def test_brae_corpus():
source_phrase, target_phrase, src_tar_pair, src_word_dict, tar_word_dict = read_forced_decode("../data/fd.txt")
config = BRAEConfig("../conf/brae.conf")
src_embedding = WordEmbedding(src_word_dict, dim=50)
tar_embedding = WordEmbedding(tar_word_dict, dim=50)
brae = BilingualPhraseRAE(src_embedding, tar_embedding, config=config)
brae.train_using_lbfgs(source_phrase, target_phrase, src_tar_pair)
def test_something(self):
bin_word_map = WordEmbedding.load_word2vec_word_map(
"text.bin", binary=True, unicode_errors='replace')
embedding = WordEmbedding(bin_word_map,
filename="text.bin",
unicode_errors='replace')
self.assertEqual(True, True)
def pre_model(src_dict, tar_dict, config, verbose):
if rand_word_init:
src_embedding = WordEmbedding(src_dict, dim=config.dim)
tar_embedding = WordEmbedding(tar_dict, dim=config.dim)
else:
src_embedding = WordEmbedding(src_dict, filename="data/zh.token.dim%d.bin" % config.dim, dim=config.dim)
tar_embedding = WordEmbedding(tar_dict, filename="data/en.token.dim%d.bin" % config.dim, dim=config.dim)
return BilingualPhraseRAEISOMAP(src_embedding, tar_embedding, config=config, verbose=verbose)
def pre_model(src_dict, tar_dict, config, verbose):
if rand_word_init:
src_embedding = WordEmbedding(src_dict, dim=config.dim)
tar_embedding = WordEmbedding(tar_dict, dim=config.dim)
else:
en_embedding_name = "../gbrae/data/embedding/en.token.dim%d.bin" % config.dim
zh_embedding_name = "../gbrae/data/embedding/zh.token.dim%d.bin" % config.dim
src_embedding = WordEmbedding(src_dict, filename=zh_embedding_name, dim=config.dim)
tar_embedding = WordEmbedding(tar_dict, filename=en_embedding_name, dim=config.dim)
return BilingualPhraseRAE(src_embedding, tar_embedding, config=config, verbose=verbose)
def test_brae():
np.random.seed(0)
src_word_idx = {"a": 0, "b": 1, "c": 2, "d": 3, "e": 4}
src_embedding = WordEmbedding(src_word_idx, dim=3)
tar_word_idx = {"a": 0, "b": 1, "c": 2, "d": 3, "e": 4}
tar_embedding = WordEmbedding(tar_word_idx, dim=3)
src_pos, src_neg = [[1], ], [[4]]
tar_pos, tar_neg = [[1], ], [[4]]
brae = BilingualPhraseRAE(src_embedding, tar_embedding)
src_pos_nodes, src_pos_seq = brae.source_encoder.generate_node_path(src_pos)
src_neg_nodes, src_neg_seq = brae.source_encoder.generate_node_path(src_neg)
tar_pos_nodes, tar_pos_seq = brae.target_encoder.generate_node_path(tar_pos)
tar_neg_nodes, tar_neg_seq = brae.target_encoder.generate_node_path(tar_neg)
print brae.compute_result_grad(src_pos_nodes, src_pos_seq, src_neg_nodes, src_neg_seq,
tar_pos_nodes, tar_pos_seq, tar_neg_nodes, tar_neg_seq)
def bi_normal(seed):
# pre_logger()
np.random.seed(seed)
train, dev, test, word_idx = read_sst(
u"sst.bi.train",
u"sst.bi.dev",
u"sst.bi.test",
)
# embedding = WordEmbedding(word_idx, filename=u"GoogleNews-vectors-negative300.bin")
embedding_initializer = UniformInitializer(scale=0.1)
weight_initializer = GlorotUniformInitializer()
# embedding = WordEmbedding(word_idx, filename=u"imdb.50.bin", initializer=embedding_initializer)
embedding = WordEmbedding(word_idx,
dim=64,
initializer=embedding_initializer)
from src.recurrent import RecurrentClassifier
classifier = RecurrentClassifier(embedding,
recurrent_encoder=RecurrentNormEncoder,
in_dim=embedding.dim,
hidden_dim=64,
initializer=weight_initializer,
batch_size=64,
num_label=2,
pooling="final",
activation="tanh")
classifier.train(train, dev, test)
def test_rae_sentiment():
train, dev, test, word_idx = read_sst(u"E:\\Corpus\\mr\\mr.shuffle.train",
u"E:\\Corpus\\mr\\mr.shuffle.test",
u"E:\\Corpus\\mr\\mr.shuffle.test",
)
embedding = WordEmbedding(word_idx, dim=3) # fname=u"F:\\Corpus\\imdb.50.bin")
classifier = PhraseRAEClassifier(embedding=embedding, n_out=2, uniform_range=0.01, normalize=False,
weight_rec=0.001, weight_l2=0.01, dropout=0, verbose=True)
classifier.fit(train, dev, test)
def pre_model(src_dict, tar_dict, config, verbose):
if rand_word_init:
src_embedding = WordEmbedding(src_dict, dim=config.dim)
tar_embedding = WordEmbedding(tar_dict, dim=config.dim)
