (word_dim, word_status, char_dim, char_status, pos_dim, pos_status))
logger.info("CNN: filter=%d, kernel=%d" % (num_filters, window))
logger.info("RNN: %s, num_layer=(%d, %d), input_dec=%d, hidden=%d, arc_space=%d, type_space=%d" % (mode, encoder_layers, decoder_layers, input_size_decoder, hidden_size, arc_space, type_space))
logger.info("train: cov: %.1f, (#data: %d, batch: %d, clip: %.2f, label_smooth: %.2f, unk_repl: %.2f)" % (cov, num_data, batch_size, clip, label_smooth, unk_replace))
logger.info("dropout(in, out, rnn): (%.2f, %.2f, %s)" % (p_in, p_out, p_rnn))
logger.info('prior order: %s, grand parent: %s, sibling: %s, ' % (prior_order, grandPar, sibling))
logger.info('skip connect: %s, beam: %d' % (skipConnect, beam))
logger.info(opt_info)
num_batches = int(num_data / batch_size + 1) # kwon
dev_ucorrect = 0.0
dev_lcorrect = 0.0
dev_ucomlpete_match = 0.0
dev_lcomplete_match = 0.0
dev_ucorrect_nopunc = 0.0
dev_lcorrect_nopunc = 0.0
dev_ucomlpete_match_nopunc = 0.0
dev_lcomplete_match_nopunc = 0.0
dev_root_correct = 0.0
best_epoch = 0
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_root_correct = 0.0
test_total = 0
test_total_nopunc = 0
test_total_inst = 0
test_total_root = 0
patient = 0
decay = 0
max_decay = args.max_decay
double_schedule_decay = args.double_schedule_decay
for epoch in range(1, num_epochs + 1):
print('Epoch %d (%s, optim: %s, learning rate=%.6f, eps=%.1e, decay rate=%.2f (schedule=%d, patient=%d, decay=%d (%d, %d))): ' % (
epoch, mode, opt, lr, eps, decay_rate, schedule, patient, decay, max_decay, double_schedule_decay))
train_err_arc_leaf = 0. # QUESTION: leaf and non-leaf?
train_err_arc_non_leaf = 0.
train_err_type_leaf = 0.
train_err_type_non_leaf = 0.
train_err_cov = 0.
train_total_leaf = 0.
train_total_non_leaf = 0.
start_time = time.time()
num_back = 0
network.train()
for batch in range(1, num_batches + 1):
# load data #bert2020 [boychaboy]
input_encoder, input_decoder = conllx_stacked_data.get_batch_stacked_variable(data_train, batch_size, pos_embedding, unk_replace=unk_replace, elmo = use_elmo, bert=use_bert)
if use_elmo:
word, char, pos, heads, types, masks_e, lengths_e, word_elmo, word_bert = input_encoder
else:
word, char, pos, heads, types, masks_e, lengths_e, word_bert = input_encoder
stacked_heads, children, sibling, stacked_types, skip_connect, masks_d, lengths_d = input_decoder
optim.zero_grad()
if use_elmo:
loss_arc_leaf, loss_arc_non_leaf, \
loss_type_leaf, loss_type_non_leaf, \
loss_cov, num_leaf, num_non_leaf = network.loss(word, char, pos, heads, stacked_heads, children, sibling, stacked_types, label_smooth, skip_connect=skip_connect, mask_e=masks_e, \
length_e=lengths_e, mask_d=masks_d, length_d=lengths_d, input_word_elmo = word_elmo, input_word_bert = word_bert)
else:
loss_arc_leaf, loss_arc_non_leaf, \
loss_type_leaf, loss_type_non_leaf, \
loss_cov, num_leaf, num_non_leaf = network.loss(word, char, pos, heads, stacked_heads, children, sibling, stacked_types, label_smooth, \
skip_connect=skip_connect, mask_e=masks_e, length_e=lengths_e, mask_d=masks_d, length_d=lengths_d, input_word_bert=word_bert)
loss_arc = loss_arc_leaf + loss_arc_non_leaf
loss_type = loss_type_leaf + loss_type_non_leaf
loss = loss_arc + loss_type + cov * loss_cov # cov is set to 0 by default
loss.backward()
clip_grad_norm_(network.parameters(), clip)
optim.step()
num_leaf = num_leaf.item()
num_non_leaf = num_non_leaf.item()
train_err_arc_leaf += loss_arc_leaf.item() * num_leaf
train_err_arc_non_leaf += loss_arc_non_leaf.item() * num_non_leaf
train_err_type_leaf += loss_type_leaf.item() * num_leaf
train_err_type_non_leaf += loss_type_non_leaf.item() * num_non_leaf
train_err_cov += loss_cov.item() * (num_leaf + num_non_leaf)
train_total_leaf += num_leaf
train_total_non_leaf += num_non_leaf
time_ave = (time.time() - start_time) / batch
time_left = (num_batches - batch) * time_ave
# update log
if batch % 10 == 0:
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
err_arc_leaf = train_err_arc_leaf / train_total_leaf
err_arc_non_leaf = train_err_arc_non_leaf / train_total_non_leaf
err_arc = err_arc_leaf + err_arc_non_leaf
err_type_leaf = train_err_type_leaf / train_total_leaf
err_type_non_leaf = train_err_type_non_leaf / train_total_non_leaf
err_type = err_type_leaf + err_type_non_leaf
err_cov = train_err_cov / (train_total_leaf + train_total_non_leaf)
err = err_arc + err_type + cov * err_cov
log_info = 'train: %d/%d loss (leaf, non_leaf): %.4f, arc: %.4f (%.4f, %.4f), type: %.4f (%.4f, %.4f), coverage: %.4f, time left (estimated): %.2fs' % (
batch, num_batches, err, err_arc, err_arc_leaf, err_arc_non_leaf, err_type, err_type_leaf, err_type_non_leaf, err_cov, time_left)
sys.stdout.write(log_info)
sys.stdout.flush()
num_back = len(log_info)
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
err_arc_leaf = train_err_arc_leaf / train_total_leaf
err_arc_non_leaf = train_err_arc_non_leaf / train_total_non_leaf
err_arc = err_arc_leaf + err_arc_non_leaf
err_type_leaf = train_err_type_leaf / train_total_leaf
err_type_non_leaf = train_err_type_non_leaf / train_total_non_leaf
err_type = err_type_leaf + err_type_non_leaf
err_cov = train_err_cov / (train_total_leaf + train_total_non_leaf)
err = err_arc + err_type + cov * err_cov
print('train: %d loss (leaf, non_leaf): %.4f, arc: %.4f (%.4f, %.4f), type: %.4f (%.4f, %.4f), coverage: %.4f, time: %.2fs' % (
num_batches, err, err_arc, err_arc_leaf, err_arc_non_leaf, err_type, err_type_leaf, err_type_non_leaf, err_cov, time.time() - start_time))
# evaluate performance on dev data
network.eval()
pred_filename = model_path + 'tmp/pred_dev%d' % (epoch)
pred_writer.start(pred_filename)
gold_filename = model_path + 'tmp/gold_dev%d' % (epoch)
gold_writer.start(gold_filename)
dev_ucorr = 0.0
dev_lcorr = 0.0
dev_total = 0
dev_ucomlpete = 0.0
dev_lcomplete = 0.0
dev_ucorr_nopunc = 0.0
dev_lcorr_nopunc = 0.0
dev_total_nopunc = 0
dev_ucomlpete_nopunc = 0.0
dev_lcomplete_nopunc = 0.0
dev_root_corr = 0.0
dev_total_root = 0.0
dev_total_inst = 0.0
for batch in conllx_stacked_data.iterate_batch_stacked_variable(data_dev, batch_size, pos_embedding, type='dev', elmo=use_elmo, bert=use_bert):
input_encoder, _ = batch
if use_elmo:
word, char, pos, heads, types, masks, lengths, word_elmo, word_bert = input_encoder
heads_pred, types_pred, _, _ = network.decode(word, char, pos, input_word_elmo=word_elmo, mask=masks,
length=lengths, beam=beam,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS, input_word_bert=word_bert)
else:
word, char, pos, heads, types, masks, lengths, word_bert = input_encoder
heads_pred, types_pred, _, _ = network.decode(word, char, pos, mask=masks, length=lengths, beam=beam,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS, input_word_bert=word_bert)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types, word_alphabet, pos_alphabet, lengths, punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
dev_ucorr += ucorr
dev_lcorr += lcorr
dev_total += total
dev_ucomlpete += ucm
dev_lcomplete += lcm
dev_ucorr_nopunc += ucorr_nopunc
dev_lcorr_nopunc += lcorr_nopunc
dev_total_nopunc += total_nopunc
dev_ucomlpete_nopunc += ucm_nopunc
dev_lcomplete_nopunc += lcm_nopunc
dev_root_corr += corr_root
dev_total_root += total_root
dev_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print('W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
dev_ucorr, dev_lcorr, dev_total, dev_ucorr * 100 / dev_total, dev_lcorr * 100 / dev_total, dev_ucomlpete * 100 / dev_total_inst, dev_lcomplete * 100 / dev_total_inst))
print('Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc, dev_ucorr_nopunc * 100 / dev_total_nopunc,
dev_lcorr_nopunc * 100 / dev_total_nopunc, dev_ucomlpete_nopunc * 100 / dev_total_inst, dev_lcomplete_nopunc * 100 / dev_total_inst))
print('Root: corr: %d, total: %d, acc: %.2f%%' % (dev_root_corr, dev_total_root, dev_root_corr * 100 / dev_total_root))
if dev_ucorrect_nopunc * 1.5 + dev_lcorrect_nopunc < dev_ucorr_nopunc * 1.5 + dev_lcorr_nopunc:
dev_ucorrect_nopunc = dev_ucorr_nopunc
dev_lcorrect_nopunc = dev_lcorr_nopunc
dev_ucomlpete_match_nopunc = dev_ucomlpete_nopunc
dev_lcomplete_match_nopunc = dev_lcomplete_nopunc
dev_ucorrect = dev_ucorr
dev_lcorrect = dev_lcorr
dev_ucomlpete_match = dev_ucomlpete
dev_lcomplete_match = dev_lcomplete
dev_root_correct = dev_root_corr
best_epoch = epoch
patient = 0
# torch.save(network, model_name)
torch.save(network.state_dict(), model_name)
# save embedding to txt
# FIXME format!
#with open(model_path + 'embedding.txt', 'w') as f:
# for word, idx in word_alphabet.items():
# embedding = network.word_embedd.weight[idx, :]
# f.write('{}\t{}\n'.format(word, embedding))
if test_path:
pred_filename = model_path + 'tmp/%spred_test%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = model_path + 'tmp/%sgold_test%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
for batch in conllx_stacked_data.iterate_batch_stacked_variable(data_test, batch_size, pos_embedding, type='dev'):
input_encoder, _ = batch
word, char, pos, heads, types, masks, lengths = input_encoder
heads_pred, types_pred, _, _ = network.decode(word, char, pos, mask=masks, length=lengths, beam=beam, leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types, word_alphabet, pos_alphabet, lengths, punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
else:
if dev_ucorr_nopunc * 100 / dev_total_nopunc < dev_ucorrect_nopunc * 100 / dev_total_nopunc - 5 or patient >= schedule:
# network = torch.load(model_name)
network.load_state_dict(torch.load(model_name))
lr = lr * decay_rate
if use_bert:
# optim = generate_differentlr_bert_optimizer(lr, lr, network)
optim = generate_old_bert_optimizer(len(data_train) * num_epochs, lr, network)
else:
optim = generate_optimizer(opt, lr, network.parameters())
patient = 0
decay += 1
if decay % double_schedule_decay == 0:
schedule *= 2
else:
patient += 1
print('----------------------------------------------------------------------------------------------------------------------------')
print('best dev W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
dev_ucorrect, dev_lcorrect, dev_total, dev_ucorrect * 100 / dev_total, dev_lcorrect * 100 / dev_total,
dev_ucomlpete_match * 100 / dev_total_inst, dev_lcomplete_match * 100 / dev_total_inst,
best_epoch))
print('best dev Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
dev_ucorrect_nopunc, dev_lcorrect_nopunc, dev_total_nopunc,
dev_ucorrect_nopunc * 100 / dev_total_nopunc, dev_lcorrect_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_match_nopunc * 100 / dev_total_inst, dev_lcomplete_match_nopunc * 100 / dev_total_inst,
best_epoch))
print('best dev Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' % (dev_root_correct, dev_total_root, dev_root_correct * 100 / dev_total_root, best_epoch))
print('----------------------------------------------------------------------------------------------------------------------------')
if test_path:
print('best test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 / test_total, test_lcorrect * 100 / test_total,
test_ucomlpete_match * 100 / test_total_inst, test_lcomplete_match * 100 / test_total_inst,
best_epoch))
print('best test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc * 100 / test_total_nopunc,
test_ucomlpete_match_nopunc * 100 / test_total_inst, test_lcomplete_match_nopunc * 100 / test_total_inst,
best_epoch))
print('best test Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' % (test_root_correct, test_total_root, test_root_correct * 100 / test_total_root, best_epoch))
print('============================================================================================================================')
if decay == max_decay:
break
def save_result():
result_path = model_name + '.result.txt'
best_dev_Punc = 'best dev W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
dev_ucorrect, dev_lcorrect, dev_total, dev_ucorrect * 100 / dev_total, dev_lcorrect * 100 / dev_total,
dev_ucomlpete_match * 100 / dev_total_inst, dev_lcomplete_match * 100 / dev_total_inst,
best_epoch)
best_dev_noPunc = 'best dev Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
dev_ucorrect_nopunc, dev_lcorrect_nopunc, dev_total_nopunc,
dev_ucorrect_nopunc * 100 / dev_total_nopunc, dev_lcorrect_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_match_nopunc * 100 / dev_total_inst, dev_lcomplete_match_nopunc * 100 / dev_total_inst,
best_epoch)
best_dev_Root = 'best dev Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' % (
dev_root_correct, dev_total_root, dev_root_correct * 100 / dev_total_root, best_epoch)
f = open(result_path, 'w', encoding="utf-8")
f.write(best_dev_Punc + '\n')
f.write(best_dev_noPunc + '\n')
f.write(best_dev_Root)
f.close()
save_result()
def main():
args_parser = argparse.ArgumentParser(
description='Tuning with graph-based parsing')
args_parser.add_argument('--seed',
type=int,
default=1234,
help='random seed for reproducibility')
args_parser.add_argument('--mode',
choices=['RNN', 'LSTM', 'GRU', 'FastLSTM'],
help='architecture of rnn',
required=True)
args_parser.add_argument('--num_epochs',
type=int,
default=1000,
help='Number of training epochs')
args_parser.add_argument('--batch_size',
type=int,
default=64,
help='Number of sentences in each batch')
args_parser.add_argument('--hidden_size',
type=int,
default=256,
help='Number of hidden units in RNN')
args_parser.add_argument('--arc_space',
type=int,
default=128,
help='Dimension of tag space')
args_parser.add_argument('--type_space',
type=int,
default=128,
help='Dimension of tag space')
args_parser.add_argument('--num_layers',
type=int,
default=1,
help='Number of layers of encoder.')
