def load_model(
train_file=os.path.join(CURRENT_DIR, "../data/ere_filtered_train.txt"),
eval_file=os.path.join(CURRENT_DIR, "../data/ere_filtered_test.txt"),
model_path=os.path.join(CURRENT_DIR,
"../data/filter_ere_dp_mask_5000.636.pkl")):
data = data_pro.load_data(train_file)
e_data = data_pro.load_data(eval_file)
word_dict = data_pro.build_dict(data[0] + e_data[0])
entype_dict = data_pro.buildTypeDict(data[4] + e_data[4])
neural_model = torch.load(model_path, map_location={'cuda:0': 'cpu'})
neural_model.eval()
return word_dict, entype_dict, neural_model
def load_uk(train_file=os.path.join(CURRENT_DIR,
"../data/convert_ere_uk_train.txt"),
eval_file=os.path.join(CURRENT_DIR,
"../data/convert_ere_uk_test.txt"),
model_path=os.path.join(CURRENT_DIR,
"../data/uk_new_piece_5000.682.pkl")):
data = data_pro.load_data(train_file)
e_data = data_pro.load_data(eval_file)
word_dict = data_pro.build_dict(data[0] + e_data[0])
entype_dict = data_pro.buildTypeDict(data[4] + e_data[4])
neural_model = torch.load(model_path, map_location={'cuda:0': 'cpu'})
neural_model.eval()
return word_dict, entype_dict, neural_model
from sklearn.model_selection import KFold
DW = 100
N = 123
DP = 25
NP = 123
NR = 19
DC = 1000
KP = 0.6
K = 3
LR = 0.2
BATCH_SIZE = 50
epochs = 100
data = pro.load_data('./data/train.txt')
t_data = pro.load_data('./data/test.txt')
word_dict = pro.build_dict(data[0])
x, y, e1, e2, dist1, dist2 = pro.vectorize(data, word_dict, N)
y = np.array(y).astype(np.int64)
np_cat = np.concatenate((x, np.array(e1).reshape(-1, 1), np.array(e2).reshape(-1, 1), np.array(dist1), np.array(dist2)),
1)
e_x, e_y, e_e1, e_e2, e_dist1, e_dist2 = pro.vectorize(t_data, word_dict, N)
y = np.array(y).astype(np.int64)
eval_cat = np.concatenate(
(e_x, np.array(e_e1).reshape(-1, 1), np.array(e_e2).reshape(-1, 1), np.array(e_dist1), np.array(e_dist2)), 1)
tx, ty, te1, te2, td1, td2 = pro.vectorize(t_data, word_dict, N)
embed_file = './data/embedding/senna/embeddings.txt'
vac_file = './data/embedding/senna/words.lst'
embedding = pro.load_embedding(embed_file, vac_file, word_dict)
#model = pa.ACNN(N, embedding, DP, NP, K, NR, DC, KP).cuda()
def main():
print(
'\n---------------------------------------------- Setup -----------------------------------------------'
)
parser = ArgumentParser(description='')
parser.add_argument('--max_len',
type=int,
metavar='<MAX_LEN>',
default=123,
help='max_len')
parser.add_argument('--pos_embed_size',
type=int,
metavar='<POS_EMBED_SIZE>',
default=70,
help='position_embedding_size')
parser.add_argument('--n_pos_embed',
type=int,
metavar='<N_POS_EMBED>',
default=123,
help='position_embedding_num')
parser.add_argument('--window',
type=int,
metavar='<WINDOW>',
default=3,
help='slide_window')
parser.add_argument('--n_filters',
type=int,
metavar='<n_filters>',
default=1000,
help='num_filters')
parser.add_argument('--p_dropout',
type=float,
metavar='<p_dropout>',
default=0.5,
help='keep_prob')
parser.add_argument('--epochs',
type=int,
metavar='<EPOCHS>',
default=50,
help='number of epochs')
parser.add_argument('--lr',
type=float,
metavar='<LR>',
default=0.001,
help='learning_rate')
parser.add_argument('--decay',
type=float,
metavar='<decay>',
default=0,
help='weight_decay')
parser.add_argument('--batch_size',
type=int,
metavar='<BATCH_SIZE>',
default=32,
help='batch_size')
parser.add_argument('--opt',
type=str,
metavar='<OPT>',
default='adam',
help='optimizer: adam or sgd')
A = parser.parse_args()
N_CLASS = 19 # class_num