else:
en_embedding_name = "data/embedding/en.token.min%d.dim%d.bin" % (
config.min_count, config.dim)
zh_embedding_name = "data/embedding/zh.token.min%d.dim%d.bin" % (
config.min_count, config.dim)
src_embedding = WordEmbedding(src_dict,
filename=zh_embedding_name,
dim=config.dim)
tar_embedding = WordEmbedding(tar_dict,
filename=en_embedding_name,
dim=config.dim)
return BilingualPhraseRAEBiLinear(src_embedding,
tar_embedding,
config=config,
verbose=verbose)
def pre_classifier(word_idx, embedding_name, labels_nums, word_dim, hidden_dims, batch_size, dropout, act):
hidden_dims = [int(hidden) for hidden in hidden_dims.split("_")]
embedding_initializer = UniformInitializer(scale=0.1)
weight_initializer = GlorotUniformInitializer()
embedding = WordEmbedding(word_idx, dim=word_dim, filename=embedding_name, binary=True,
initializer=embedding_initializer, add_unknown_word=True)
classifier = MultiTaskHierarchicalClassifier(embedding, in_dim=embedding.dim, hidden_dims=hidden_dims,
initializer=weight_initializer, batch_size=batch_size,
dropout=dropout, labels_nums=labels_nums, activation=act,
)
return classifier
def test_cnn():
import numpy as np
np.random.seed(0)
train, dev, test, word_idx = read_sst(
u"C:\\Users\\roger\\NLP\\Corpus\\sst_bi\\sst.bi.train",
u"C:\\Users\\roger\\NLP\\Corpus\\sst_bi\\sst.bi.dev",
u"C:\\Users\\roger\\NLP\\Corpus\\sst_bi\\sst.bi.test",
)
embedding = WordEmbedding(
word_idx,
dim=5) # fname=u"F:\\Corpus\\GoogleNews-vectors-negative300.bin")
classifier = ShallowCNNClassifier(embedding,
n_out=2,
verbose=True,
weight_l2=0.001)
classifier.fit(train, dev, test)
acc, pred = classifier.test(test[0], test[1])
print acc
def bi():
pre_logger()
train, dev, test, word_idx = read_sst(
u"sst.bi.train",
u"sst.bi.dev",
u"sst.bi.test",
)
# embedding = WordEmbedding(word_idx, filename=u"GoogleNews-vectors-negative300.bin")
embedding_initializer = UniformInitializer(scale=0.1)
weight_initializer = GlorotUniformInitializer()
# embedding = WordEmbedding(word_idx, filename=u"imdb.50.bin", initializer=embedding_initializer)
embedding = WordEmbedding(word_idx,
dim=50,
initializer=embedding_initializer)
classifier = EmbeddingClassifier(
embedding,
in_dim=embedding.dim,
hidden_dim=50,
initializer=weight_initializer,
batch_size=64,
num_label=2,
activation="tanh",
)
classifier.train(train, dev, test)
def main():
config_name = sys.argv[1]
forced_decode_data = "../gbrae/data/250w/tune_hyperparameter/tune.data"
brae_config = BRAEConfig(config_name)
train_data = "../gbrae/data/250w/tune_hyperparameter/train/tune.train"
dev_data = "../gbrae/data/250w/tune_hyperparameter/dev/tune.dev"
test_data = "../gbrae/data/250w/tune_hyperparameter/test/tune.test"
train_name = "dim%d_lrec%f_lsem%f_ll2%f_alpha%f_seed%d_batch%d_min%d_lr%f" % (
brae_config.dim,
brae_config.weight_rec,
brae_config.weight_sem,
brae_config.weight_l2,
brae_config.alpha,
brae_config.random_seed,
brae_config.batch_size,
brae_config.min_count,
brae_config.optimizer.param["lr"],
)
model_name = "model/%s" % train_name
temp_model = model_name + ".temp"
start_iter = int(sys.argv[3]) if len(sys.argv) > 3 else 0
end_iter = int(sys.argv[4]) if len(sys.argv) > 4 else 26
pre_logger("brae_" + train_name)
np.random.seed(brae_config.random_seed)
if start_iter == 0:
print "Load Dict ..."
en_embedding_name = "../gbrae/data/embedding/en.token.dim%d.bin" % brae_config.dim
zh_embedding_name = "../gbrae/data/embedding/zh.token.dim%d.bin" % brae_config.dim
tar_word_dict = WordEmbedding.load_word2vec_word_map(en_embedding_name,
binary=True,
oov=True)
src_word_dict = WordEmbedding.load_word2vec_word_map(zh_embedding_name,
binary=True,
oov=True)
print "Compiling Model ..."
brae = pre_model(src_word_dict,
tar_word_dict,
brae_config,
verbose=True)
print "Load All Data ..."
src_phrases, tar_phrases, src_tar_pair = read_phrase_list(
forced_decode_data, src_word_dict, tar_word_dict)
src_train = [p[WORD_INDEX] for p in src_phrases]
tar_train = [p[WORD_INDEX] for p in tar_phrases]
print "Write Binary Data ..."