args_parser.add_argument('--num_filters',
type=int,
default=50,
help='Number of filters in CNN')
args_parser.add_argument('--pos',
action='store_true',
help='use part-of-speech embedding.')
args_parser.add_argument('--char',
action='store_true',
help='use character embedding and CNN.')
args_parser.add_argument('--pos_dim',
type=int,
default=50,
help='Dimension of POS embeddings')
args_parser.add_argument('--char_dim',
type=int,
default=50,
help='Dimension of Character embeddings')
args_parser.add_argument('--opt',
choices=['adam', 'sgd', 'adamax'],
help='optimization algorithm')
args_parser.add_argument('--objective',
choices=['cross_entropy', 'crf'],
default='cross_entropy',
help='objective function of training procedure.')
args_parser.add_argument('--decode',
choices=['mst', 'greedy'],
default='mst',
help='decoding algorithm')
args_parser.add_argument('--learning_rate',
type=float,
default=0.01,
help='Learning rate')
# args_parser.add_argument('--decay_rate', type=float, default=0.05, help='Decay rate of learning rate')
args_parser.add_argument('--clip',
type=float,
default=5.0,
help='gradient clipping')
args_parser.add_argument('--gamma',
type=float,
default=0.0,
help='weight for regularization')
args_parser.add_argument('--epsilon',
type=float,
default=1e-8,
help='epsilon for adam or adamax')
args_parser.add_argument('--p_rnn',
nargs='+',
type=float,
required=True,
help='dropout rate for RNN')
args_parser.add_argument('--p_in',
type=float,
default=0.33,
help='dropout rate for input embeddings')
args_parser.add_argument('--p_out',
type=float,
default=0.33,
help='dropout rate for output layer')
# args_parser.add_argument('--schedule', type=int, help='schedule for learning rate decay')
args_parser.add_argument(
'--unk_replace',
type=float,
default=0.,
help='The rate to replace a singleton word with UNK')
args_parser.add_argument('--punctuation',
nargs='+',
type=str,
help='List of punctuations')
args_parser.add_argument(
'--word_embedding',
choices=['word2vec', 'glove', 'senna', 'sskip', 'polyglot'],
help='Embedding for words',
required=True)
args_parser.add_argument('--word_path',
help='path for word embedding dict')
args_parser.add_argument(
'--freeze',
action='store_true',
help='frozen the word embedding (disable fine-tuning).')
args_parser.add_argument('--char_embedding',
choices=['random', 'polyglot'],
help='Embedding for characters',
required=True)
args_parser.add_argument('--char_path',
help='path for character embedding dict')
args_parser.add_argument(
'--train') # "data/POS-penn/wsj/split1/wsj1.train.original"
args_parser.add_argument(
'--dev') # "data/POS-penn/wsj/split1/wsj1.dev.original"
args_parser.add_argument(
'--test') # "data/POS-penn/wsj/split1/wsj1.test.original"
args_parser.add_argument('--vocab_path',
help='path for prebuilt alphabets.',
default=None)
args_parser.add_argument('--model_path',
help='path for saving model file.',
required=True)
args_parser.add_argument('--model_name',
help='name for saving model file.',
required=True)
#
args_parser.add_argument('--no_word',
action='store_true',
help='do not use word embedding.')
#
# lrate schedule with warmup in the first iter.
args_parser.add_argument('--use_warmup_schedule',
action='store_true',
help="Use warmup lrate schedule.")
args_parser.add_argument('--decay_rate',
type=float,
default=0.75,
help='Decay rate of learning rate')
args_parser.add_argument('--max_decay',
type=int,
default=9,
help='Number of decays before stop')
args_parser.add_argument('--schedule',
type=int,
help='schedule for learning rate decay')
args_parser.add_argument('--double_schedule_decay',
type=int,
default=5,
help='Number of decays to double schedule')
args_parser.add_argument(
'--check_dev',
type=int,
default=5,
help='Check development performance in every n\'th iteration')
# Tansformer encoder
args_parser.add_argument('--no_CoRNN',
action='store_true',
help='do not use context RNN.')
args_parser.add_argument(
'--trans_hid_size',
type=int,
default=1024,
help='#hidden units in point-wise feed-forward in transformer')
args_parser.add_argument(
'--d_k',
type=int,
default=64,
help='d_k for multi-head-attention in transformer encoder')
args_parser.add_argument(
'--d_v',
type=int,
default=64,
help='d_v for multi-head-attention in transformer encoder')
args_parser.add_argument('--multi_head_attn',
action='store_true',
help='use multi-head-attention.')
args_parser.add_argument('--num_head',
type=int,
default=8,
help='Value of h in multi-head attention')
# - positional
args_parser.add_argument(
'--enc_use_neg_dist',
action='store_true',
help="Use negative distance for enc's relational-distance embedding.")
args_parser.add_argument(
'--enc_clip_dist',
type=int,
default=0,
help="The clipping distance for relative position features.")
args_parser.add_argument('--position_dim',
type=int,
default=50,
help='Dimension of Position embeddings.')
args_parser.add_argument(
'--position_embed_num',
type=int,
default=200,
help=
'Minimum value of position embedding num, which usually is max-sent-length.'
)
args_parser.add_argument('--train_position',
action='store_true',
help='train positional encoding for transformer.')
#
args_parser.add_argument(
'--train_len_thresh',
type=int,
default=100,
help='In training, discard sentences longer than this.')
#
args = args_parser.parse_args()
# fix data-prepare seed
random.seed(1234)
np.random.seed(1234)
# model's seed
torch.manual_seed(args.seed)
logger = get_logger("GraphParser")
mode = args.mode
obj = args.objective
decoding = args.decode
train_path = args.train
dev_path = args.dev
test_path = args.test
model_path = args.model_path
model_name = args.model_name
num_epochs = args.num_epochs
batch_size = args.batch_size
hidden_size = args.hidden_size
arc_space = args.arc_space
type_space = args.type_space
num_layers = args.num_layers
num_filters = args.num_filters
learning_rate = args.learning_rate
opt = args.opt
momentum = 0.9
betas = (0.9, 0.9)
eps = args.epsilon
decay_rate = args.decay_rate
clip = args.clip
gamma = args.gamma
schedule = args.schedule
p_rnn = tuple(args.p_rnn)
p_in = args.p_in
p_out = args.p_out
unk_replace = args.unk_replace
punctuation = args.punctuation
freeze = args.freeze
word_embedding = args.word_embedding
word_path = args.word_path
use_char = args.char
char_embedding = args.char_embedding
char_path = args.char_path
use_pos = args.pos
pos_dim = args.pos_dim
word_dict, word_dim = utils.load_embedding_dict(word_embedding, word_path)
char_dict = None
char_dim = args.char_dim
if char_embedding != 'random':
char_dict, char_dim = utils.load_embedding_dict(
char_embedding, char_path)
#
vocab_path = args.vocab_path if args.vocab_path is not None else args.model_path
logger.info("Creating Alphabets")
alphabet_path = os.path.join(vocab_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
# todo(warn): exactly same for loading vocabs
word_alphabet, char_alphabet, pos_alphabet, type_alphabet, max_sent_length = conllx_data.create_alphabets(
alphabet_path,
train_path,
data_paths=[dev_path, test_path],
max_vocabulary_size=50000,
embedd_dict=word_dict)
max_sent_length = max(max_sent_length, args.position_embed_num)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
logger.info("Reading Data")
use_gpu = torch.cuda.is_available()
# ===== the reading
def _read_one(path, is_train):
lang_id = guess_language_id(path)
logger.info("Reading: guess that the language of file %s is %s." %
(path, lang_id))
one_data = conllx_data.read_data_to_variable(
path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=(not is_train),
symbolic_root=True,
lang_id=lang_id,
len_thresh=(args.train_len_thresh if is_train else 100000))
return one_data
data_train = _read_one(train_path, True)
num_data = sum(data_train[1])
data_dev = _read_one(dev_path, False)
data_test = _read_one(test_path, False)
# =====
punct_set = None
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" %
(len(punct_set), ' '.join(punct_set)))
def construct_word_embedding_table():
scale = np.sqrt(3.0 / word_dim)
table = np.empty([word_alphabet.size(), word_dim], dtype=np.float32)
table[conllx_data.UNK_ID, :] = np.zeros([1, word_dim]).astype(
np.float32) if freeze else np.random.uniform(
-scale, scale, [1, word_dim]).astype(np.float32)
oov = 0
for word, index in word_alphabet.items():
if word in word_dict:
embedding = word_dict[word]
elif word.lower() in word_dict:
embedding = word_dict[word.lower()]
else:
embedding = np.zeros([1, word_dim]).astype(
np.float32) if freeze else np.random.uniform(
-scale, scale, [1, word_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('word OOV: %d' % oov)
return torch.from_numpy(table)
def construct_char_embedding_table():
if char_dict is None:
return None
scale = np.sqrt(3.0 / char_dim)
table = np.empty([num_chars, char_dim], dtype=np.float32)
table[conllx_data.UNK_ID, :] = np.random.uniform(
-scale, scale, [1, char_dim]).astype(np.float32)
oov = 0
for char, index, in char_alphabet.items():
if char in char_dict:
embedding = char_dict[char]
else:
embedding = np.random.uniform(-scale, scale,
[1, char_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('character OOV: %d' % oov)
return torch.from_numpy(table)
word_table = construct_word_embedding_table()
char_table = construct_char_embedding_table()
window = 3
if obj == 'cross_entropy':
network = BiRecurrentConvBiAffine(
word_dim,
num_words,
char_dim,
num_chars,
pos_dim,
num_pos,
num_filters,
window,
mode,
hidden_size,
num_layers,
num_types,
arc_space,
type_space,
embedd_word=word_table,
embedd_char=char_table,
p_in=p_in,
p_out=p_out,
p_rnn=p_rnn,
biaffine=True,
pos=use_pos,
char=use_char,
train_position=args.train_position,
use_con_rnn=(not args.no_CoRNN),
trans_hid_size=args.trans_hid_size,
d_k=args.d_k,
d_v=args.d_v,
multi_head_attn=args.multi_head_attn,
num_head=args.num_head,
enc_use_neg_dist=args.enc_use_neg_dist,
enc_clip_dist=args.enc_clip_dist,
position_dim=args.position_dim,
max_sent_length=max_sent_length,
use_gpu=use_gpu,
no_word=args.no_word)
elif obj == 'crf':
raise NotImplementedError
else:
raise RuntimeError('Unknown objective: %s' % obj)
def save_args():
arg_path = model_name + '.arg.json'
arguments = [
word_dim, num_words, char_dim, num_chars, pos_dim, num_pos,
num_filters, window, mode, hidden_size, num_layers, num_types,
arc_space, type_space
]
kwargs = {
'p_in': p_in,
'p_out': p_out,
'p_rnn': p_rnn,
'biaffine': True,
'pos': use_pos,
'char': use_char,
'train_position': args.train_position,
'use_con_rnn': (not args.no_CoRNN),
'trans_hid_size': args.trans_hid_size,
'd_k': args.d_k,
'd_v': args.d_v,
'multi_head_attn': args.multi_head_attn,
'num_head': args.num_head,
'enc_use_neg_dist': args.enc_use_neg_dist,
'enc_clip_dist': args.enc_clip_dist,
'position_dim': args.position_dim,
'max_sent_length': max_sent_length,
'no_word': args.no_word
}
json.dump({
'args': arguments,
'kwargs': kwargs
},
open(arg_path, 'w'),
indent=4)
if freeze:
network.word_embedd.freeze()
if use_gpu:
network.cuda()
save_args()
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
def generate_optimizer(opt, lr, params):
params = filter(lambda param: param.requires_grad, params)
if opt == 'adam':
return Adam(params,
lr=lr,
betas=betas,
weight_decay=gamma,
eps=eps)
elif opt == 'sgd':
return SGD(params,
lr=lr,
momentum=momentum,
weight_decay=gamma,
nesterov=True)
elif opt == 'adamax':
return Adamax(params,
lr=lr,
betas=betas,
weight_decay=gamma,
eps=eps)
else:
raise ValueError('Unknown optimization algorithm: %s' % opt)
lr = learning_rate
optim = generate_optimizer(opt, lr, network.parameters())
opt_info = 'opt: %s, ' % opt
if opt == 'adam':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
