def main():
params = {'batch_size': 64}
modelname = argv[1]
#Datasets
partition = load_partition()
print(len(partition['train']))
print(len(partition['validation']))
training_generator = DataGenerator(partition['train'], **params)
validation_generator = DataGenerator(partition['validation'], **params)
dm = DataManager()
dm.load_tokenizer('/mnt/data/b04901058/recsys/token0_Xfull.pk')
word_index, embedding_matrix = dm.embedding_matrix()
cnn_model = cnn0(word_index, embedding_matrix)
cnn_model.compile(optimizer='adam',
loss='binary_crossentropy',
metrics=['accuracy'])
checkpoint = [
ModelCheckpoint(
modelname, # model filename
monitor='val_loss', # quantity to monitor
verbose=0, # verbosity - 0 or 1
save_best_only=True, # The latest best model will not be overwritten
mode='auto'), # The decision to overwrite model is made
EarlyStopping(monitor='val_loss', patience=3, verbose=0)
]
cnn_model.fit_generator(generator=training_generator,
validation_data=validation_generator,
callbacks=checkpoint,
verbose=1,
use_multiprocessing=True,
epochs=12,
workers=3)
def main():
"""
Main function of test.py
Arguments:
modelname: String, name of the model
datapath: The testing file
subtask: String, "A" or "B" or "C"
Outputs:
subtask + [subtask]/result/[modelname]/res.pred
"""
modelname = args.modelname
datapath = args.datapath
subtask = args.subtask
dm = DataManager(subtask)
dm.load_tokenizer(
os.path.join("subtask" + subtask, "models", modelname, "word2idx.pkl"),
os.path.join("subtask" + subtask, "models", modelname, "idx2word.pkl"))
dm.add_data("test", datapath)
dm.to_sequence(40, 40)
(test_Q, test_C), qidlist = dm.get_data("test")
print("test_Q", test_Q[0:2])
print("test_C", test_C[0:2])
print("qidlist", qidlist[0:2])
model = load_model(
os.path.join("subtask" + subtask, "models", modelname, "model.h5"))
result = model.predict([test_Q, test_C], batch_size=128, verbose=1)
print("result", result[0:2])
if subtask == "A":
outputA(qidlist, result, modelname)
elif subtask == "B":
outputB(qidlist, result, modelname)
elif subtask == "C":
outputC(qidlist, result, modelname)
def main():
path_pfx = ''
max_len = 37
dm = DataManager()
dm.add_data('test', os.path.join(sys.argv[1]), False, True)
print(len(dm.data['test'][0]))
dm.preprocessing()
dm.load_word2vec(os.path.join(path_pfx, 'model/word2vec'))
#dm.load_tokenizer(os.path.join(path_pfx, 'token.pkl'))
dm.to_sequence(max_len, use_pretrain=True)
result = predict(dm.data['test'][0], path_pfx)
write(sys.argv[2], result)
print('finished')
class input:
path = DataManager.get_path()
if os.path.exists(path + 'test_images/'):
path += 'test_images/'
else:
path += 'train_images/'
print("Path to images: ", path)
if glob.glob(path+'*.jpeg'):
tiff_format = False
else:
tiff_format = True
print("Image tiff-format: ", tiff_format)
tiff_level = 1 # only if tiff_format is Ture
resize_ratio = 1 # 1 (N x N) or 2 (-> N//2 x N//2)
input_shape = (1280, 1280, 3)
patch_size = 256
sample_size = 25
preprocess_mode = 'float'
objective = 'bce'
label_smoothing = 0.0 # only if objective is 'cce'
def main():
voc_size = None
max_len = 39
path_pfx = ''
dm = DataManager()
dm.add_data('train', sys.argv[1])
#dm.add_data('semi', os.path.join(path_pfx, 'training_nolabel.txt'), False)
#dm.add_data('test', os.path.join(path_pfx, 'testing_data.txt'), False, True)
dm.preprocessing()
dm.load_word2vec(os.path.join(path_pfx, 'model/word2vec'))