N_EPOCHS = A.epochs
MAX_LEN = A.max_len # max_len
POS_EMBED_SIZE = A.pos_embed_size # position_embedding_size
N_POS_EMBED = A.n_pos_embed # position_embedding_num
WINDOW = A.window # slide_window
BATCH_SIZE = A.batch_size
n_filters = A.n_filters # num_filters
p_dropout = A.p_dropout # keep_prob
LR = A.lr # learning_rate
DECAY = A.decay # learning rate decay
OPT = A.opt
TIMESTAMP = time.strftime("%Y%m%d-%H%M")
FPATH_BEST_MODEL = 'saved_models/20190122/crcnn_opt-{}_epoch-{}_lr-{}_decay-{}_{}.pkl'.format(
OPT, N_EPOCHS, LR, DECAY, TIMESTAMP)
print('Parameters:\n{}'.format(
dict(MAX_LEN=MAX_LEN,
POS_EMBED_SIZE=POS_EMBED_SIZE,
N_POS_EMBED=N_POS_EMBED,
N_CLASS=N_CLASS,
n_filters=n_filters,
p_dropout=p_dropout,
WINDOW=WINDOW,
LR=LR,
DECAY=DECAY,
BATCH_SIZE=BATCH_SIZE,
EPOCHS=N_EPOCHS,
OPT=OPT,
TIMESTAMP=TIMESTAMP)))
# print('\n---------------------------------------------- Load Data -----------------------------------------------')
data_train_valid = pro.load_data('data/nine_train.txt')
concat = list(
zip(data_train_valid[0], data_train_valid[1], data_train_valid[2],
data_train_valid[3]))
data_train, data_validation = train_test_split(concat,
test_size=0.2,
random_state=0)
# print(data_train[0])
new_data_train = [i for i in zip(*data_train)]
new_data_validation = [i for i in zip(*data_validation)]
word_dict = pro.build_dict(
new_data_train[0] +
new_data_validation[0]) # word_dict: 19215 words and their id
print('len(word_dict): ', len(word_dict))
sent_train, y_train, dist1_train, dist2_train = pro.vectorize(
new_data_train, word_dict, MAX_LEN)
y_train = np.array(y_train).astype(np.int64)
X_train = np.concatenate(
(sent_train, np.array(dist1_train), np.array(dist2_train)), 1)
print('Data shape: X_train={}, y_train={}'.format(X_train.shape,
y_train.shape))
sent_valid, y_valid, dist1_valid, dist2_valid = pro.vectorize(
new_data_validation, word_dict, MAX_LEN)
y_valid = np.array(y_valid).astype(np.int64)
X_valid = np.concatenate(
(sent_valid, np.array(dist1_valid), np.array(dist2_valid)), 1)
print('Data shape: X_valid={}, y_valid={}'.format(X_valid.shape,
y_valid.shape))
# fpath_embedding = '../relation-extraction-ly-dev/data/pre_trained_embeddings/glove.6B.300d.txt'
# embedding_matrix = pro.load_glove_embeddings(fpath_embedding, word_dict)
# print('Pre-trained embeddings loaded from <{}>.'.format(fpath_embedding))
# np.save('data/embedding_matrix.npy', embedding_matrix)
embedding_matrix = np.load('data/embedding_matrix.npy')
print(
'\n---------------------------------------------- Build Model -----------------------------------------------'
)
model = CR_CNN(MAX_LEN, embedding_matrix, POS_EMBED_SIZE, N_POS_EMBED,
WINDOW, N_CLASS, n_filters, p_dropout).cuda()
print(model)
loss_func = PairwiseRankingLoss(N_CLASS)
if OPT == 'adam':
optimizer = torch.optim.Adam(model.parameters(),
lr=LR,
weight_decay=DECAY)
elif OPT == 'sgd':
optimizer = torch.optim.SGD(model.parameters(),
lr=LR,
weight_decay=DECAY)
# end if
print(
'\n------------------------------------------------- Train --------------------------------------------------'
)
def data_unpack(cat_data, target):
list_x = np.split(cat_data.numpy(), [MAX_LEN, MAX_LEN + N_POS_EMBED],
1)
batch_x = Variable(torch.from_numpy(list_x[0])).cuda()
batch_d1 = Variable(torch.from_numpy(list_x[1])).cuda()
batch_d2 = Variable(torch.from_numpy(list_x[2])).cuda()
target = Variable(target).cuda()
return batch_x, batch_d1, batch_d2, target
def prediction(sc, y):
'''
Calculat the f1 score for y_true and y_predict.