elif opt == 'sgd':
opt_info += 'momentum=%.2f' % momentum
elif opt == 'adamax':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
word_status = 'frozen' if freeze else 'fine tune'
char_status = 'enabled' if use_char else 'disabled'
pos_status = 'enabled' if use_pos else 'disabled'
logger.info(
"Embedding dim: word=%d (%s), char=%d (%s), pos=%d (%s)" %
(word_dim, word_status, char_dim, char_status, pos_dim, pos_status))
logger.info("CNN: filter=%d, kernel=%d" % (num_filters, window))
logger.info(
"RNN: %s, num_layer=%d, hidden=%d, arc_space=%d, type_space=%d" %
(mode, num_layers, hidden_size, arc_space, type_space))
logger.info(
"train: obj: %s, l2: %f, (#data: %d, batch: %d, clip: %.2f, unk replace: %.2f)"
% (obj, gamma, num_data, batch_size, clip, unk_replace))
logger.info("dropout(in, out, rnn): (%.2f, %.2f, %s)" %
(p_in, p_out, p_rnn))
logger.info("decoding algorithm: %s" % decoding)
logger.info(opt_info)
num_batches = num_data / batch_size + 1
dev_ucorrect = 0.0
dev_lcorrect = 0.0
dev_ucomlpete_match = 0.0
dev_lcomplete_match = 0.0
dev_ucorrect_nopunc = 0.0
dev_lcorrect_nopunc = 0.0
dev_ucomlpete_match_nopunc = 0.0
dev_lcomplete_match_nopunc = 0.0
dev_root_correct = 0.0
best_epoch = 0
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_root_correct = 0.0
test_total = 0
test_total_nopunc = 0
test_total_inst = 0
test_total_root = 0
if decoding == 'greedy':
decode = network.decode
elif decoding == 'mst':
decode = network.decode_mst
else:
raise ValueError('Unknown decoding algorithm: %s' % decoding)
patient = 0
decay = 0
max_decay = args.max_decay
double_schedule_decay = args.double_schedule_decay
# lrate schedule
step_num = 0
use_warmup_schedule = args.use_warmup_schedule
warmup_factor = (lr + 0.) / num_batches
if use_warmup_schedule:
logger.info("Use warmup lrate for the first epoch, from 0 up to %s." %
(lr, ))
#
for epoch in range(1, num_epochs + 1):
print(
'Epoch %d (%s, optim: %s, learning rate=%.6f, eps=%.1e, decay rate=%.2f (schedule=%d, patient=%d, decay=%d)): '
%
(epoch, mode, opt, lr, eps, decay_rate, schedule, patient, decay))
train_err = 0.
train_err_arc = 0.
train_err_type = 0.
train_total = 0.
start_time = time.time()
num_back = 0
network.train()
for batch in range(1, num_batches + 1):
# lrate schedule (before each step)
step_num += 1
if use_warmup_schedule and epoch <= 1:
cur_lrate = warmup_factor * step_num
# set lr
for param_group in optim.param_groups:
param_group['lr'] = cur_lrate
#
word, char, pos, heads, types, masks, lengths = conllx_data.get_batch_variable(
data_train, batch_size, unk_replace=unk_replace)
optim.zero_grad()
loss_arc, loss_type = network.loss(word,
char,
pos,
heads,
types,
mask=masks,
length=lengths)
loss = loss_arc + loss_type
loss.backward()
clip_grad_norm(network.parameters(), clip)
optim.step()
num_inst = word.size(
0) if obj == 'crf' else masks.data.sum() - word.size(0)
train_err += loss.data[0] * num_inst
train_err_arc += loss_arc.data[0] * num_inst
train_err_type += loss_type.data[0] * num_inst
train_total += num_inst
time_ave = (time.time() - start_time) / batch
time_left = (num_batches - batch) * time_ave
# update log
if batch % 10 == 0:
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
log_info = 'train: %d/%d loss: %.4f, arc: %.4f, type: %.4f, time left: %.2fs' % (
batch, num_batches, train_err / train_total, train_err_arc
/ train_total, train_err_type / train_total, time_left)
sys.stdout.write(log_info)
sys.stdout.flush()
num_back = len(log_info)
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
print(
'train: %d loss: %.4f, arc: %.4f, type: %.4f, time: %.2fs' %
(num_batches, train_err / train_total, train_err_arc / train_total,
train_err_type / train_total, time.time() - start_time))
################################################################################################
if epoch % args.check_dev != 0:
continue
# evaluate performance on dev data
network.eval()
pred_filename = 'tmp/%spred_dev%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_dev%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
dev_ucorr = 0.0
dev_lcorr = 0.0
dev_total = 0
dev_ucomlpete = 0.0
dev_lcomplete = 0.0
dev_ucorr_nopunc = 0.0
dev_lcorr_nopunc = 0.0
dev_total_nopunc = 0
dev_ucomlpete_nopunc = 0.0
dev_lcomplete_nopunc = 0.0
dev_root_corr = 0.0
dev_total_root = 0.0
dev_total_inst = 0.0
for batch in conllx_data.iterate_batch_variable(data_dev, batch_size):
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(
word,
char,
pos,
mask=masks,
length=lengths,
leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(word,
pos,
heads,
types,
lengths,
symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
dev_ucorr += ucorr
dev_lcorr += lcorr
dev_total += total
dev_ucomlpete += ucm
dev_lcomplete += lcm
dev_ucorr_nopunc += ucorr_nopunc
dev_lcorr_nopunc += lcorr_nopunc
dev_total_nopunc += total_nopunc
dev_ucomlpete_nopunc += ucm_nopunc
dev_lcomplete_nopunc += lcm_nopunc
dev_root_corr += corr_root
dev_total_root += total_root
dev_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print(
'W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (dev_ucorr, dev_lcorr, dev_total, dev_ucorr * 100 / dev_total,
dev_lcorr * 100 / dev_total, dev_ucomlpete * 100 /
dev_total_inst, dev_lcomplete * 100 / dev_total_inst))
print(
'Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc,
dev_ucorr_nopunc * 100 / dev_total_nopunc, dev_lcorr_nopunc *
100 / dev_total_nopunc, dev_ucomlpete_nopunc * 100 /
dev_total_inst, dev_lcomplete_nopunc * 100 / dev_total_inst))
print('Root: corr: %d, total: %d, acc: %.2f%%' %
(dev_root_corr, dev_total_root,
dev_root_corr * 100 / dev_total_root))
if dev_lcorrect_nopunc < dev_lcorr_nopunc or (
dev_lcorrect_nopunc == dev_lcorr_nopunc
and dev_ucorrect_nopunc < dev_ucorr_nopunc):
dev_ucorrect_nopunc = dev_ucorr_nopunc
dev_lcorrect_nopunc = dev_lcorr_nopunc
dev_ucomlpete_match_nopunc = dev_ucomlpete_nopunc
dev_lcomplete_match_nopunc = dev_lcomplete_nopunc
dev_ucorrect = dev_ucorr
dev_lcorrect = dev_lcorr
dev_ucomlpete_match = dev_ucomlpete
dev_lcomplete_match = dev_lcomplete
dev_root_correct = dev_root_corr
best_epoch = epoch
patient = 0
# torch.save(network, model_name)
torch.save(network.state_dict(), model_name)
pred_filename = 'tmp/%spred_test%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_test%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
for batch in conllx_data.iterate_batch_variable(
data_test, batch_size):
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(
word,
char,
pos,
mask=masks,
length=lengths,
leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(word,
pos,
heads,
types,
lengths,
symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
else:
if dev_ucorr_nopunc * 100 / dev_total_nopunc < dev_ucorrect_nopunc * 100 / dev_total_nopunc - 5 or patient >= schedule:
# network = torch.load(model_name)
network.load_state_dict(torch.load(model_name))
lr = lr * decay_rate
optim = generate_optimizer(opt, lr, network.parameters())
if decoding == 'greedy':
decode = network.decode
elif decoding == 'mst':
decode = network.decode_mst
else:
raise ValueError('Unknown decoding algorithm: %s' %
decoding)
patient = 0
decay += 1
if decay % double_schedule_decay == 0:
schedule *= 2
else:
patient += 1
print(
'----------------------------------------------------------------------------------------------------------------------------'
)
print(
'best dev W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (dev_ucorrect, dev_lcorrect, dev_total,
dev_ucorrect * 100 / dev_total, dev_lcorrect * 100 / dev_total,
dev_ucomlpete_match * 100 / dev_total_inst,
dev_lcomplete_match * 100 / dev_total_inst, best_epoch))
print(
'best dev Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (dev_ucorrect_nopunc, dev_lcorrect_nopunc, dev_total_nopunc,
dev_ucorrect_nopunc * 100 / dev_total_nopunc,
dev_lcorrect_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_match_nopunc * 100 / dev_total_inst,
dev_lcomplete_match_nopunc * 100 / dev_total_inst, best_epoch))
print('best dev Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' %
(dev_root_correct, dev_total_root,
dev_root_correct * 100 / dev_total_root, best_epoch))
print(
'----------------------------------------------------------------------------------------------------------------------------'
)
print(
'best test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 /
test_total, test_lcorrect * 100 / test_total,
test_ucomlpete_match * 100 / test_total_inst,
test_lcomplete_match * 100 / test_total_inst, best_epoch))
print(
'best test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
%
(test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc,
test_lcorrect_nopunc * 100 / test_total_nopunc,
test_ucomlpete_match_nopunc * 100 / test_total_inst,
test_lcomplete_match_nopunc * 100 / test_total_inst, best_epoch))
print('best test Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' %
(test_root_correct, test_total_root,
test_root_correct * 100 / test_total_root, best_epoch))
print(
'============================================================================================================================'
)
if decay == max_decay:
break
def stackptr(model_path, model_name, test_path, punct_set, use_gpu, logger, args):
pos_embedding = args.pos_embedding
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
word_alphabet, char_alphabet, pos_alphabet, type_alphabet = conllx_stacked_data.create_alphabets\
(alphabet_path,None, pos_embedding,data_paths=[None, None], max_vocabulary_size=50000, embedd_dict=None)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
beam = args.beam
ordered = args.ordered
use_bert = args.bert
bert_path = args.bert_path
bert_feature_dim = args.bert_feature_dim
if use_bert:
etri_test_path = args.etri_test
else:
etri_test_path = None
def load_model_arguments_from_json():
arguments = json.load(open(arg_path, 'r'))
return arguments['args'], arguments['kwargs']
arg_path = model_name + '.arg.json'
args, kwargs = load_model_arguments_from_json()
prior_order = kwargs['prior_order']
logger.info('use gpu: %s, beam: %d, order: %s (%s)' % (use_gpu, beam, prior_order, ordered))
data_test = conllx_stacked_data.read_stacked_data_to_variable(test_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, pos_embedding,
use_gpu=use_gpu, volatile=True, prior_order=prior_order, is_test=False,
bert=use_bert, etri_path=etri_test_path)
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet, pos_embedding)
logger.info('model: %s' % model_name)
word_path = os.path.join(model_path, 'embedding.txt')
word_dict, word_dim = utils.load_embedding_dict('NNLM', word_path)
def get_embedding_table():
table = np.empty([len(word_dict), word_dim])
for idx,(word, embedding) in enumerate(word_dict.items()):
try:
table[idx, :] = embedding
except:
print(word)
return torch.from_numpy(table)
def construct_word_embedding_table():
scale = np.sqrt(3.0 / word_dim)
table = np.empty([word_alphabet.size(), word_dim], dtype=np.float32)
table[conllx_stacked_data.UNK_ID, :] = np.random.uniform(-scale, scale, [1, word_dim]).astype(np.float32)
oov = 0
for word, index in list(word_alphabet.items()):
if word in word_dict:
embedding = word_dict[word]
elif word.lower() in word_dict:
embedding = word_dict[word.lower()]
else:
embedding = np.random.uniform(-scale, scale, [1, word_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('word OOV: %d' % oov)
return torch.from_numpy(table)
# word_table = get_embedding_table()
word_table = construct_word_embedding_table()
# kwargs['embedd_word'] = word_table
# args[1] = len(word_dict) # word_dim
network = StackPtrNet(*args, **kwargs, bert=use_bert, bert_path=bert_path, bert_feature_dim=bert_feature_dim)