#dm.load_embedding_matrix(os.path.join(path_pfx, 'word2vec.wv.vectors.npy'))
dm.to_sequence(max_len, use_pretrain=True)
#dm.to_bow()
print(max_len)
#emb_mat = dm.get_embedding_matrix()
emb_mat = None
train(dm, voc_size=voc_size, max_len=max_len, emb_mat=emb_mat)
def main(argv):
filename = argv[1]
output_path = argv[2]
output_path = output_path.replace('\r', '')
output_path = output_path.replace('\r\n', '')
dm = DataManager()
dm.add_data('test_data', filename, False)
dm.load_tokenizer('./model/token_25k.pk')
dm.to_sequence(40)
model = load_model('./model/00017-0.82720.h5')
model.summary()
val_proba = model.predict(dm.data['test_data'])
val_classes = [1 if value > 0.5 else 0 for value in val_proba]
out = pd.DataFrame(val_classes, columns=['label'])
out.to_csv(output_path, index_label='id')
def argument_parser(L):
token = L[1]
dm = DataManager()
dm.add_data('data/data.csv')
X = dm.get_data('data')
Y = dm.get_data('label')
data = X[0]
label = Y[0]
logpath = os.path.join('log')
if not os.path.exists(logpath):
os.makedirs(logpath)
if token == 'LinR':
MSE, MAE = train(data, label, token)
with open('log/LinR.csv', 'w') as f:
f.write('MSE,MAE\n')
f.write('{},{}\n'.format(MSE, MAE))
else:
bin_size = int(L[2])
acc, pre, rec, f_score = train(data, label, token, bin_size=bin_size)
with open('log/' + token + '-bins-' + str(bin_size) + '.csv', 'w') as f:
f.write('accuracy,precision,recall,f-score\n')
f.write('{},{},{},{}\n'.format(acc, pre, rec, f_score))
def get_similar(self):
return dm.get_model('model')
def get_ref_files(self):
return dm.get_csv('indices', index=0), dm.get_csv('titles')
fold = Config.train.fold
batch_size = Config.train.batch_size
epochs = Config.train.epochs
lr_max = Config.train.learning_rate.max
lr_min = Config.train.learning_rate.min
lr_decay_epochs = Config.train.learning_rate.decay_epochs
lr_warmup_epochs = Config.train.learning_rate.warmup_epochs
lr_power = Config.train.learning_rate.power
units = Config.model.units
dropout = Config.model.dropout
activation = Config.model.activation
train_data, valid_data = DataManager.get_train_data(split=True,
test_size=test_size,
random_state=random_state,
add_image_size_info=True)
lr_steps_per_epoch = math.ceil(len(train_data) / Config.train.batch_size)
train_dataset = get_dataset(
dataframe=train_data,
input_path=input_path,
batch_size=batch_size,
training=True,
augment='heavy',
tta=1,
input_size=input_shape,
objective=objective,
buffer_size=8192,
cache=False,
def main():
# limit gpu memory usage
def get_session(gpu_fraction):
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=gpu_fraction)
return tf.Session(config=tf.ConfigProto(gpu_options=gpu_options))
K.set_session(get_session(args.gpu_fraction))
save_path = os.path.join(args.save_dir, args.model)
if args.load_model is not None:
load_path = os.path.join(args.save_dir, args.load_model)
#####read data#####
dm = DataManager()
print('Loading data...')
if args.action == 'test':
dm.add_data('test_data', test_path, False)
else:
dm.add_data('train_data', train_path, True)
dm.add_data('semi_data', semi_path, False)
# prepare tokenizer
print('get Tokenizer...')
if args.action == 'token':
dm.tokenize()
else:
# read exist tokenizer
dm.load_tokenizer(args.token)
'''else:
# create tokenizer on new data
dm.tokenize()'''
dm.save_tokenizer(args.token)
# convert to sequences
if args.action != 'token':
dm.to_sequence(args.max_length)
# initial model
if args.action != 'token':
print('initial model...')