with open(temp_model, 'wb') as fout:
pickle.dump(src_train, fout)
pickle.dump(tar_train, fout)
pickle.dump(src_tar_pair, fout)
pickle.dump(brae, fout)
pickle.dump(np.random.get_state(), fout)
if end_iter == 1:
exit(1)
else:
with open(temp_model, 'rb') as fin:
src_train = pickle.load(fin)
tar_train = pickle.load(fin)
src_tar_pair = pickle.load(fin)
brae = pickle.load(fin)
np.random.set_state(pickle.load(fin))
src_phrase2id = dict()
tar_phrase2id = dict()
for phrase, i in zip(src_phrases, xrange(len(src_phrases))):
src_phrase2id[phrase[TEXT_INDEX]] = i
for phrase, i in zip(tar_phrases, xrange(len(tar_phrases))):
tar_phrase2id[phrase[TEXT_INDEX]] = i
train_pair = load_sub_data_pair(train_data, src_phrase2id, tar_phrase2id)
dev_pair = load_sub_data_pair(dev_data, src_phrase2id, tar_phrase2id)
test_pair = load_sub_data_pair(test_data, src_phrase2id, tar_phrase2id)
brae.tune_hyper_parameter(src_train,
tar_train,
train_pair,
dev_pair,
test_pair,
brae_config,
model_name,
start_iter=start_iter,
end_iter=end_iter)
brae.save_model("%s.tune.model" % model_name)
def main():
min_count = int(sys.argv[1])
dim = 50
'''
forced_decode_data = "data/brae.train.data"
src_count_path = "data/src.trans.data"
tar_count_path = "data/tar.trans.data"
tar_para_path = "data/tar.para.data"
src_para_path = "data/src.para.data"
gbrae_data_name = "model/gbrae.data.min.count.%d.pkl" % min_count
gbrae_dict_name = "model/gbrae.dict.min.count.%d.pkl" % min_count
gbrae_phrase_dict_name = "model/gbrae.phrase.text.dict.pkl"
'''
forced_decode_data = "data/250w/tune_hyperparameter/tune.data"
src_count_path = "data/250w/tune_hyperparameter/tune.data"
#tar_count_path = "data/250w/phrase-table.filtered"
tar_para_path = "data/250w/enBP_alignPhraProb.xml"
src_para_path = "data/250w/chBP_alignPhraProb.xml"
gbrae_data_name = "data/250w/tune_hyperparameter/gbrae.data.tune.min.count.%d.pkl" % min_count
gbrae_dict_name = "data/250w/tune_hyperparameter/train/gbrae.dict.tune.min.count.%d.pkl" % min_count
gbrae_phrase_dict_name = "data/250w/tune_hyperparameter/gbrae.tune.phrase.text.dict.pkl"
print "Load Word Dict ..."
en_embedding_name = "data/embedding/en.token.dim%d.bin" % dim
zh_embedding_name = "data/embedding/zh.token.dim%d.bin" % dim
tar_word_dict = WordEmbedding.load_word2vec_word_map(en_embedding_name,
binary=True,
oov=True)
src_word_dict = WordEmbedding.load_word2vec_word_map(zh_embedding_name,
binary=True,
oov=True)
print "Load All Data ..."
src_phrases, tar_phrases, src_tar_pair = read_phrase_list(
forced_decode_data, src_word_dict, tar_word_dict)
print "Load Para Data ..."
src_phrases = read_para_list(src_para_path, src_phrases, src_word_dict)
tar_phrases = read_para_list(tar_para_path, tar_phrases, tar_word_dict)
print "Load Trans Data ..."
src_phrases, tar_phrases = read_trans_list(src_count_path, src_phrases,
tar_phrases, src_word_dict,
tar_word_dict)
#tar_phrases, src_phrases = read_trans_list(tar_count_path, tar_phrases, src_phrases,
#tar_word_dict, src_word_dict)
src_phrase2id = dict()
tar_phrase2id = dict()
for phrase, i in zip(src_phrases, xrange(len(src_phrases))):
src_phrase2id[phrase[TEXT_INDEX]] = i
for phrase, i in zip(tar_phrases, xrange(len(tar_phrases))):
tar_phrase2id[phrase[TEXT_INDEX]] = i
src_phrases = clean_text(src_phrases)
tar_phrases = clean_text(tar_phrases)
with open(gbrae_dict_name, 'wb') as fout:
print "Write Word Dict ..."
pickle.dump(src_word_dict, fout)
pickle.dump(tar_word_dict, fout)
with open(gbrae_data_name, 'wb') as fout:
print "Write Source Phrases Data ..."
pickle.dump(src_phrases, fout)
print "Write Target Phrases Data ..."
pickle.dump(tar_phrases, fout)
pickle.dump(src_tar_pair, fout)
with open(gbrae_phrase_dict_name, 'wb') as fout:
print "Write Source Phrases Dictionary ..."
pickle.dump(src_phrase2id, fout)
print "Write Target Phrases Dictionary ..."
pickle.dump(tar_phrase2id, fout)
def main(_):
phrase_file = FLAGS.phrase_file
src_para_file = FLAGS.src_para
tar_para_file = FLAGS.tar_para
trans_file = FLAGS.trans_file
src_phrase_list, tar_phrase_list, bi_phrase_list, src_word_idx, tar_word_idx = prepare_data(
phrase_file, src_para_file, tar_para_file, trans_file)
ssbrae_config = SSBRAEConfig(FLAGS.config_name)
src_word_embedding = WordEmbedding(src_word_idx,
dim=50,
name="src_word_embedding")
tar_word_embedding = WordEmbedding(tar_word_idx,
dim=50,
name="tar_word_embedding")
sess = tf.Session()
ssbrae_encoder = SSBRAEEncoder(
src_word_embedding, tar_word_embedding, ssbrae_config.activation,
ssbrae_config.normalize, ssbrae_config.weight_rec,
ssbrae_config.weight_sem, ssbrae_config.weight_embedding,
ssbrae_config.alpha, ssbrae_config.beta, ssbrae_config.max_src_len,
ssbrae_config.max_tar_len, ssbrae_config.n_epoch,
ssbrae_config.batch_size, ssbrae_config.dropout,
ssbrae_config.optimizer_config, ssbrae_config.para,
ssbrae_config.trans, ssbrae_config.para_num, ssbrae_config.trans_num,
sess)
train_phrase_list = bi_phrase_list[:-2 * ssbrae_encoder.batch_size]
valid_phrase_list = bi_phrase_list[-2 * ssbrae_encoder.