network.load_state_dict(torch.load(model_name))
"""
model_dict = network.state_dict()
pretrained_dict = torch.load(model_name)
model_dict.update({k:v for k,v in list(pretrained_dict.items())
if k != 'word_embedd.weight'})
network.load_state_dict(model_dict)
"""
if use_gpu:
network.cuda()
else:
network.cpu()
network.eval()
if not ordered:
pred_writer.start(model_path + '/inference.txt')
else:
pred_writer.start(model_path + '/RL_B[test].txt')
sent = 1
dev_ucorr_nopunc = 0.0
dev_lcorr_nopunc = 0.0
dev_total_nopunc = 0
dev_ucomlpete_nopunc = 0.0
dev_lcomplete_nopunc = 0.0
dev_total_inst = 0.0
sys.stdout.write('Start!\n')
start_time = time.time()
for batch in conllx_stacked_data.iterate_batch_stacked_variable(data_test, 1, pos_embedding, type='dev', bert=use_bert):
if sent % 100 == 0:
####
print('Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc, dev_ucorr_nopunc * 100 / dev_total_nopunc,
dev_lcorr_nopunc * 100 / dev_total_nopunc, dev_ucomlpete_nopunc * 100 / dev_total_inst,
dev_lcomplete_nopunc * 100 / dev_total_inst))
sys.stdout.write('[%d/%d]\n' %(sent, int(data_test[2][0])))
####
sys.stdout.flush()
sent += 1
input_encoder, input_decoder = batch
word, char, pos, heads, types, masks_e, lengths, word_bert = input_encoder
stacked_heads, children, sibling, stacked_types, skip_connect, previous, nexts, masks_d, lengths_d = input_decoder
heads_pred, types_pred, _, _ = network.decode(word, char, pos, previous, nexts, stacked_heads, mask_e=masks_e, mask_d=masks_d,
length=lengths, beam=beam, leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS, input_word_bert=word_bert)
"""
stacked_heads = stacked_heads.data
children = children.data
stacked_types = stacked_types.data
children_pred = torch.from_numpy(children_pred).long()
stacked_types_pred = torch.from_numpy(stacked_types_pred).long()
if use_gpu:
children_pred = children_pred.cuda()
stacked_types_pred = stacked_types_pred.cuda()
"""
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.test_write(word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
###########
stats, stats_nopunc, _, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types,
word_alphabet, pos_alphabet, lengths,
punct_set=punct_set, symbolic_root=True)
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
dev_ucorr_nopunc += ucorr_nopunc
dev_lcorr_nopunc += lcorr_nopunc
dev_total_nopunc += total_nopunc
dev_ucomlpete_nopunc += ucm_nopunc
dev_lcomplete_nopunc += lcm_nopunc
dev_total_inst += num_inst
end_time = time.time()
################
pred_writer.close()
print('\nFINISHED!!\n', end_time - start_time)
print('Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc, dev_ucorr_nopunc * 100 / dev_total_nopunc,
dev_lcorr_nopunc * 100 / dev_total_nopunc, dev_ucomlpete_nopunc * 100 / dev_total_inst,
dev_lcomplete_nopunc * 100 / dev_total_inst))
def main():
args_parser = argparse.ArgumentParser(description='Tuning with graph-based parsing')
args_parser.add_argument('--mode', choices=['RNN', 'LSTM', 'GRU', 'FastLSTM'],
help='architecture of rnn', required=True)
args_parser.add_argument('--num_epochs', type=int, default=200, help='Number of training epochs')
args_parser.add_argument('--batch_size', type=int, default=64, help='Number of sentences in each batch')
args_parser.add_argument('--hidden_size', type=int, default=256, help='Number of hidden units in RNN')
args_parser.add_argument('--arc_space', type=int, default=128, help='Dimension of tag space')
args_parser.add_argument('--type_space', type=int, default=128, help='Dimension of tag space')
args_parser.add_argument('--num_layers', type=int, default=1, help='Number of layers of RNN')
args_parser.add_argument('--num_filters', type=int, default=50, help='Number of filters in CNN')
args_parser.add_argument('--pos', action='store_true', help='use part-of-speech embedding.')
args_parser.add_argument('--pos_dim', type=int, default=50, help='Dimension of POS embeddings')
args_parser.add_argument('--char_dim', type=int, default=50, help='Dimension of Character embeddings')
args_parser.add_argument('--objective', choices=['cross_entropy', 'crf'], default='cross_entropy',
help='objective function of training procedure.')
args_parser.add_argument('--decode', choices=['mst', 'greedy'], help='decoding algorithm', required=True)
args_parser.add_argument('--learning_rate', type=float, default=0.01, help='Learning rate')
args_parser.add_argument('--decay_rate', type=float, default=0.05, help='Decay rate of learning rate')
args_parser.add_argument('--gamma', type=float, default=0.0, help='weight for regularization')
args_parser.add_argument('--p_rnn', nargs=2, type=float, required=True, help='dropout rate for RNN')
args_parser.add_argument('--p_in', type=float, default=0.33, help='dropout rate for input embeddings')
args_parser.add_argument('--p_out', type=float, default=0.33, help='dropout rate for output layer')
args_parser.add_argument('--schedule', type=int, help='schedule for learning rate decay')
args_parser.add_argument('--unk_replace', type=float, default=0.,
help='The rate to replace a singleton word with UNK')
args_parser.add_argument('--punctuation', nargs='+', type=str, help='List of punctuations')
args_parser.add_argument('--word_embedding', choices=['glove', 'senna', 'sskip', 'polyglot'],
help='Embedding for words', required=True)
args_parser.add_argument('--word_path', help='path for word embedding dict')
args_parser.add_argument('--char_embedding', choices=['random', 'polyglot'], help='Embedding for characters',
required=True)
args_parser.add_argument('--char_path', help='path for character embedding dict')
args_parser.add_argument('--train') # "data/POS-penn/wsj/split1/wsj1.train.original"
args_parser.add_argument('--dev') # "data/POS-penn/wsj/split1/wsj1.dev.original"
args_parser.add_argument('--test') # "data/POS-penn/wsj/split1/wsj1.test.original"
args_parser.add_argument('--model_path', help='path for saving model file.', required=True)
args = args_parser.parse_args()
print("*** Model UID: %s ***" % uid)
logger = get_logger("GraphParser")
mode = args.mode
obj = args.objective
decoding = args.decode
train_path = args.train
dev_path = args.dev
test_path = args.test
model_path = args.model_path
num_epochs = args.num_epochs
batch_size = args.batch_size
hidden_size = args.hidden_size
arc_space = args.arc_space
type_space = args.type_space
num_layers = args.num_layers
num_filters = args.num_filters
learning_rate = args.learning_rate
momentum = 0.9
betas = (0.9, 0.9)
decay_rate = args.decay_rate
gamma = args.gamma
schedule = args.schedule
p_rnn = tuple(args.p_rnn)
p_in = args.p_in
p_out = args.p_out
unk_replace = args.unk_replace
punctuation = args.punctuation
word_embedding = args.word_embedding
word_path = args.word_path
char_embedding = args.char_embedding
char_path = args.char_path
use_pos = args.pos
pos_dim = args.pos_dim
word_dict, word_dim = utils.load_embedding_dict(word_embedding, word_path)
char_dict = None
char_dim = args.char_dim
if char_embedding != 'random':
char_dict, char_dim = utils.load_embedding_dict(char_embedding, char_path)
logger.info("Creating Alphabets")
alphabet_path = os.path.join(model_path, 'alphabets/')
word_alphabet, char_alphabet, pos_alphabet, type_alphabet = conllx_data.create_alphabets(alphabet_path, train_path, data_paths=[dev_path, test_path],
max_vocabulary_size=50000, embedd_dict=word_dict)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
logger.info("Reading Data")
use_gpu = torch.cuda.is_available()
data_train = conllx_data.read_data_to_variable(train_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, use_gpu=use_gpu, symbolic_root=True)
# data_train = conllx_data.read_data(train_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
# num_data = sum([len(bucket) for bucket in data_train])
num_data = sum(data_train[1])
data_dev = conllx_data.read_data_to_variable(dev_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, use_gpu=use_gpu, volatile=True, symbolic_root=True)
data_test = conllx_data.read_data_to_variable(test_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, use_gpu=use_gpu, volatile=True, symbolic_root=True)
punct_set = None
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" % (len(punct_set), ' '.join(punct_set)))
def construct_word_embedding_table():
scale = np.sqrt(3.0 / word_dim)
table = np.empty([word_alphabet.size(), word_dim], dtype=np.float32)
table[conllx_data.UNK_ID, :] = np.random.uniform(-scale, scale, [1, word_dim]).astype(np.float32)
oov = 0
for word, index in word_alphabet.items():
if word in word_dict:
embedding = word_dict[word]
elif word.lower() in word_dict:
embedding = word_dict[word.lower()]
else:
embedding = np.random.uniform(-scale, scale, [1, word_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('word OOV: %d' % oov)
return torch.from_numpy(table)
def construct_char_embedding_table():
if char_dict is None:
return None
scale = np.sqrt(3.0 / char_dim)
table = np.empty([num_chars, char_dim], dtype=np.float32)
table[conllx_data.UNK_ID, :] = np.random.uniform(-scale, scale, [1, char_dim]).astype(np.float32)
oov = 0
for char, index, in char_alphabet.items():
if char in char_dict:
embedding = char_dict[char]
else:
embedding = np.random.uniform(-scale, scale, [1, char_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('character OOV: %d' % oov)
return torch.from_numpy(table)
word_table = construct_word_embedding_table()
char_table = construct_char_embedding_table()
window = 3
if obj == 'cross_entropy':
network = BiRecurrentConvBiAffine(word_dim, num_words,
char_dim, num_chars,
pos_dim, num_pos,
num_filters, window,
mode, hidden_size, num_layers,
num_types, arc_space, type_space,
embedd_word=word_table, embedd_char=char_table,
p_in=p_in, p_out=p_out, p_rnn=p_rnn, biaffine=True, pos=use_pos)
elif obj == 'crf':
raise NotImplementedError
else:
raise RuntimeError('Unknown objective: %s' % obj)
if use_gpu:
network.cuda()
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
adam_epochs = 50
adam_rate = 0.001
if adam_epochs > 0:
lr = adam_rate
opt = 'adam'
optim = Adam(network.parameters(), lr=adam_rate, betas=betas, weight_decay=gamma)
else:
opt = 'sgd'
lr = learning_rate
optim = SGD(network.parameters(), lr=lr, momentum=momentum, weight_decay=gamma, nesterov=True)
logger.info("Embedding dim: word=%d, char=%d, pos=%d (%s)" % (word_dim, char_dim, pos_dim, use_pos))
logger.info("Network: %s, num_layer=%d, hidden=%d, filter=%d, arc_space=%d, type_space=%d" % (
mode, num_layers, hidden_size, num_filters, arc_space, type_space))
logger.info("train: obj: %s, l2: %f, (#data: %d, batch: %d, dropout(in, out, rnn): (%.2f, %.2f, %s), unk replace: %.2f)" % (
obj, gamma, num_data, batch_size, p_in, p_out, p_rnn, unk_replace))
logger.info("decoding algorithm: %s" % decoding)
num_batches = num_data / batch_size + 1
dev_ucorrect = 0.0
dev_lcorrect = 0.0
dev_ucomlpete_match = 0.0
dev_lcomplete_match = 0.0
dev_ucorrect_nopunc = 0.0
dev_lcorrect_nopunc = 0.0
dev_ucomlpete_match_nopunc = 0.0
dev_lcomplete_match_nopunc = 0.0
dev_root_correct = 0.0
best_epoch = 0
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_root_correct = 0.0
test_total = 0
test_total_nopunc = 0
test_total_inst = 0
test_total_root = 0
if decoding == 'greedy':
decode = network.decode
elif decoding == 'mst':
decode = network.decode_mst
else:
raise ValueError('Unknown decoding algorithm: %s' % decoding)
for epoch in range(1, num_epochs + 1):
print('Epoch %d (%s, optim: %s, learning rate=%.4f, decay rate=%.4f (schedule=%d)): ' % (
epoch, mode, opt, lr, decay_rate, schedule))
train_err = 0.