c_target_dict: 19 relation label -> 19 relation name
tr_target_dict: 19 relation name -> 10 relation label
'''
y_true = y.cpu().data.numpy()
y_predict = torch.max(sc, 1)[1].long().cpu().data.numpy()
f1 = f1_score(y_true, y_predict, average='micro')
return f1 * 100
# end def
best_score = 0
patience = 0
for i in range(1, N_EPOCHS + 1):
patience += 1
# train over batches
tensor_x_train = torch.from_numpy(X_train.astype(np.int64))
tensor_y_train = torch.LongTensor(y_train)
train_datasets = D.TensorDataset(data_tensor=tensor_x_train,
target_tensor=tensor_y_train)
train_dataloader = D.DataLoader(dataset=train_datasets,
batch_size=BATCH_SIZE,
shuffle=True,
num_workers=2)
score_train = 0
loss = 0
n_trained_batch = 0
for (batch_x_cat, batch_y) in train_dataloader:
n_trained_batch += 1
batch_x, batch_d1, batch_d2, batch_y = data_unpack(
batch_x_cat, batch_y)
# print('batch_x: ', batch_x.shape)
# print('batch_d1: ', batch_d1.shape)
# print('batch_d2: ', batch_d2.shape)
weight_o = model(batch_x, batch_d1, batch_d2)
loss_per_batch = loss_func(weight_o, batch_y)
optimizer.zero_grad()
loss_per_batch.backward()
optimizer.step()
loss += loss_per_batch
score_train += prediction(weight_o, batch_y)
# end for
loss = loss.cpu().data.numpy()[0] / n_trained_batch
score_train = score_train / n_trained_batch
# evaluate over batches
tensor_X_valid = torch.from_numpy(X_valid.astype(np.int64))
tensor_y_valid = torch.LongTensor(y_valid)
valid_datasets = D.TensorDataset(data_tensor=tensor_X_valid,
target_tensor=tensor_y_valid)
valid_dataloader = D.DataLoader(dataset=valid_datasets,
batch_size=BATCH_SIZE,
shuffle=True,
num_workers=2)
score_val = 0
n_eval_batch = 0
for (batch_x_cat, batch_y) in valid_dataloader:
batch_x, batch_d1, batch_d2, batch_y = data_unpack(
batch_x_cat, batch_y)
weight_o = model(batch_x, batch_d1, batch_d2, False)
score_val += prediction(weight_o, batch_y)
n_eval_batch += 1
# end for
score_val = score_val / n_eval_batch
# if i % 10 == 0:
print(
'Epoch [{}/{}]\t train_loss: {:4f}\t train_f1: {:.3f}\t test_f1: {:.3f}'
.format(i, N_EPOCHS, loss, score_train, score_val))
# save best model
current_score = score_val
if current_score > best_score:
patience = 0
best_score = current_score
torch.save(model.state_dict(), FPATH_BEST_MODEL)
print('Model saved to <{}>'.format(FPATH_BEST_MODEL))
if patience >= 10:
print('Earlystopping: patience = {}'.format(patience))
break
# end for
with open('saved_models/20190122/results_20190122.csv', 'a') as f:
writer = csv.writer(f)
writer.writerow([
TIMESTAMP,
round(best_score,
3), OPT, BATCH_SIZE, N_EPOCHS, LR, DECAY, n_filters,
p_dropout, MAX_LEN, POS_EMBED_SIZE, N_POS_EMBED, WINDOW, N_CLASS
])
f.close()
print(
'\n------------------------------------------------- Test --------------------------------------------------\n'
)
# model = torch.load('saved_models/20190122/crcnn_opt-adam_epoch-50_lr-0.001_decay-0_20190122-2049.pkl')
# test
data_test = pro.load_data('data/nine_test.txt')
sent_test, y_test, dist1_test, dist2_test = pro.vectorize(
data_test, word_dict, MAX_LEN)
y_test = np.array(y_test).astype(np.int64)
X_test = np.concatenate(
(sent_test, np.array(dist1_test), np.array(dist2_test)), 1)
print('Data shape: X_test={}, y_test={}'.format(X_test.shape,