batch_size:-ssbrae_encoder.batch_size]
test_phrase_list = bi_phrase_list[-ssbrae_encoder.batch_size:]
pre_logger("ssbrae")
logger.info("Now train ssbrae encoder\n")
for i in range(ssbrae_encoder.n_epoch):
logger.info("Now train ssbrae encoder epoch %d\n" % i)
start_time = time.time()
losses = []
train_phrase_index = get_train_sequence(train_phrase_list,
ssbrae_encoder.batch_size)
num_batches = int(len(train_phrase_index) / ssbrae_encoder.batch_size)
for j in range(num_batches):
(src_pos, tar_pos, src_neg, tar_neg, src_para, tar_para, src_para_weight, tar_para_weight, src_tar_trans,\
tar_src_trans, src_tar_trans_weight, tar_src_trans_weight) = ssbrae_encoder.get_batch(src_phrase_list,
tar_phrase_list,
train_phrase_list,
train_phrase_index,
src_word_idx,
tar_word_idx, j)
result = ssbrae_encoder.ssbrae_train_step(
src_pos, tar_pos, src_neg, tar_neg, src_para, tar_para,
src_para_weight, tar_para_weight, src_tar_trans, tar_src_trans,
src_tar_trans_weight, tar_src_trans_weight)
if ssbrae_encoder.para and ssbrae_encoder.trans:
logger.info(
"train ssbrae_para epoch %d, step %d, total loss:%f, loss_l2: %f, loss_rec: %f,"
"loss_sem:%f, loss_para:%f, loss_trans:%f\n" %
(i, j, result[1], result[2], result[3], result[4],
result[5], result[6]))
elif ssbrae_encoder.para and not ssbrae_encoder.trans:
logger.info(
"train ssbrae_para epoch %d, step %d, total loss:%f, loss_l2: %f, loss_rec: %f,"
"loss_sem:%f, loss_para:%f\n" %
(i, j, result[1], result[2], result[3], result[4],
result[5]))
elif ssbrae_encoder.trans and not ssbrae_encoder.para:
logger.info(
"train ssbrae_para epoch %d, step %d, total loss:%f, loss_l2: %f, loss_rec: %f,"
"loss_sem:%f, loss_trans:%f\n" %
(i, j, result[1], result[2], result[3], result[4],
result[5]))
else:
raise ValueError("No such configuration")
losses.append(result[1:])
use_time = time.time() - start_time
valid_phrase_index = get_train_sequence(valid_phrase_list,
ssbrae_encoder.batch_size)
num_batches = int(len(valid_phrase_index) / ssbrae_encoder.batch_size)
dev_loss = []
for j in range(num_batches):
(src_pos, tar_pos, src_neg, tar_neg, src_para, tar_para, src_para_weight, tar_para_weight, src_tar_trans, \
tar_src_trans, src_tar_trans_weight, tar_src_trans_weight) = ssbrae_encoder.get_batch(src_phrase_list,
tar_phrase_list,
valid_phrase_list,
valid_phrase_index,
src_word_idx,
tar_word_idx, j)
dev_loss.append(
ssbrae_encoder.ssbrae_predict_step(
src_pos, tar_pos, src_neg, tar_neg, src_para, tar_para,
src_para_weight, tar_para_weight, src_tar_trans,
tar_src_trans, src_tar_trans_weight, tar_src_trans_weight))
logger.info("train ssbrae encoder epoch %d, use time:%d\n" %
(i, use_time))
ave_train_loss = np.average(losses, axis=0)
ave_dev_loss = np.average(dev_loss, axis=0)
if ssbrae_encoder.para and ssbrae_encoder.trans:
logger.info(
"train: total loss:%f, l2 loss:%f, rec loss:%f, sem loss:%f, para loss:%f, trans loss:%f\n"
% (ave_train_loss[0], ave_train_loss[1], ave_train_loss[2],
ave_train_loss[3], ave_train_loss[4], ave_train_loss[5]))
logger.info(
"dev: total loss:%f, l2 loss:%f, rec loss:%f, sem loss:%f, para loss:%f, trans loss:%f"
% (ave_dev_loss[0], ave_dev_loss[1], ave_dev_loss[2],
ave_dev_loss[3], ave_dev_loss[4], ave_dev_loss[5]))
elif ssbrae_encoder.para and not ssbrae_encoder.trans:
logger.info(
"train: total loss:%f, l2 loss:%f, rec loss:%f, sem loss:%f, para loss:%f\n"
% (ave_train_loss[1], ave_train_loss[2], ave_train_loss[3],
ave_train_loss[4], ave_train_loss[5]))
logger.info(
"dev: total loss:%f, l2 loss:%f, rec loss:%f, sem loss:%f, para loss:%f"
% (ave_dev_loss[0], ave_dev_loss[1], ave_dev_loss[2],
ave_dev_loss[3], ave_dev_loss[4]))
elif ssbrae_encoder.trans and not ssbrae_encoder.para:
logger.info(