train_err_arc = 0.
train_err_type = 0.
train_total = 0.
start_time = time.time()
num_back = 0
network.train()
for batch in range(1, num_batches + 1):
word, char, pos, heads, types, masks, lengths = conllx_data.get_batch_variable(data_train, batch_size,
unk_replace=unk_replace)
optim.zero_grad()
loss_arc, loss_type = network.loss(word, char, pos, heads, types, mask=masks, length=lengths)
loss = loss_arc + loss_type
loss.backward()
optim.step()
num_inst = word.size(0) if obj == 'crf' else masks.data.sum() - word.size(0)
train_err += loss.data[0] * num_inst
train_err_arc += loss_arc.data[0] * num_inst
train_err_type += loss_type.data[0] * num_inst
train_total += num_inst
time_ave = (time.time() - start_time) / batch
time_left = (num_batches - batch) * time_ave
# update log
if batch % 10 == 0:
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
log_info = 'train: %d/%d loss: %.4f, arc: %.4f, type: %.4f, time left (estimated): %.2fs' % (
batch, num_batches, train_err / train_total,
train_err_arc / train_total, train_err_type / train_total, time_left)
sys.stdout.write(log_info)
sys.stdout.flush()
num_back = len(log_info)
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
print('train: %d loss: %.4f, arc: %.4f, type: %.4f, time: %.2fs' % (
num_batches, train_err / train_total, train_err_arc / train_total, train_err_type / train_total,
time.time() - start_time))
# evaluate performance on dev data
network.eval()
pred_filename = 'tmp/%spred_dev%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_dev%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
print('[%s] Epoch %d complete' % (time.strftime("%Y-%m-%d %H:%M:%S"), epoch))
dev_ucorr = 0.0
dev_lcorr = 0.0
dev_total = 0
dev_ucomlpete = 0.0
dev_lcomplete = 0.0
dev_ucorr_nopunc = 0.0
dev_lcorr_nopunc = 0.0
dev_total_nopunc = 0
dev_ucomlpete_nopunc = 0.0
dev_lcomplete_nopunc = 0.0
dev_root_corr = 0.0
dev_total_root = 0.0
dev_total_inst = 0.0
for batch in conllx_data.iterate_batch_variable(data_dev, batch_size):
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(word, char, pos, mask=masks, length=lengths, leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types, word_alphabet, pos_alphabet, lengths, punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
dev_ucorr += ucorr
dev_lcorr += lcorr
dev_total += total
dev_ucomlpete += ucm
dev_lcomplete += lcm
dev_ucorr_nopunc += ucorr_nopunc
dev_lcorr_nopunc += lcorr_nopunc
dev_total_nopunc += total_nopunc
dev_ucomlpete_nopunc += ucm_nopunc
dev_lcomplete_nopunc += lcm_nopunc
dev_root_corr += corr_root
dev_total_root += total_root
dev_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print('W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
dev_ucorr, dev_lcorr, dev_total, dev_ucorr * 100 / dev_total, dev_lcorr * 100 / dev_total,
dev_ucomlpete * 100 / dev_total_inst, dev_lcomplete * 100 / dev_total_inst))
print('Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc, dev_ucorr_nopunc * 100 / dev_total_nopunc,
dev_lcorr_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_nopunc * 100 / dev_total_inst, dev_lcomplete_nopunc * 100 / dev_total_inst))
print('Root: corr: %d, total: %d, acc: %.2f%%' %(
dev_root_corr, dev_total_root, dev_root_corr * 100 / dev_total_root))
if dev_ucorrect_nopunc <= dev_ucorr_nopunc:
dev_ucorrect_nopunc = dev_ucorr_nopunc
dev_lcorrect_nopunc = dev_lcorr_nopunc
dev_ucomlpete_match_nopunc = dev_ucomlpete_nopunc
dev_lcomplete_match_nopunc = dev_lcomplete_nopunc
dev_ucorrect = dev_ucorr
dev_lcorrect = dev_lcorr
dev_ucomlpete_match = dev_ucomlpete
dev_lcomplete_match = dev_lcomplete
dev_root_correct = dev_root_corr
best_epoch = epoch
pred_filename = 'tmp/%spred_test%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_test%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
for batch in conllx_data.iterate_batch_variable(data_test, batch_size):
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(word, char, pos, mask=masks, length=lengths, leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types, word_alphabet, pos_alphabet, lengths, punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print('----------------------------------------------------------------------------------------------------------------------------')
print('best dev W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
dev_ucorrect, dev_lcorrect, dev_total, dev_ucorrect * 100 / dev_total, dev_lcorrect * 100 / dev_total,
dev_ucomlpete_match * 100 / dev_total_inst, dev_lcomplete_match * 100 / dev_total_inst,
best_epoch))
print('best dev Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
dev_ucorrect_nopunc, dev_lcorrect_nopunc, dev_total_nopunc,
dev_ucorrect_nopunc * 100 / dev_total_nopunc, dev_lcorrect_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_match_nopunc * 100 / dev_total_inst, dev_lcomplete_match_nopunc * 100 / dev_total_inst,
best_epoch))
print('best dev Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' % (
dev_root_correct, dev_total_root, dev_root_correct * 100 / dev_total_root, best_epoch))
print('----------------------------------------------------------------------------------------------------------------------------')
print('best test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 / test_total, test_lcorrect * 100 / test_total,
test_ucomlpete_match * 100 / test_total_inst, test_lcomplete_match * 100 / test_total_inst,
best_epoch))
print('best test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc * 100 / test_total_nopunc,
test_ucomlpete_match_nopunc * 100 / test_total_inst, test_lcomplete_match_nopunc * 100 / test_total_inst,
best_epoch))
print('best test Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' % (
test_root_correct, test_total_root, test_root_correct * 100 / test_total_root, best_epoch))
print('============================================================================================================================')
if epoch % schedule == 0:
# lr = lr * decay_rate
if epoch < adam_epochs:
opt = 'adam'
lr = adam_rate / (1.0 + epoch * decay_rate)
optim = Adam(network.parameters(), lr=lr, betas=betas, weight_decay=gamma)
else:
opt = 'sgd'
lr = learning_rate / (1.0 + (epoch - adam_epochs) * decay_rate)
optim = SGD(network.parameters(), lr=lr, momentum=momentum, weight_decay=gamma, nesterov=True)
def main():
args_parser = argparse.ArgumentParser(
description='Tuning with stack pointer parser')
args_parser.add_argument('--mode',
choices=['RNN', 'LSTM', 'GRU', 'FastLSTM'],
help='architecture of rnn',
required=True)
args_parser.add_argument('--num_epochs',
type=int,
default=200,
help='Number of training epochs')
args_parser.add_argument('--batch_size',
type=int,
default=64,
help='Number of sentences in each batch')
args_parser.add_argument('--hidden_size',
type=int,
default=256,
help='Number of hidden units in RNN')
args_parser.add_argument('--arc_space',
type=int,
default=128,
help='Dimension of tag space')
args_parser.add_argument('--type_space',
type=int,
default=128,
help='Dimension of tag space')
args_parser.add_argument('--num_layers',
type=int,
default=1,
help='Number of layers of RNN')
args_parser.add_argument('--num_filters',
type=int,
default=50,
help='Number of filters in CNN')
args_parser.add_argument('--pos_dim',
type=int,
default=50,
help='Dimension of POS embeddings')
args_parser.add_argument('--char_dim',
type=int,
default=50,
help='Dimension of Character embeddings')
args_parser.add_argument('--opt',
choices=['adam', 'sgd', 'adadelta'],
help='optimization algorithm')
args_parser.add_argument('--learning_rate',
type=float,
default=0.001,
help='Learning rate')
args_parser.add_argument('--decay_rate',
type=float,
default=0.5,
help='Decay rate of learning rate')
args_parser.add_argument('--clip',
type=float,
default=5.0,
help='gradient clipping')
args_parser.add_argument('--gamma',
type=float,
default=0.0,
help='weight for regularization')
args_parser.add_argument('--coverage',
type=float,
default=0.0,
help='weight for coverage loss')
args_parser.add_argument('--p_rnn',
nargs=2,
type=float,
required=True,
help='dropout rate for RNN')
args_parser.add_argument('--p_in',
type=float,
default=0.33,
help='dropout rate for input embeddings')
args_parser.add_argument('--p_out',
type=float,
default=0.33,
help='dropout rate for output layer')
args_parser.add_argument(
'--prior_order',
choices=['inside_out', 'left2right', 'deep_first', 'shallow_first'],
help='prior order of children.',
required=True)
args_parser.add_argument('--schedule',
type=int,
help='schedule for learning rate decay')
args_parser.add_argument(
'--unk_replace',
type=float,
default=0.,
help='The rate to replace a singleton word with UNK')
args_parser.add_argument('--punctuation',
nargs='+',
type=str,
help='List of punctuations')
args_parser.add_argument('--beam',
type=int,
default=1,
help='Beam size for decoding')
args_parser.add_argument('--word_embedding',
choices=['glove', 'senna', 'sskip', 'polyglot'],
help='Embedding for words',
required=True)
args_parser.add_argument('--word_path',
help='path for word embedding dict')
args_parser.add_argument('--char_embedding',
choices=['random', 'polyglot'],
help='Embedding for characters',
required=True)
args_parser.add_argument('--char_path',
help='path for character embedding dict')
args_parser.add_argument(
'--train') # "data/POS-penn/wsj/split1/wsj1.train.original"
args_parser.add_argument(
'--dev') # "data/POS-penn/wsj/split1/wsj1.dev.original"
args_parser.add_argument(
'--test') # "data/POS-penn/wsj/split1/wsj1.test.original"
args_parser.add_argument('--model_path',
help='path for saving model file.',
required=True)
args_parser.add_argument('--model_name',
help='name for saving model file.',
required=True)
args = args_parser.parse_args()
logger = get_logger("PtrParser")
mode = args.mode
train_path = args.train
dev_path = args.dev
test_path = args.test
model_path = args.model_path
model_name = args.model_name
num_epochs = args.num_epochs
batch_size = args.batch_size
hidden_size = args.hidden_size
arc_space = args.arc_space
type_space = args.type_space
num_layers = args.num_layers
num_filters = args.num_filters
learning_rate = args.learning_rate
opt = args.opt
momentum = 0.9
betas = (0.9, 0.9)
rho = 0.9
eps = 1e-6
decay_rate = args.decay_rate
clip = args.clip
gamma = args.gamma
cov = args.coverage
schedule = args.schedule
p_rnn = tuple(args.p_rnn)
p_in = args.p_in
p_out = args.p_out
unk_replace = args.unk_replace
prior_order = args.prior_order
beam = args.beam
punctuation = args.punctuation
word_embedding = args.word_embedding
word_path = args.word_path
char_embedding = args.char_embedding
char_path = args.char_path
pos_dim = args.pos_dim
word_dict, word_dim = utils.load_embedding_dict(word_embedding, word_path)
char_dict = None
char_dim = args.char_dim
if char_embedding != 'random':
char_dict, char_dim = utils.load_embedding_dict(
char_embedding, char_path)
logger.info("Creating Alphabets")
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
word_alphabet, char_alphabet, pos_alphabet, type_alphabet = conllx_stacked_data.create_alphabets(
alphabet_path,
train_path,
data_paths=[dev_path, test_path],
max_vocabulary_size=50000,
embedd_dict=word_dict)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
logger.info("Reading Data")
use_gpu = torch.cuda.is_available()
data_train = conllx_stacked_data.read_stacked_data_to_variable(
train_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
prior_order=prior_order)
num_data = sum(data_train[1])
data_dev = conllx_stacked_data.read_stacked_data_to_variable(
dev_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=True,
prior_order=prior_order)
data_test = conllx_stacked_data.read_stacked_data_to_variable(
test_path,
word_alphabet,
char_alphabet,
pos_alphabet,
type_alphabet,
use_gpu=use_gpu,
volatile=True,
prior_order=prior_order)
punct_set = None
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" %
(len(punct_set), ' '.join(punct_set)))
def construct_word_embedding_table():
scale = np.sqrt(3.0 / word_dim)
table = np.empty([word_alphabet.size(), word_dim], dtype=np.float32)
table[conllx_stacked_data.UNK_ID, :] = np.random.uniform(
-scale, scale, [1, word_dim]).astype(np.float32)
oov = 0
for word, index in word_alphabet.items():
if word in word_dict:
embedding = word_dict[word]
elif word.lower() in word_dict:
embedding = word_dict[word.lower()]
else:
embedding = np.random.uniform(-scale, scale,
[1, word_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('word OOV: %d' % oov)
return torch.from_numpy(table)
def construct_char_embedding_table():
if char_dict is None:
return None
scale = np.sqrt(3.0 / char_dim)
table = np.empty([num_chars, char_dim], dtype=np.float32)
table[conllx_stacked_data.UNK_ID, :] = np.random.uniform(
-scale, scale, [1, char_dim]).astype(np.float32)
oov = 0
for char, index, in char_alphabet.items():
if char in char_dict:
embedding = char_dict[char]
else:
embedding = np.random.uniform(-scale, scale,
[1, char_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('character OOV: %d' % oov)
return torch.from_numpy(table)
word_table = construct_word_embedding_table()
char_table = construct_char_embedding_table()
window = 3
network = StackPtrNet(word_dim,
num_words,
char_dim,
num_chars,
pos_dim,
num_pos,
num_filters,
window,
mode,
hidden_size,
num_layers,
num_types,
arc_space,
type_space,
embedd_word=word_table,
embedd_char=char_table,
p_in=p_in,
p_out=p_out,
p_rnn=p_rnn,
biaffine=True,
prior_order=prior_order)
if use_gpu:
network.cuda()
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet,
type_alphabet)
def generate_optimizer(opt, lr, params):
if opt == 'adam':
return Adam(params,
lr=lr,
betas=betas,
weight_decay=gamma,
eps=eps)
elif opt == 'sgd':
return SGD(params,
lr=lr,
momentum=momentum,
weight_decay=gamma,
nesterov=True)
elif opt == 'adadelta':
return Adadelta(params,
lr=lr,
rho=rho,
weight_decay=gamma,
eps=eps)
else:
raise ValueError('Unknown optimization algorithm: %s' % opt)
lr = learning_rate
optim = generate_optimizer(opt, lr, network.parameters())
opt_info = 'opt: %s, ' % opt
if opt == 'adam':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
elif opt == 'sgd':
opt_info += 'momentum=%.2f' % momentum
elif opt == 'adadelta':
opt_info += 'rho=%.2f, eps=%.1e' % (rho, eps)
logger.info("Embedding dim: word=%d, char=%d, pos=%d" %
(word_dim, char_dim, pos_dim))
logger.info(
"Network: %s, num_layer=%d, hidden=%d, filter=%d, arc_space=%d, type_space=%d"
% (mode, num_layers, hidden_size, num_filters, arc_space, type_space))
logger.info(
"train: cov: %.1f, (#data: %d, batch: %d, clip: %.2f, dropout(in, out, rnn): (%.2f, %.2f, %s), unk_repl: %.2f)"
% (cov, num_data, batch_size, clip, p_in, p_out, p_rnn, unk_replace))
logger.info('prior order: %s, beam: %d' % (prior_order, beam))
logger.info(opt_info)
num_batches = num_data / batch_size + 1
dev_ucorrect = 0.0
dev_lcorrect = 0.0
dev_ucomlpete_match = 0.0
dev_lcomplete_match = 0.0
dev_ucorrect_nopunc = 0.0
dev_lcorrect_nopunc = 0.0
dev_ucomlpete_match_nopunc = 0.0
dev_lcomplete_match_nopunc = 0.0
dev_root_correct = 0.0
best_epoch = 0
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_root_correct = 0.0
test_total = 0
test_total_nopunc = 0
test_total_inst = 0
test_total_root = 0
patient = 0
for epoch in range(1, num_epochs + 1):
print(
'Epoch %d (%s, optim: %s, learning rate=%.6f, decay rate=%.2f (schedule=%d, patient=%d)): '
% (epoch, mode, opt, lr, decay_rate, schedule, patient))
train_err_arc_leaf = 0.