y_test.shape))
# evaluate on test set
tensor_X_test = torch.from_numpy(X_test.astype(np.int64))
tensor_y_test = torch.LongTensor(y_test)
test_datasets = D.TensorDataset(data_tensor=tensor_X_test,
target_tensor=tensor_y_test)
test_dataloader = D.DataLoader(dataset=test_datasets,
batch_size=BATCH_SIZE,
shuffle=True,
num_workers=2)
score_test = 0
n_test_batch = 0
y_predict_test = []
y_true_test = []
for (batch_x_cat, batch_y) in test_dataloader:
batch_x, batch_d1, batch_d2, batch_y = data_unpack(
batch_x_cat, batch_y)
weight_o = model(batch_x, batch_d1, batch_d2, False)
y_true_test.extend(list(batch_y.cpu().data.numpy()))
y_predict_test.extend(
list(torch.max(weight_o, 1)[1].long().cpu().data.numpy()))
score_test += prediction(weight_o, batch_y)
n_test_batch += 1
# end for
score_test = score_test / n_test_batch
print('score_test={:.3f}'.format(score_test))
# save y_predict to txt file and run official scorer
target_dict = json.load(open('data/target_dict.txt', 'r',
encoding='utf-8')) # 19 classes
c_target_dict = {value: key
for key, value in target_dict.items()} # label -> name
y_predict_test_names = [c_target_dict[i] for i in y_predict_test]
y_true_test_names = [c_target_dict[i] for i in y_true_test]
FPATH_Y_PRED_TXT = 'saved_models/20190122/y_predict_{}.txt'.format(
TIMESTAMP)
FPATH_Y_TRUE_TXT = 'saved_models/20190122/y_true_{}.txt'.format(TIMESTAMP)
with open(FPATH_Y_PRED_TXT, 'w') as f:
for i, p in enumerate(y_predict_test_names):
f.write('{}\t{}'.format(i, p))
f.write('\n')
f.close()
with open(FPATH_Y_TRUE_TXT, 'w') as f:
for i, t in enumerate(y_true_test_names):
f.write('{}\t{}'.format(i, t))
f.write('\n')
f.close()
print('TXT files saved to <{}> and <{}>'.format(FPATH_Y_PRED_TXT,
FPATH_Y_TRUE_TXT))
PERL_PATH = 'data/semeval2010_task8_scorer-v1.2.pl'
process = subprocess.Popen(
["perl", PERL_PATH, FPATH_Y_PRED_TXT, FPATH_Y_TRUE_TXT],
stdout=subprocess.PIPE)
for line in str(process.communicate()[0].decode("utf-8")).split("\\n"):
print(line)
print(
'\n------------------------------------------------- END --------------------------------------------------\n\n\n'
)
# encoding:utf-8
import data_pro as pro
import numpy as np
import torch
import lstm
import torch.utils.data as D
from torch.autograd import Variable
import torch.nn.functional as F
import random
from sklearn import cross_validation
'''training data'''
train_data = pro.load_data('train_pad.txt')
word_dict = {'unk': 0}
word_dict = pro.build_dict(train_data, word_dict)
train_tag = pro.load_data('tag.txt')
tag_dict = {}
tag_dict = {'1': 0, '2': 1, '3': 2, '4': 3, '5': 4}
# tag_dict=pro.build_dict(train_tag,tag_dict)
import argparse
parser = argparse.ArgumentParser(description='question classification')
parser.add_argument('-embed_dim', type=int, default=50)
parser.add_argument('-embed_num', type=int, default=len(word_dict))
parser.add_argument('-dropout', type=float, default=0.5)
parser.add_argument('-hidden_size', type=int, default=100)
parser.add_argument('-batch_size', type=int, default=20)
parser.add_argument('-epochs', type=int, default=300)
parser.add_argument('-t_size', type=int, default=100)
parser.add_argument('-class_num', type=int, default=len(tag_dict))