"train: total loss:%f, l2 loss:%f, rec loss:%f, sem loss:%f, trans loss:%f\n"
% (ave_train_loss[1], ave_train_loss[2], ave_train_loss[3],
ave_train_loss[4], ave_train_loss[5]))
logger.info(
"dev: total loss:%f, l2 loss:%f, rec loss:%f, sem loss:%f, trans loss:%f"
% (ave_dev_loss[0], ave_dev_loss[1], ave_dev_loss[2],
ave_dev_loss[3], ave_dev_loss[4]))
checkpoint_path = os.path.join(FLAGS.train_dir,
"ssbare_encoder.epoch%d.ckpt" % i)
#ssbrae_encoder.saver.save(ssbrae_encoder.sess, checkpoint_path, global_step=ssbrae_encoder.global_step)
ssbrae_encoder.saver.save(ssbrae_encoder.sess, checkpoint_path)
test_phrase_index = get_train_sequence(test_phrase_list,
ssbrae_encoder.batch_size)
num_batches = int(len(test_phrase_index) / ssbrae_encoder.batch_size)
test_loss = []
for j in range(num_batches):
(src_pos, tar_pos, src_neg, tar_neg, src_para, tar_para, src_para_weight, tar_para_weight, src_tar_trans, \
tar_src_trans, src_tar_trans_weight, tar_src_trans_weight) = ssbrae_encoder.get_batch(src_phrase_list,
tar_phrase_list,
test_phrase_list,
test_phrase_index,
src_word_idx,
tar_word_idx, j)
test_loss.append(
ssbrae_encoder.ssbrae_predict_step(
src_pos, tar_pos, src_neg, tar_neg, src_para, tar_para,
src_para_weight, tar_para_weight, src_tar_trans, tar_src_trans,
src_tar_trans_weight, tar_src_trans_weight))
ave_test_loss = np.average(test_loss, axis=0)
if ssbrae_encoder.para and ssbrae_encoder.trans:
logger.info(
"test: total loss:%f, l2 loss:%f, rec loss:%f, sem loss:%f, para loss:%f, trans loss:%f"
% (ave_test_loss[0], ave_test_loss[1], ave_test_loss[2],
ave_test_loss[3], ave_test_loss[4], ave_test_loss[5]))
elif ssbrae_encoder.para and not ssbrae_encoder.trans:
logger.info(
"test: total loss:%f, l2 loss:%f, rec loss:%f, sem loss:%f, para loss:%f"
% (ave_test_loss[0], ave_test_loss[1], ave_test_loss[2],
ave_test_loss[3], ave_test_loss[4]))
elif ssbrae_encoder.trans and not ssbrae_encoder.para:
logger.info(
"test: total loss:%f, l2 loss:%f, rec loss:%f, sem loss:%f, trans loss:%f"
% (ave_test_loss[0], ave_test_loss[1], ave_test_loss[2],
ave_test_loss[3], ave_test_loss[4]))
def main():
train_test = sys.argv[1]
if train_test not in ["train", "predict"]:
sys.stderr("train or predict")
exit(1)
config_name = sys.argv[2]
forced_decode_data = "../gbrae/data/250w/phrase-table.filtered"
phrase_data_path = "data/phrase.list"
brae_config = BRAEConfig(config_name)
train_name = "dim%d_lrec%f_lsem%f_ll2%f_alpha%f_seed%d_batch%d_min%d_lr%f" % (brae_config.dim,
brae_config.weight_rec,
brae_config.weight_sem,
brae_config.weight_l2,
brae_config.alpha,
brae_config.random_seed,
brae_config.batch_size,
brae_config.min_count,
brae_config.optimizer.param["lr"],)
model_name = "model/%s" % train_name
temp_model = model_name + ".temp"
if train_test == "train":
start_iter = int(sys.argv[3]) if len(sys.argv) > 3 else 0
end_iter = int(sys.argv[4]) if len(sys.argv) > 4 else 26
pre_logger("brae_" + train_name)
np.random.seed(brae_config.random_seed)
if start_iter == 0:
print "Load Dict ..."
en_embedding_name = "../gbrae/data/embedding/en.token.dim%d.bin" % brae_config.dim
zh_embedding_name = "../gbrae/data/embedding/zh.token.dim%d.bin" % brae_config.dim
tar_word_dict = WordEmbedding.load_word2vec_word_map(en_embedding_name, binary=True, oov=True)
src_word_dict = WordEmbedding.load_word2vec_word_map(zh_embedding_name, binary=True, oov=True)
print "Compiling Model ..."
brae = pre_model(src_word_dict, tar_word_dict, brae_config, verbose=True)
print "Load All Data ..."
src_phrases, tar_phrases, src_tar_pair = read_phrase_list(forced_decode_data, src_word_dict, tar_word_dict)
src_train = [p[WORD_INDEX] for p in src_phrases]
tar_train = [p[WORD_INDEX] for p in tar_phrases]
print "Write Binary Data ..."