train_err_arc_non_leaf = 0.
train_err_type_leaf = 0.
train_err_type_non_leaf = 0.
train_err_cov = 0.
train_total_leaf = 0.
train_total_non_leaf = 0.
start_time = time.time()
num_back = 0
network.train()
for batch in range(1, num_batches + 1):
input_encoder, input_decoder = conllx_stacked_data.get_batch_stacked_variable(
data_train, batch_size, unk_replace=unk_replace)
word, char, pos, heads, types, masks_e, lengths_e = input_encoder
stacked_heads, children, stacked_types, masks_d, lengths_d = input_decoder
optim.zero_grad()
loss_arc_leaf, loss_arc_non_leaf, \
loss_type_leaf, loss_type_non_leaf, \
loss_cov, num_leaf, num_non_leaf = network.loss(word, char, pos, stacked_heads, children, stacked_types,
mask_e=masks_e, length_e=lengths_e, mask_d=masks_d, length_d=lengths_d)
loss_arc = loss_arc_leaf + loss_arc_non_leaf
loss_type = loss_type_leaf + loss_type_non_leaf
loss = loss_arc + loss_type + cov * loss_cov
loss.backward()
clip_grad_norm(network.parameters(), clip)
optim.step()
num_leaf = num_leaf.data[0]
num_non_leaf = num_non_leaf.data[0]
train_err_arc_leaf += loss_arc_leaf.data[0] * num_leaf
train_err_arc_non_leaf += loss_arc_non_leaf.data[0] * num_non_leaf
train_err_type_leaf += loss_type_leaf.data[0] * num_leaf
train_err_type_non_leaf += loss_type_non_leaf.data[0] * num_non_leaf
train_err_cov += loss_cov.data[0] * (num_leaf + num_non_leaf)
train_total_leaf += num_leaf
train_total_non_leaf += num_non_leaf
time_ave = (time.time() - start_time) / batch
time_left = (num_batches - batch) * time_ave
# update log
if batch % 10 == 0:
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
err_arc_leaf = train_err_arc_leaf / train_total_leaf
err_arc_non_leaf = train_err_arc_non_leaf / train_total_non_leaf
err_arc = err_arc_leaf + err_arc_non_leaf
err_type_leaf = train_err_type_leaf / train_total_leaf
err_type_non_leaf = train_err_type_non_leaf / train_total_non_leaf
err_type = err_type_leaf + err_type_non_leaf
err_cov = train_err_cov / (train_total_leaf +
train_total_non_leaf)
err = err_arc + err_type + cov * err_cov
log_info = 'train: %d/%d loss (leaf, non_leaf): %.4f, arc: %.4f (%.4f, %.4f), type: %.4f (%.4f, %.4f), coverage: %.4f, time left (estimated): %.2fs' % (
batch, num_batches, err, err_arc, err_arc_leaf,
err_arc_non_leaf, err_type, err_type_leaf,
err_type_non_leaf, err_cov, time_left)
sys.stdout.write(log_info)
sys.stdout.flush()
num_back = len(log_info)
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
err_arc_leaf = train_err_arc_leaf / train_total_leaf
err_arc_non_leaf = train_err_arc_non_leaf / train_total_non_leaf
err_arc = err_arc_leaf + err_arc_non_leaf
err_type_leaf = train_err_type_leaf / train_total_leaf
err_type_non_leaf = train_err_type_non_leaf / train_total_non_leaf
err_type = err_type_leaf + err_type_non_leaf
err_cov = train_err_cov / (train_total_leaf + train_total_non_leaf)
err = err_arc + err_type + cov * err_cov
print(
'train: %d loss (leaf, non_leaf): %.4f, arc: %.4f (%.4f, %.4f), type: %.4f (%.4f, %.4f), coverage: %.4f, time: %.2fs'
% (num_batches, err, err_arc, err_arc_leaf, err_arc_non_leaf,
err_type, err_type_leaf, err_type_non_leaf, err_cov,
time.time() - start_time))
# evaluate performance on dev data
network.eval()
pred_filename = 'tmp/%spred_dev%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_dev%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
dev_ucorr = 0.0
dev_lcorr = 0.0
dev_total = 0
dev_ucomlpete = 0.0
dev_lcomplete = 0.0
dev_ucorr_nopunc = 0.0
dev_lcorr_nopunc = 0.0
dev_total_nopunc = 0
dev_ucomlpete_nopunc = 0.0
dev_lcomplete_nopunc = 0.0
dev_root_corr = 0.0
dev_total_root = 0.0
dev_total_inst = 0.0
for batch in conllx_stacked_data.iterate_batch_stacked_variable(
data_dev, batch_size):
input_encoder, _ = batch
word, char, pos, heads, types, masks, lengths = input_encoder
heads_pred, types_pred, _, _ = network.decode(
word,
char,
pos,
mask=masks,
length=lengths,
beam=beam,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(word,
pos,
heads,
types,
lengths,
symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
dev_ucorr += ucorr
dev_lcorr += lcorr
dev_total += total
dev_ucomlpete += ucm
dev_lcomplete += lcm
dev_ucorr_nopunc += ucorr_nopunc
dev_lcorr_nopunc += lcorr_nopunc
dev_total_nopunc += total_nopunc
dev_ucomlpete_nopunc += ucm_nopunc
dev_lcomplete_nopunc += lcm_nopunc
dev_root_corr += corr_root
dev_total_root += total_root
dev_total_inst += num_inst
pred_writer.close()
gold_writer.close()
print(
'W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (dev_ucorr, dev_lcorr, dev_total, dev_ucorr * 100 / dev_total,
dev_lcorr * 100 / dev_total, dev_ucomlpete * 100 /
dev_total_inst, dev_lcomplete * 100 / dev_total_inst))
print(
'Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%'
% (dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc,
dev_ucorr_nopunc * 100 / dev_total_nopunc, dev_lcorr_nopunc *
100 / dev_total_nopunc, dev_ucomlpete_nopunc * 100 /
dev_total_inst, dev_lcomplete_nopunc * 100 / dev_total_inst))
print('Root: corr: %d, total: %d, acc: %.2f%%' %
(dev_root_corr, dev_total_root,
dev_root_corr * 100 / dev_total_root))
if dev_ucorrect_nopunc <= dev_ucorr_nopunc:
dev_ucorrect_nopunc = dev_ucorr_nopunc
dev_lcorrect_nopunc = dev_lcorr_nopunc
dev_ucomlpete_match_nopunc = dev_ucomlpete_nopunc
dev_lcomplete_match_nopunc = dev_lcomplete_nopunc
dev_ucorrect = dev_ucorr
dev_lcorrect = dev_lcorr
dev_ucomlpete_match = dev_ucomlpete
dev_lcomplete_match = dev_lcomplete
dev_root_correct = dev_root_corr
best_epoch = epoch
patient = 0
torch.save(network, model_name)
pred_filename = 'tmp/%spred_test%d' % (str(uid), epoch)
pred_writer.start(pred_filename)
gold_filename = 'tmp/%sgold_test%d' % (str(uid), epoch)
gold_writer.start(gold_filename)
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
for batch in conllx_stacked_data.iterate_batch_stacked_variable(
data_test, batch_size):
input_encoder, _ = batch
word, char, pos, heads, types, masks, lengths = input_encoder
heads_pred, types_pred, _, _ = network.decode(
word,
char,
pos,
mask=masks,
length=lengths,
beam=beam,
leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(word,
pos,
heads_pred,
types_pred,
lengths,
symbolic_root=True)
gold_writer.write(word,
pos,
heads,
types,
lengths,
symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(
word,
pos,
heads_pred,
types_pred,
heads,
types,
word_alphabet,
pos_alphabet,
lengths,
punct_set=punct_set,
symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
pred_writer.close()
gold_writer.close()
else:
if patient < schedule:
patient += 1
else:
network = torch.load(model_name)
lr = lr * decay_rate
optim = generate_optimizer(opt, lr, network.parameters())
patient = 0
print(
'----------------------------------------------------------------------------------------------------------------------------'
)
print(
'best dev W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (dev_ucorrect, dev_lcorrect, dev_total,
dev_ucorrect * 100 / dev_total, dev_lcorrect * 100 / dev_total,
dev_ucomlpete_match * 100 / dev_total_inst,
dev_lcomplete_match * 100 / dev_total_inst, best_epoch))
print(
'best dev Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (dev_ucorrect_nopunc, dev_lcorrect_nopunc, dev_total_nopunc,
dev_ucorrect_nopunc * 100 / dev_total_nopunc,
dev_lcorrect_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_match_nopunc * 100 / dev_total_inst,
dev_lcomplete_match_nopunc * 100 / dev_total_inst, best_epoch))
print('best dev Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' %
(dev_root_correct, dev_total_root,
dev_root_correct * 100 / dev_total_root, best_epoch))
print(
'----------------------------------------------------------------------------------------------------------------------------'
)
print(
'best test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
% (test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 /
test_total, test_lcorrect * 100 / test_total,
test_ucomlpete_match * 100 / test_total_inst,
test_lcomplete_match * 100 / test_total_inst, best_epoch))
print(
'best test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)'
%
(test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc,
test_lcorrect_nopunc * 100 / test_total_nopunc,
test_ucomlpete_match_nopunc * 100 / test_total_inst,
test_lcomplete_match_nopunc * 100 / test_total_inst, best_epoch))
print('best test Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' %
(test_root_correct, test_total_root,
test_root_correct * 100 / test_total_root, best_epoch))
print(
'============================================================================================================================'
)
def main():
args_parser = argparse.ArgumentParser(description='Testing with stack pointer parser')
args_parser.add_argument('--model_path', help='path for parser model directory', required=True)
args_parser.add_argument('--model_name', help='parser model file', required=True)
args_parser.add_argument('--output_path', help='path for result with parser model', required=True)
args_parser.add_argument('--test', required=True)
args_parser.add_argument('--beam', type=int, default=1, help='Beam size for decoding')
args_parser.add_argument('--use_gpu', action='store_true', help='use the gpu')
args_parser.add_argument('--batch_size', type=int, default=32)
args = args_parser.parse_args()
logger = get_logger("PtrParser Decoding")
model_path = args.model_path
model_name = os.path.join(model_path, args.model_name)
output_path = args.output_path
beam = args.beam
use_gpu = args.use_gpu
test_path = args.test
batch_size = args.batch_size
def load_args():
with open("{}.arg.json".format(model_name)) as f:
key_parameters = json.loads(f.read())
return key_parameters['args'], key_parameters['kwargs']
# arguments = [word_dim, num_words, char_dim, num_chars, pos_dim, num_pos, char_num_filters, char_window, eojul_num_filters, eojul_window,
# mode, input_size_decoder, hidden_size, encoder_layers, decoder_layers,
# num_types, arc_space, type_space]
# kwargs = {'p_in': p_in, 'p_out': p_out, 'p_rnn': p_rnn, 'biaffine': True, 'pos': use_pos, 'char': use_char, 'eojul': use_eojul, 'prior_order': prior_order,
# 'skipConnect': skipConnect, 'grandPar': grandPar, 'sibling': sibling}
arguments, kwarguments = load_args()
mode = arguments[10]
input_size_decoder = arguments[11]
hidden_size = arguments[12]
arc_space = arguments[16]
type_space = arguments[17]
encoder_layers = arguments[13]
decoder_layers = arguments[14]
char_num_filters = arguments[6]
eojul_num_filters = arguments[8]
p_rnn = kwarguments['p_rnn']
p_in = kwarguments['p_in']
p_out = kwarguments['p_out']
prior_order = kwarguments['prior_order']
skipConnect = kwarguments['skipConnect']
grandPar = kwarguments['grandPar']
sibling = kwarguments['sibling']
use_char = kwarguments['char']
use_pos = kwarguments['pos']
use_eojul = kwarguments['eojul']
logger.info("Creating Alphabets")
alphabet_path = os.path.join(model_path, 'alphabets/')
word_alphabet, char_alphabet, pos_alphabet, type_alphabet = conllx_stacked_data.load_alphabets(alphabet_path)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
logger.info("Reading Data")
data_test = conllx_stacked_data.read_stacked_data_to_variable(test_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, use_gpu=use_gpu, prior_order=prior_order)
num_data = sum(data_test[1])
word_table = None
word_dim = arguments[0]
char_table = None