model = simpleRNN(args)
print(model.summary())
if args.load_model is not None:
if args.action == 'train':
print('Warning : load a exist model and keep training')
path = os.path.join(load_path, 'model.h5')
if os.path.exists(path):
print('load model from %s' % path)
model.load_weights(path)
else:
raise ValueError("Can't find the file %s" % path)
elif args.action == 'test':
print('Warning : testing without loading any model')
# training
if args.action == 'train':
(X, Y), (X_val, Y_val) = dm.split_data('train_data', args.val_ratio)
earlystopping = EarlyStopping(monitor='val_acc',
patience=11,
verbose=1,
mode='max')
save_path = os.path.join(save_path, 'model.h5')
checkpoint = ModelCheckpoint(filepath=save_path,
verbose=1,
save_best_only=True,
save_weights_only=True,
monitor='val_acc',
mode='max')
history = model.fit(X,
Y,
validation_data=(X_val, Y_val),
epochs=args.nb_epoch,
batch_size=args.batch_size,
callbacks=[checkpoint, earlystopping])
# testing
elif args.action == 'test':
X = dm.get_data('test_data')[0]
predict = model.predict(X)
result = [['id', 'label']]
for i in range(len(predict)):
a = [i]
if predict[i][0] > 0.5:
a.append(1)
else:
a.append(0)
#a.append(predict[i][0]) #test
#a.append(predict[i])
result.append(a)
i += 1
cout = csv.writer(open(args.result_path, 'w'))
cout.writerows(result)
#implement after ensure output format
# semi-supervised training
elif args.action == 'semi':
(X, Y), (X_val, Y_val) = dm.split_data('train_data', args.val_ratio)
[semi_all_X] = dm.get_data('semi_data')
earlystopping = EarlyStopping(monitor='val_acc',
patience=11,
verbose=1,
mode='max')
save_path = os.path.join(save_path, 'model.h5')
checkpoint = ModelCheckpoint(filepath=save_path,
verbose=1,
save_best_only=True,
save_weights_only=True,
monitor='val_acc',
mode='max')
# repeat 10 times
#for i in range(10):
# label the semi-data
semi_pred = model.predict(semi_all_X, batch_size=1024, verbose=True)
semi_X, semi_Y = dm.get_semi_data('semi_data', semi_pred,
args.threshold, args.loss_function)
semi_X = np.concatenate((semi_X, X))
semi_Y = np.concatenate((semi_Y, Y))
#print('-- iteration %d semi_data size: %d' % (i + 1, len(semi_X)))
# train
history = model.fit(semi_X,
semi_Y,
validation_data=(X_val, Y_val),
epochs=20,
batch_size=args.batch_size,
callbacks=[checkpoint, earlystopping])
if os.path.exists(save_path):
print('load model from %s' % save_path)
model.load_weights(save_path)
else:
raise ValueError("Can't find the file %s" % path)
def main():
dm = DataManager()
dm.add_data('train_data', train_path, True)
dm.add_data('semi_data', semi_path, False)
print('Get Tokenizer...')
dm.load_tokenizer('./token/token.pk')
embedding_mat = dm.to_sequence(40, action)
print('Initial model...')
if action == 'train':
model = RNN(embedding_mat)
print(model.summary())
elif action == 'semi':
model = load_model('./model/model1.hdf5')
print(model.summary())
if action == 'train':
(X, Y), (X_val, Y_val) = dm.split_data('train_data', 0.2)
earlystopping = EarlyStopping(monitor='val_acc',
patience=30,
verbose=1,
mode='max')
checkpoint = ModelCheckpoint(filepath='./model/model.hdf5',
verbose=1,
save_best_only=True,
monitor='val_acc',
mode='max')
model.fit(X,
Y,
validation_data=(X_val, Y_val),
epochs=80,
batch_size=512,
callbacks=[checkpoint, earlystopping])
elif action == 'semi':
(X, Y), (X_val, Y_val) = dm.split_data('train_data', 0.2)
[semi_all_X] = dm.get_data('semi_data')
earlystopping = EarlyStopping(monitor='val_acc',
patience=3,
verbose=1,
mode='max')
checkpoint = ModelCheckpoint(filepath='./model/model_semi.hdf5',
verbose=1,
save_best_only=True,
monitor='val_acc',
mode='max')
for i in range(10):
semi_pred = model.predict(semi_all_X, batch_size=2048, verbose=1)
semi_X, semi_Y = dm.get_semi_data('semi_data', semi_pred, 0.1)
semi_X = np.concatenate((semi_X, X))
semi_Y = np.concatenate((semi_Y, Y))
print('-- iteration %d semi_data size: %d' % (i + 1, len(semi_X)))
model.fit(semi_X,
semi_Y,
validation_data=(X_val, Y_val),
epochs=2,
batch_size=512,
callbacks=[checkpoint, earlystopping])
print('load model from')
model = load_model('./model/model_semi.hdf5')
def main():
# limit gpu memory usage
train_path = argv[1]
semi_path = argv[2]
#K.set_session(get_session(gpu_fraction))
#####read data#####
dm = DataManager()
print ('Loading data...')
if action == 'train':
dm.add_data('train_data', train_path, True)
#dm.add_data('semi_data', semi_path, False)
elif action == 'semi':
dm.add_data('train_data', train_path, True)
dm.add_data('semi_data', semi_path, False)
else:
raise Exception ('Implement your testing parser')
# prepare tokenizer
print ('get Tokenizer...')
if not os.path.exists(tokenizer_save_path):
dm.tokenize(20000)
dm.save_tokenizer(tokenizer_save_path)
else:
dm.load_tokenizer(tokenizer_save_path)
# Word2Vec
print ('get Word2Vec...')