with open(temp_model, 'wb') as fout:
pickle.dump(src_train, fout)
pickle.dump(tar_train, fout)
pickle.dump(src_tar_pair, fout)
pickle.dump(brae, fout)
pickle.dump(np.random.get_state(), fout)
if end_iter == 1:
exit(1)
else:
with open(temp_model, 'rb') as fin:
src_train = pickle.load(fin)
tar_train = pickle.load(fin)
src_tar_pair = pickle.load(fin)
brae = pickle.load(fin)
np.random.set_state(pickle.load(fin))
brae.train(src_train, tar_train, src_tar_pair, brae_config, model_name, start_iter, end_iter)
brae.save_model("%s.model" % model_name)
elif train_test == "predict":
num_process = int(sys.argv[3]) if len(sys.argv) > 3 else 0
brae_predict(phrase_data_path, train_name + ".pred", model_file="%s.model" % model_name, num_process=num_process)
else:
sys.stderr("train or predict")
exit(1)
def main(_):
phrase_file = FLAGS.phrase_file
src_para_file = FLAGS.src_para_file
tar_para_file = FLAGS.tar_para_file
trans_file = FLAGS.trans_file
src_phrase_list, tar_phrase_list, bi_phrase_list, src_word_idx, tar_word_idx = prepare_data(phrase_file,
src_para_file,
tar_para_file,
trans_file)
# src rae encoder
src_config_name = FLAGS.src_config_name
src_rae_config = BRAEConfig(src_config_name)
src_embedding = WordEmbedding(src_word_idx, dim=50, name="src_embedding")
sess = tf.Session()
src_rae_encoder = RAEEncoder(src_rae_config.activation, src_embedding, src_rae_config.normalize,
src_rae_config.weight_rec, src_rae_config.weight_embedding, src_rae_config.n_epoch,
src_rae_config.max_src_len, src_rae_config.batch_size, src_rae_config.dropout,
src_rae_config.optimizer_config, sess, name="rae_encoder")
# tar rae encoder
tar_config_name = FLAGS.tar_config_name
tar_rae_config = BRAEConfig(tar_config_name)
tar_embedding = WordEmbedding(tar_word_idx, dim=50, name="tar_embedding")
tar_rae_encoder = RAEEncoder(tar_rae_config.activation, tar_embedding, tar_rae_config.normalize,
tar_rae_config.weight_rec, tar_rae_config.weight_embedding, tar_rae_config.n_epoch,
tar_rae_config.max_tar_len, tar_rae_config.batch_size, tar_rae_config.dropout,
tar_rae_config.optimizer_config, sess, name="tar_rae_encoder")
train_phrase_list = src_phrase_list[: - 2 * src_rae_config.batch_size],
valid_phrase_list = src_phrase_list[-2 * src_rae_config.batch_size: - src_rae_config.batch_size]
test_phrase_list = src_phrase_list[- src_rae_config.batch_size:]
logger.info("Now train the src rae encoder:\n")
for i in range(src_rae_encoder.n_epoch):
logger.info("Now train src rae epoch %d\n" % (i + 1))
start_time = time.time()
src_train_index = get_train_sequence(train_phrase_list, src_rae_encoder.batch_size)
batch_number = int(len(src_train_index) / src_rae_encoder.batch_size)
losses = []
for j in range(batch_number):
inputs = src_rae_encoder.get_batch(train_phrase_list, src_train_index, j, src_word_idx)
loss = src_rae_encoder.train_step(inputs)
logging.info("src rae epoch %d, step %d, loss: %f\n" % (i, j, loss))
losses.append(loss)
src_valid_index = get_train_sequence(valid_phrase_list, src_rae_encoder.batch_size)
valid_batches = int(len(src_valid_index) / src_rae_encoder.batch_size)
dev_loss = []
for j in range(valid_batches):
inputs = src_rae_encoder.get_batch(valid_phrase_list, src_valid_index, j, src_word_idx)
dev_loss.append(src_rae_encoder.predict_step(inputs))
use_time = time.time() - start_time
logger.info("src rae epoch %d, time: %d, train loss:%f, development loss:%f\n"
% (i, use_time, sess.run(tf.reduce_mean(losses)), sess.run(tf.reduce_mean(dev_loss))))
checkpoint_path = os.path.join(FLAGS.train_dir, "src_rae.epoch%d.ckpt" % i)
src_rae_encoder.saver.save(src_rae_encoder.sess, checkpoint_path, global_step=src_rae_encoder.global_step)
src_test_index = get_train_sequence(test_phrase_list, src_rae_encoder.batch_size)
test_batches = int(len(src_test_index) / src_rae_encoder.batch_size)
test_loss = []
for j in range(test_batches):
inputs = src_rae_encoder.get_batch(test_phrase_list, src_test_index, j, src_word_idx)
test_loss.append(src_rae_encoder.predict_step(inputs))
logger.info("src test loss : %f\n" % sess.run(tf.reduce_mean(test_loss)))
def __init__(self, entity_index, relation_index, entity_dim=100, k=100,
initializer=default_initializer, regularization_weight=0.0001):
self.relation_num = len(relation_index)
self.scorer = SingleLayerModel(entity_dim=entity_dim, relation_num=self.relation_num,
k=k, initializer=UniformInitializer(scale=1 / np.sqrt(entity_dim * 2)))
self.entity_embedding = WordEmbedding(entity_index, dim=entity_dim, initializer=initializer)