char_dim = arguments[2]
pos_table = None
pos_dim = arguments[4]
char_window = arguments[7]
eojul_window = arguments[9]
if arguments[1] != num_words:
print("Mismatching number of word vocabulary({} != {})".format(arguments[1], num_words))
exit()
if arguments[3] != num_chars:
print("Mismatching number of character vocabulary({} != {})".format(arguments[3], num_chars))
exit()
if arguments[5] != num_pos:
print("Mismatching number of part-of-speech vocabulary({} != {})".format(arguments[5], num_pos))
exit()
if arguments[15] != num_types:
print("Mismatching number types of vocabulary({} != {})".format(arguments[14], num_types))
exit()
network = StackPtrNet(word_dim, num_words, char_dim, num_chars, pos_dim, num_pos, char_num_filters, char_window, eojul_num_filters, eojul_window,
mode, input_size_decoder, hidden_size, encoder_layers, decoder_layers,
num_types, arc_space, type_space,
embedd_word=word_table, embedd_char=char_table, embedd_pos=pos_table, p_in=p_in, p_out=p_out, p_rnn=p_rnn,
biaffine=True, pos=use_pos, char=use_char, eojul=use_eojul, prior_order=prior_order,
skipConnect=skipConnect, grandPar=grandPar, sibling=sibling)
if use_gpu:
network.cuda()
print("loading model: {}".format(model_name))
if use_gpu:
network.load_state_dict(torch.load(model_name))
else:
network.load_state_dict(torch.load(model_name, map_location='cpu'))
pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
logger.info("Embedding dim: word=%d, char=%d, pos=%d" % (word_dim, char_dim, pos_dim))
logger.info("Char CNN: filter=%d, kernel=%d" % (char_num_filters, char_window))
logger.info("Eojul CNN: filter=%d, kernel=%d" % (eojul_num_filters, eojul_window))
logger.info("RNN: %s, num_layer=(%d, %d), input_dec=%d, hidden=%d, arc_space=%d, type_space=%d" % (
mode, encoder_layers, decoder_layers, input_size_decoder, hidden_size, arc_space, type_space))
logger.info("dropout(in, out, rnn): (%.2f, %.2f, %s)" % (p_in, p_out, p_rnn))
logger.info('prior order: %s, grand parent: %s, sibling: %s, ' % (prior_order, grandPar, sibling))
logger.info('skip connect: %s, beam: %d, use_gpu: %s' % (skipConnect, beam, use_gpu))
network.eval()
pred_filename = '%s/pred_test.txt' % (output_path, )
pred_writer.start(pred_filename)
gold_filename = '%s/gold_test.txt' % (output_path, )
gold_writer.start(gold_filename)
test_ucorrect = 0.0
test_lcorrect = 0.0
test_total = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
num_back = 0
for batch in conllx_stacked_data.iterate_batch_stacked_variable(data_test, batch_size, use_gpu=use_gpu):
input_encoder, _, sentences = batch
word, char, pos, heads, types, masks, lengths = input_encoder
heads_pred, types_pred, _, _ = network.decode(word, char, pos, mask=masks, length=lengths, beam=beam, leading_symbolic=conllx_stacked_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
pred_writer.write(sentences, word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
gold_writer.write(sentences, word, pos, heads, types, lengths, symbolic_root=True)
stats, _, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types, word_alphabet, pos_alphabet, lengths, punct_set=None,
symbolic_root=True)
ucorr, lcorr, total, _, _ = stats
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
log_info = "({:.1f}%){}/{}".format(test_total_inst * 100 / num_data, test_total_inst, num_data)
sys.stdout.write(log_info)
sys.stdout.flush()
num_back = len(log_info)
pred_writer.close()
gold_writer.close()
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
print('----------------------------------------------------------------------------------------------------------------------------')
print('best test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%' % (
test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 / test_total, test_lcorrect * 100 / test_total))
print('best test Root: corr: %d, total: %d, acc: %.2f%%' % (test_root_correct, test_total_root, test_root_correct * 100 / test_total_root))
print('============================================================================================================================')
def main():
args_parser = argparse.ArgumentParser(description='Tuning with graph-based parsing')
args_parser.add_argument('--schedule', type=int, help='schedule for learning rate decay')
args_parser.add_argument('--unk_replace', type=float, default=0., help='The rate to replace a singleton word with UNK')
args_parser.add_argument('--freeze', action='store_true', help='frozen the word embedding (disable fine-tuning).')
args = args_parser.parse_args()
logger = get_logger("GraphParser")
mode = "FastLSTM" #fast lstm here
obj = "cross_entropy"
decoding = "mst" #mst decode here
train_path = "data/train.stanford.conll"
dev_path = "data/dev.stanford.conll"
test_path = "data/test.stanford.conll"
model_path = "models/parsing/biaffine/"
model_name = 'network.pt'
num_epochs = 80
batch_size = 32
hidden_size = 512
arc_space = 512
type_space = 128
num_layers = 10
num_filters = 1
learning_rate = 0.001
opt = "adam" #default adam
momentum = 0.9
betas = (0.9, 0.9)
eps = 1e-4
decay_rate = 0.75
clip = 5 #what is clip
gamma = 0
schedule = 10 #?What is this?
p_rnn = (0.05,0.05)
p_in = 0.33
p_out = 0.33
unk_replace = args.unk_replace# ?what is this?
punctuation = ['.','``', "''", ':', ',']
freeze = args.freeze
word_embedding = 'glove'
word_path = "data/glove.6B.100d.txt"
use_char = False
char_embedding = None
#char_path = args.char_path
use_pos = True
pos_dim = 100
word_dict, word_dim = utils.load_embedding_dict(word_embedding, word_path)
char_dict = None
char_dim = 0
logger.info("Creating Alphabets")
alphabet_path = os.path.join(model_path, 'alphabets/')
model_name = os.path.join(model_path, model_name)
word_alphabet, char_alphabet, pos_alphabet, type_alphabet = conllx_data.create_alphabets(alphabet_path, train_path, data_paths=[dev_path, test_path],
max_vocabulary_size=50000, embedd_dict=word_dict)
num_words = word_alphabet.size()
num_chars = char_alphabet.size()
num_pos = pos_alphabet.size()
num_types = type_alphabet.size()
#print(word_alphabet.instance2index)
logger.info("Word Alphabet Size: %d" % num_words)
logger.info("Character Alphabet Size: %d" % num_chars)
logger.info("POS Alphabet Size: %d" % num_pos)
logger.info("Type Alphabet Size: %d" % num_types)
logger.info("Reading Data")
use_gpu = torch.cuda.is_available()
print(use_gpu)
data_train = conllx_data.read_data_to_variable(train_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, use_gpu=use_gpu, symbolic_root=True)
# data_train = conllx_data.read_data(train_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
# num_data = sum([len(bucket) for bucket in data_train])
num_data = sum(data_train[1])
"""
print("bucket_size")
print(data_train[1])
print("___________________________________data_train")
print(data_train[0])
"""
data_dev = conllx_data.read_data_to_variable(dev_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, use_gpu=use_gpu, volatile=True, symbolic_root=True)
data_test = conllx_data.read_data_to_variable(test_path, word_alphabet, char_alphabet, pos_alphabet, type_alphabet, use_gpu=use_gpu, volatile=True, symbolic_root=True)
punct_set = None
if punctuation is not None:
punct_set = set(punctuation)
logger.info("punctuations(%d): %s" % (len(punct_set), ' '.join(punct_set)))
def construct_word_embedding_table():
scale = np.sqrt(3.0 / word_dim)
table = np.empty([word_alphabet.size(), word_dim], dtype=np.float32)
table[conllx_data.UNK_ID, :] = np.zeros([1, word_dim]).astype(np.float32) if freeze else np.random.uniform(-scale, scale, [1, word_dim]).astype(np.float32)
oov = 0
for word, index in word_alphabet.items():
if word in word_dict:
embedding = word_dict[word]
elif word.lower() in word_dict:
embedding = word_dict[word.lower()]
else:
embedding = np.zeros([1, word_dim]).astype(np.float32) if freeze else np.random.uniform(-scale, scale, [1, word_dim]).astype(np.float32)
oov += 1
table[index, :] = embedding
print('word OOV: %d' % oov)
return torch.from_numpy(table)
word_table = construct_word_embedding_table()
window = 3
if obj == 'cross_entropy':
network = BiRecurrentConvBiAffine(word_dim, num_words, char_dim, num_chars, pos_dim, num_pos, num_filters, window,
mode, hidden_size, num_layers, num_types, arc_space, type_space,
embedd_word=word_table, embedd_char=None,
p_in=p_in, p_out=p_out, p_rnn=p_rnn, biaffine=True, pos=use_pos, char=use_char)
def save_args():
arg_path = model_name + '.arg.json'
arguments = [word_dim, num_words, char_dim, num_chars, pos_dim, num_pos, num_filters, window,
mode, hidden_size, num_layers, num_types, arc_space, type_space]
kwargs = {'p_in': p_in, 'p_out': p_out, 'p_rnn': p_rnn, 'biaffine': True, 'pos': use_pos, 'char': use_char}
json.dump({'args': arguments, 'kwargs': kwargs}, open(arg_path, 'w'), indent=4)
if freeze:
network.word_embedd.freeze()
if use_gpu:
network.cuda()
save_args()
#pred_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
#gold_writer = CoNLLXWriter(word_alphabet, char_alphabet, pos_alphabet, type_alphabet)
##print parameters:
print("number of parameters")
num_param = sum([param.nelement() for param in network.parameters()])
print(num_param)
def generate_optimizer(opt, lr, params):
params = filter(lambda param: param.requires_grad, params)
if opt == 'adam':
return Adam(params, lr=lr, betas=betas, weight_decay=gamma, eps=eps)
lr = learning_rate
optim = generate_optimizer(opt, lr, network.parameters())
opt_info = 'opt: %s, ' % opt
if opt == 'adam':
opt_info += 'betas=%s, eps=%.1e' % (betas, eps)
word_status = 'frozen' if freeze else 'fine tune'
char_status = 'enabled' if use_char else 'disabled'
pos_status = 'enabled' if use_pos else 'disabled'
logger.info("Embedding dim: word=%d (%s), char=%d (%s), pos=%d (%s)" % (word_dim, word_status, char_dim, char_status, pos_dim, pos_status))
logger.info("CNN: filter=%d, kernel=%d" % (num_filters, window))
logger.info("RNN: %s, num_layer=%d, hidden=%d, arc_space=%d, type_space=%d" % (mode, num_layers, hidden_size, arc_space, type_space))
logger.info("train: obj: %s, l2: %f, (#data: %d, batch: %d, clip: %.2f, unk replace: %.2f)" % (obj, gamma, num_data, batch_size, clip, unk_replace))
logger.info("dropout(in, out, rnn): (%.2f, %.2f, %s)" % (p_in, p_out, p_rnn))
logger.info("decoding algorithm: %s" % decoding)
logger.info(opt_info)
#logger.info("Attention")
num_batches = num_data / batch_size + 1
dev_ucorrect = 0.0
dev_lcorrect = 0.0
dev_ucomlpete_match = 0.0
dev_lcomplete_match = 0.0
dev_ucorrect_nopunc = 0.0
dev_lcorrect_nopunc = 0.0
dev_ucomlpete_match_nopunc = 0.0
dev_lcomplete_match_nopunc = 0.0
dev_root_correct = 0.0
best_epoch = 0
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_root_correct = 0.0
test_total = 0
test_total_nopunc = 0
test_total_inst = 0
test_total_root = 0
if decoding == 'greedy':
decode = network.decode
elif decoding == 'mst':
decode = network.decode_mst
else:
raise ValueError('Unknown decoding algorithm: %s' % decoding)
patient = 0
decay = 0
max_decay = 9
double_schedule_decay = 5
f = open("testout.csv", "wt")
writer = csv.writer(f)
writer.writerow(('train', 'dev'))
for epoch in range(1, num_epochs + 1):
print(epoch, mode, opt, lr, eps, decay_rate, schedule, patient, decay)
print('Epoch %d (%s, optim: %s, learning rate=%.6f, eps=%.1e, decay rate=%.2f (schedule=%d, patient=%d, decay=%d)): ' % (epoch, mode, opt, lr, eps, decay_rate, schedule, patient, decay))
train_err = 0.