self.regularization_weight = regularization_weight
self.e1_index = T.lscalar()
self.e2_index = T.lscalar()
self.ec_index = T.lscalar()
self.relation_index = T.lscalar()
self.pos_score = self.scorer.score(self.entity_embedding[self.e1_index],
self.entity_embedding[self.e2_index],
self.relation_index)
self.neg_score = self.scorer.score(self.entity_embedding[self.e1_index],
self.entity_embedding[self.ec_index],
self.relation_index)
self.loss_max_margin = T.maximum(0.0, self.neg_score - self.pos_score + 1.0)
self.e1_index_batch = T.lvector()
self.e2_index_batch = T.lvector()
self.ec_index_batch = T.lvector()
self.relation_index_batch = T.lvector()
self.pos_score_batch = self.scorer.score_batch(self.entity_embedding[self.e1_index_batch],
self.entity_embedding[self.e2_index_batch],
self.relation_index_batch)
self.neg_score_batch = self.scorer.score_batch(self.entity_embedding[self.e1_index_batch],
self.entity_embedding[self.ec_index_batch],
self.relation_index_batch)
self.loss_max_margin_batch = T.sum(T.maximum(0.0, self.neg_score_batch - self.pos_score_batch + 1.0))
self.pos_score_relation = self.scorer.score_one_relation(self.entity_embedding[self.e1_index_batch],
self.entity_embedding[self.e2_index_batch],
self.relation_index)
self.neg_score_relation = self.scorer.score_one_relation(self.entity_embedding[self.e1_index_batch],
self.entity_embedding[self.ec_index_batch],
self.relation_index)
self.loss_max_margin_relation = T.sum(T.maximum(0.0, self.neg_score_relation - self.pos_score_relation + 1.0))
self.params = self.entity_embedding.params + self.scorer.params
self.l2_norm = self.entity_embedding.l2_norm + self.scorer.l2_norm
self.l2_loss = self.regularization_weight * self.l2_norm / 2
sgd_optimizer = AdaDeltaOptimizer(lr=0.95, norm_lim=-1)
self.loss = self.loss_max_margin + self.l2_loss
updates = sgd_optimizer.get_update(self.loss, self.params)
self.loss_batch = self.loss_max_margin_batch + self.l2_loss
updates_batch = sgd_optimizer.get_update(self.loss_batch, self.params)
grad_margin_relation = T.grad(self.loss_max_margin_relation, self.params)
grad_l2 = T.grad(self.l2_loss, self.params)
self.train_one_instance = theano.function(inputs=[self.e1_index, self.e2_index,
self.ec_index, self.relation_index],
outputs=[self.loss, self.loss_max_margin, self.l2_loss],
updates=updates)
self.score_one_instance = theano.function(inputs=[self.e1_index, self.e2_index, self.relation_index],
outputs=[self.pos_score])
self.train_batch_instance = theano.function(inputs=[self.e1_index_batch, self.e2_index_batch,
self.ec_index_batch, self.relation_index_batch],
outputs=[self.loss_batch, self.loss_max_margin_batch, self.l2_loss],
updates=updates_batch)
self.score_batch_instance = theano.function(inputs=[self.e1_index_batch, self.e2_index_batch,
self.relation_index_batch],
outputs=self.pos_score_batch)
self.grad_relation_margin = theano.function(inputs=[self.e1_index_batch, self.e2_index_batch,
self.ec_index_batch, self.relation_index],
outputs=[self.loss_max_margin_relation] + grad_margin_relation,
)
self.forward_relation_margin = theano.function(inputs=[self.e1_index_batch, self.e2_index_batch,
self.ec_index_batch, self.relation_index],
outputs=[self.loss_max_margin_relation],
)
self.grad_l2 = theano.function(inputs=[], outputs=[self.l2_loss] + grad_l2,)
self.forward_l2 = theano.function(inputs=[], outputs=[self.l2_loss],)
self.score_relation_instance = theano.function(inputs=[self.e1_index_batch, self.e2_index_batch,
self.relation_index],
outputs=self.pos_score_relation)
def __init__(self,
key_index,
label_num,
pretrain_name=None,
encoder='lstm',
word_dim=300,
hidden='100_100',
dropout=0.5,
regularization_weight=0.0001,
optimizer_name='adagrad',
lr=0.1,
norm_lim=-1,
label2index_filename=None):
self.label2index, self.index2label = self.load_label_index(
label2index_filename, label_num)
self.indexs = T.imatrix() # (batch, max_len)
self.golden = T.ivector() # (batch, )
self.max_len = T.iscalar() # max length
self.s1_mask = self.indexs[:, :self.max_len] > 0
self.s1_mask = self.s1_mask * T.constant(1.0,
dtype=theano.config.floatX)
if pretrain_name is None:
self.embedding = WordEmbedding(
key_index,
dim=word_dim,
initializer=UniformInitializer(scale=0.01))
else:
self.embedding = WordEmbedding(key_index,
filename=pretrain_name,
normalize=False,
binary=True)
assert self.embedding.dim == word_dim
self.word_embeddings = self.embedding[self.indexs[:, :self.max_len]]
if type(hidden) is str:
hidden_dims = [int(hid) for hid in hidden.split('_')]
else:
hidden_dims = [hidden]
if encoder == 'lstm':
encoder_layer = LSTMEncoder(in_dim=word_dim,
hidden_dim=hidden_dims[0],
pooling='final',
prefix="LSTM_",
dropout=dropout)
elif encoder == 'bilstm':
encoder_layer = BiLSTMEncoder(in_dim=word_dim,
hidden_dim=hidden_dims[0],
pooling='final',
prefix="BiLSTM_",
bidirection_shared=True,
dropout=dropout)
elif encoder == 'recurrent':
encoder_layer = RecurrentEncoder(in_dim=word_dim,
hidden_dim=hidden_dims[0],
pooling='final',
prefix="Recurrent_",
dropout=dropout)
elif encoder == 'birecurrent':
encoder_layer = BiRecurrentEncoder(in_dim=word_dim,
hidden_dim=hidden_dims[0],
pooling='final',
prefix="BiRecurrent_",
bidirection_shared=True,
dropout=dropout)
elif encoder == 'gru':
encoder_layer = GRUEncoder(in_dim=word_dim,
hidden_dim=hidden_dims[0],
pooling='final',
prefix="GRU_",
dropout=dropout)
elif encoder == 'bigru':
encoder_layer = BiGRUEncoder(in_dim=word_dim,
hidden_dim=hidden_dims[0],
pooling='final',
prefix="BiGRU_",
bidirection_shared=True,
dropout=dropout)
elif encoder == 'cbow':
encoder_layer = CBOWLayer(in_dim=word_dim, )
elif encoder == 'cnn':
encoder_layer = MultiFilterConvolutionLayer(
in_dim=word_dim,
hidden_dim=hidden_dims[0],
pooling='max',
prefix="ConvLayer_",
kernel_sizes=CONV_FILTER_SIZES)
else:
raise NotImplementedError
self.text_embedding = encoder_layer.forward_batch(
self.word_embeddings, self.s1_mask)
if len(hidden_dims) > 1:
hidden_layer = MultiHiddenLayer(in_dim=encoder_layer.out_dim,
hidden_dims=hidden_dims[1:],
dropout=dropout,
prefix='Full_Connected_Layer_')
classifier_input = hidden_layer.forward_batch(self.text_embedding)
classifier_input_dim = hidden_layer.out_dim
else:
classifier_input = self.text_embedding
classifier_input_dim = encoder_layer.out_dim
self.classifier = SoftmaxClassifier(classifier_input_dim,
label_num,
dropout=dropout)
self.predict_loss = self.classifier.loss(classifier_input, self.golden)
self.predict_prob = self.classifier.forward_batch(classifier_input)
self.predict_label = T.argmax(self.predict_prob, axis=1)
"""Params in TextClassifier"""
self.params = self.classifier.params + encoder_layer.params
self.l2_norm = self.classifier.l2_norm + encoder_layer.l2_norm
if len(hidden_dims) > 1:
self.params += hidden_layer.params
self.l2_norm += hidden_layer.l2_norm
self.l2_loss = regularization_weight * self.l2_norm / 2
self.loss = self.predict_loss + self.l2_loss
"""Opimizer and Loss"""
if optimizer_name == 'adagrad':
sgd_optimizer = AdaGradOptimizer(lr=lr, norm_lim=norm_lim)
elif optimizer_name == 'adadelta':
sgd_optimizer = AdaDeltaOptimizer(lr=lr, norm_lim=norm_lim)
elif optimizer_name == 'sgd':
sgd_optimizer = SGDOptimizer(lr=lr, norm_lim=norm_lim)
elif optimizer_name == 'momentum':
sgd_optimizer = SGDMomentumOptimizer(lr=lr, norm_lim=norm_lim)
elif optimizer_name == 'adam':
sgd_optimizer = AdamOptimizer(lr=lr, norm_lim=norm_lim)
else:
raise NotImplementedError
self.train_indexs = T.ivector()
self.train_data_x = shared_zero_matrix(shape=(5, 5),
name="train_data_x",
dtype=np.int32)
self.train_data_y = shared_zero_matrix(shape=(5, ),
name="train_data_y",
dtype=np.int32)
self.model_params = self.params + self.embedding.params
"""Theano Function"""
if EMBEDDING_LR > 0:
embedding_updates = SGDOptimizer(lr=EMBEDDING_LR,
norm_lim=-1).get_update(
self.loss,
self.embedding.params)
updates = sgd_optimizer.get_update(
self.loss, self.params, norm_exc_params=self.embedding.params)
updates.update(embedding_updates)
elif EMBEDDING_LR < 0:
# Optimize Embedding using Global Optimizer
self.params += self.embedding.params
updates = sgd_optimizer.get_update(
self.loss, self.params, norm_exc_params=self.embedding.params)
else:
# Fix Embedding
updates = sgd_optimizer.get_update(
self.loss, self.params, norm_exc_params=self.embedding.params)
self.train_batch = theano.function(
inputs=[self.train_indexs, self.max_len],
outputs=[self.loss, self.predict_loss, self.l2_loss],
updates=updates,
givens=[(self.indexs, self.train_data_x[self.train_indexs]),
(self.golden, self.train_data_y[self.train_indexs])])
self.loss_batch = theano.function(
inputs=[self.indexs, self.golden, self.max_len],
outputs=[self.loss, self.predict_loss, self.l2_loss],
)
self.pred_prob_batch = theano.function(
inputs=[self.indexs, self.max_len],
outputs=[self.predict_prob],
)
self.pred_label_batch = theano.function(
inputs=[self.indexs, self.max_len],
outputs=[self.predict_label],
)
self.get_l2_loss = theano.function(
inputs=[],
outputs=[self.l2_loss, self.l2_norm],
)