train_err_arc = 0.
train_err_type = 0.
train_total = 0.
start_time = time.time()
num_back = 0
network.train()
for batch in range(1, num_batches + 1):
word, char, pos, heads, types, masks, lengths = conllx_data.get_batch_variable(data_train, batch_size, unk_replace=unk_replace)
optim.zero_grad()
loss_arc, loss_type = network.loss(word, char, pos, heads, types, mask=masks, length=lengths)
loss = loss_arc + loss_type
loss.backward()
clip_grad_norm(network.parameters(), clip)
optim.step()
num_inst = word.size(0) if obj == 'crf' else masks.data.sum() - word.size(0)
train_err += loss.data[0] * num_inst
train_err_arc += loss_arc.data[0] * num_inst
train_err_type += loss_type.data[0] * num_inst
train_total += num_inst
#bp()
time_ave = (time.time() - start_time) / batch
time_left = (num_batches - batch) * time_ave
# update log
if batch % 10 == 0:
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
log_info = 'train: %d/%d loss: %.4f, arc: %.4f, type: %.4f, time left: %.2fs' % (batch, num_batches, train_err / train_total,
train_err_arc / train_total, train_err_type / train_total, time_left)
sys.stdout.write(log_info)
sys.stdout.flush()
num_back = len(log_info)
sys.stdout.write("\b" * num_back)
sys.stdout.write(" " * num_back)
sys.stdout.write("\b" * num_back)
print('train: %d loss: %.4f, arc: %.4f, type: %.4f, time: %.2fs' % (num_batches, train_err / train_total, train_err_arc / train_total, train_err_type / train_total, time.time() - start_time))
# evaluate performance on dev data
network.eval()
dev_ucorr = 0.0
dev_lcorr = 0.0
dev_total = 0
dev_ucomlpete = 0.0
dev_lcomplete = 0.0
dev_ucorr_nopunc = 0.0
dev_lcorr_nopunc = 0.0
dev_total_nopunc = 0
dev_ucomlpete_nopunc = 0.0
dev_lcomplete_nopunc = 0.0
dev_root_corr = 0.0
dev_total_root = 0.0
dev_total_inst = 0.0
t_ucorr = 0.0
t_lcorr = 0.0
t_total = 0
t_ucomlpete = 0.0
t_lcomplete = 0.0
t_ucorr_nopunc = 0.0
t_lcorr_nopunc = 0.0
t_total_nopunc = 0
t_ucomlpete_nopunc = 0.0
t_lcomplete_nopunc = 0.0
t_root_corr = 0.0
t_total_root = 0.0
t_total_inst = 0.0
list_iter = iter(conllx_data.iterate_batch_variable(data_train, batch_size))
for batch in list_iter:
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(word, char, pos, mask=masks, length=lengths, leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types, word_alphabet, pos_alphabet, lengths, punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
#print(t_ucorr)
t_ucorr += ucorr
t_lcorr += lcorr
t_total += total
t_ucomlpete += ucm
t_lcomplete += lcm
t_ucorr_nopunc += ucorr_nopunc
t_lcorr_nopunc += lcorr_nopunc
t_total_nopunc += total_nopunc
t_ucomlpete_nopunc += ucm_nopunc
t_lcomplete_nopunc += lcm_nopunc
t_root_corr += corr_root
t_total_root += total_root
t_total_inst += num_inst
for _ in range(10):
next(list_iter, None)
for batch in conllx_data.iterate_batch_variable(data_dev, batch_size):
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(word, char, pos, mask=masks, length=lengths, leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types, word_alphabet, pos_alphabet, lengths, punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
dev_ucorr += ucorr
dev_lcorr += lcorr
dev_total += total
dev_ucomlpete += ucm
dev_lcomplete += lcm
dev_ucorr_nopunc += ucorr_nopunc
dev_lcorr_nopunc += lcorr_nopunc
dev_total_nopunc += total_nopunc
dev_ucomlpete_nopunc += ucm_nopunc
dev_lcomplete_nopunc += lcm_nopunc
dev_root_corr += corr_root
dev_total_root += total_root
dev_total_inst += num_inst
writer.writerow((t_ucorr_nopunc*100/t_total_nopunc,dev_ucorr_nopunc*100/dev_total_nopunc))
f.flush()
#pred_writer.close()
#gold_writer.close()
print('Train Wo Punct:%.2f%%'% (t_ucorr_nopunc*100/t_total_nopunc))
print('W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
dev_ucorr, dev_lcorr, dev_total, dev_ucorr * 100 / dev_total, dev_lcorr * 100 / dev_total, dev_ucomlpete * 100 / dev_total_inst, dev_lcomplete * 100 / dev_total_inst))
print('Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%%' % (
dev_ucorr_nopunc, dev_lcorr_nopunc, dev_total_nopunc, dev_ucorr_nopunc * 100 / dev_total_nopunc,
dev_lcorr_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_nopunc * 100 / dev_total_inst, dev_lcomplete_nopunc * 100 / dev_total_inst))
print('Root: corr: %d, total: %d, acc: %.2f%%' %(dev_root_corr, dev_total_root, dev_root_corr * 100 / dev_total_root))
if dev_lcorrect_nopunc< dev_lcorr_nopunc or (dev_lcorrect_nopunc == dev_lcorr_nopunc and dev_ucorrect_nopunc < dev_ucorr_nopunc):
dev_ucorrect_nopunc = dev_ucorr_nopunc
dev_lcorrect_nopunc = dev_lcorr_nopunc
dev_ucomlpete_match_nopunc = dev_ucomlpete_nopunc
dev_lcomplete_match_nopunc = dev_lcomplete_nopunc
dev_ucorrect = dev_ucorr
dev_lcorrect = dev_lcorr
dev_ucomlpete_match = dev_ucomlpete
dev_lcomplete_match = dev_lcomplete
dev_root_correct = dev_root_corr
best_epoch = epoch
patient = 0
# torch.save(network, model_name)
torch.save(network.state_dict(), model_name)
#pred_filename = 'tmp/%spred_test%d' % (str(uid), epoch)
#pred_writer.start(pred_filename)
#gold_filename = 'tmp/%sgold_test%d' % (str(uid), epoch)
#gold_writer.start(gold_filename)
test_ucorrect = 0.0
test_lcorrect = 0.0
test_ucomlpete_match = 0.0
test_lcomplete_match = 0.0
test_total = 0
test_ucorrect_nopunc = 0.0
test_lcorrect_nopunc = 0.0
test_ucomlpete_match_nopunc = 0.0
test_lcomplete_match_nopunc = 0.0
test_total_nopunc = 0
test_total_inst = 0
test_root_correct = 0.0
test_total_root = 0
for batch in conllx_data.iterate_batch_variable(data_test, batch_size):
word, char, pos, heads, types, masks, lengths = batch
heads_pred, types_pred = decode(word, char, pos, mask=masks, length=lengths, leading_symbolic=conllx_data.NUM_SYMBOLIC_TAGS)
word = word.data.cpu().numpy()
pos = pos.data.cpu().numpy()
lengths = lengths.cpu().numpy()
heads = heads.data.cpu().numpy()
types = types.data.cpu().numpy()
#pred_writer.write(word, pos, heads_pred, types_pred, lengths, symbolic_root=True)
#gold_writer.write(word, pos, heads, types, lengths, symbolic_root=True)
stats, stats_nopunc, stats_root, num_inst = parser.eval(word, pos, heads_pred, types_pred, heads, types, word_alphabet, pos_alphabet, lengths, punct_set=punct_set, symbolic_root=True)
ucorr, lcorr, total, ucm, lcm = stats
ucorr_nopunc, lcorr_nopunc, total_nopunc, ucm_nopunc, lcm_nopunc = stats_nopunc
corr_root, total_root = stats_root
test_ucorrect += ucorr
test_lcorrect += lcorr
test_total += total
test_ucomlpete_match += ucm
test_lcomplete_match += lcm
test_ucorrect_nopunc += ucorr_nopunc
test_lcorrect_nopunc += lcorr_nopunc
test_total_nopunc += total_nopunc
test_ucomlpete_match_nopunc += ucm_nopunc
test_lcomplete_match_nopunc += lcm_nopunc
test_root_correct += corr_root
test_total_root += total_root
test_total_inst += num_inst
#pred_writer.close()
#gold_writer.close()
else:
if dev_ucorr_nopunc * 100 / dev_total_nopunc < dev_ucorrect_nopunc * 100 / dev_total_nopunc - 5 or patient >= schedule:
# network = torch.load(model_name)
network.load_state_dict(torch.load(model_name))
lr = lr * decay_rate
optim = generate_optimizer(opt, lr, network.parameters())
if decoding == 'greedy':
decode = network.decode
elif decoding == 'mst':
decode = network.decode_mst
else:
raise ValueError('Unknown decoding algorithm: %s' % decoding)
patient = 0
decay += 1
if decay % double_schedule_decay == 0:
schedule *= 2
else:
patient += 1
print('----------------------------------------------------------------------------------------------------------------------------')
print('best dev W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
dev_ucorrect, dev_lcorrect, dev_total, dev_ucorrect * 100 / dev_total, dev_lcorrect * 100 / dev_total,
dev_ucomlpete_match * 100 / dev_total_inst, dev_lcomplete_match * 100 / dev_total_inst,
best_epoch))
print('best dev Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
dev_ucorrect_nopunc, dev_lcorrect_nopunc, dev_total_nopunc,
dev_ucorrect_nopunc * 100 / dev_total_nopunc, dev_lcorrect_nopunc * 100 / dev_total_nopunc,
dev_ucomlpete_match_nopunc * 100 / dev_total_inst, dev_lcomplete_match_nopunc * 100 / dev_total_inst,
best_epoch))
print('best dev Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' % (
dev_root_correct, dev_total_root, dev_root_correct * 100 / dev_total_root, best_epoch))
print('----------------------------------------------------------------------------------------------------------------------------')
print('best test W. Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
test_ucorrect, test_lcorrect, test_total, test_ucorrect * 100 / test_total, test_lcorrect * 100 / test_total,
test_ucomlpete_match * 100 / test_total_inst, test_lcomplete_match * 100 / test_total_inst,
best_epoch))
print('best test Wo Punct: ucorr: %d, lcorr: %d, total: %d, uas: %.2f%%, las: %.2f%%, ucm: %.2f%%, lcm: %.2f%% (epoch: %d)' % (
test_ucorrect_nopunc, test_lcorrect_nopunc, test_total_nopunc,
test_ucorrect_nopunc * 100 / test_total_nopunc, test_lcorrect_nopunc * 100 / test_total_nopunc,
test_ucomlpete_match_nopunc * 100 / test_total_inst, test_lcomplete_match_nopunc * 100 / test_total_inst,
best_epoch))
print('best test Root: corr: %d, total: %d, acc: %.2f%% (epoch: %d)' % (
test_root_correct, test_total_root, test_root_correct * 100 / test_total_root, best_epoch))
print('============================================================================================================================')
if decay == max_decay:
break