data_dic = dm.get_data()
tokenizer = dm.get_tokenizer()
#vocab_size = len(tokenizer.word_index)+1
#data_list = data_dic['train_data'][2]+data_dic['semi_data'][1]
#data_list = data_dic['train_data']
#w2v_model = Word2Vec(data_list, size=256, min_count=5,iter=16,workers=16)
#w2v_model.save(word2vec_save_path)
#w2v_model = Word2Vec.load(word2vec_save_path)
w2v_model=pk.load(open('emb.pkl','rb'))
# convert to sequences
dm.to_sequence(max_length)
#dm.to_bow()
# initial model
print ('initial model...')
model = simpleRNN()
print (model.summary())
labelnum = []
# training
if action == 'train':
(X,Y),(X_val,Y_val) = dm.split_data('train_data', val_ratio)
X = embedding_vector(X, w2v_model, tokenizer)
X_val = embedding_vector(X_val, w2v_model, tokenizer)
earlystopping = EarlyStopping(monitor='val_acc', patience = 15, verbose=1, mode='max')
checkpoint = ModelCheckpoint(filepath=model_save_path,verbose=1,save_best_only=True,monitor='val_acc',mode='max' )
history = model.fit(X, Y, validation_data=(X_val, Y_val), epochs=nb_epoch, batch_size=batch_size, callbacks=[checkpoint, earlystopping])
# semi-supervised training
elif action == 'semi':
(X,Y),(X_val,Y_val) = dm.split_data('train_data', val_ratio)
semi_all_X = dm.get_data()['semi_data'][0]
X = embedding_vector(X, w2v_model, tokenizer)
X_val = embedding_vector(X_val, w2v_model, tokenizer)
semi_all_X = embedding_vector(semi_all_X,w2v_model,tokenizer)
X = np.array(X)
X_val = np.array(X_val)
semi_all_X = np.array(semi_all_X)
earlystopping = EarlyStopping(monitor='val_acc', patience = 5, verbose=1, mode='max')
checkpoint = ModelCheckpoint(filepath=model_save_path,verbose=1,save_best_only=True,monitor='val_acc',mode='max')
# repeat 10 times
for i in range(10):
# label the semi-data
semi_pred = model.predict(semi_all_X, batch_size=1024, verbose=True)
semi_X, semi_Y = getsemidata(semi_all_X,semi_pred,threshold)
labelnum.append(semi_X.shape)
semi_X = np.concatenate((semi_X, X),axis=0)
semi_Y = np.concatenate((semi_Y, Y),axis=0)
print ('-- iteration %d semi_data size: %d' %(i+1,len(semi_X)))
# train
history = model.fit(semi_X, semi_Y,validation_data=(X_val, Y_val),epochs=2,batch_size=batch_size,callbacks=[checkpoint, earlystopping] )
if os.path.exists(model_save_path):
print ('load model from %s' % model_save_path)
model.load_model(model_save_path)
else:
raise ValueError("Can't find the file %s" %path)
'''
def new_process_xy(tokenpath,path2x,path2y):
dm = DataManager()
dm.add_data('seed', '0samples.csv')
dm.add_data('truth', '0samples.csv')
dm.tokenize(230000) #vocab size
dm.save_tokenizer(tokenpath)
dm.to_sequence(1) #max length
dm.save_sequence(path2x)
dm.tosave_label(path2y)
import sys
import keras
import _pickle as pk
import numpy as np
from keras.models import Model, Sequential, load_model
from util import DataManager
# argv settings
test_path = sys.argv[1]
output_path = sys.argv[2]
mode = sys.argv[3]
# load data
dm = DataManager()
dm.add_data('test_data',test_path,False)
if mode=='private':
# tokenizer
dm.load_tokenizer('./token/token.pk')
# load model
model = load_model('./model/model1.hdf5')
elif mode=='public':
# tokenizer
dm.load_tokenizer('./token/token_filter.pk')
# load model
model = load_model('./model/model2.hdf5')
dm.to_sequence(40,'test')
test_all_x = dm.get_data('test_data')
def main():
# limit gpu memory usage
def get_session(gpu_fraction):
gpu_options = tf.GPUOptions(per_process_gpu_memory_fraction=gpu_fraction)
return tf.Session(config=tf.ConfigProto(gpu_options=gpu_options))
K.set_session(get_session(args.gpu_fraction))
save_path = os.path.join(args.save_dir,args.model)
if args.load_model is not None:
load_path = os.path.join(args.save_dir,args.load_model)
#####read data#####
dm = DataManager()
print ('Loading data...')
if args.action == 'train':
dm.add_data('train_data', train_path, True)
elif args.action == 'semi':
dm.add_data('train_data', train_path, True)
dm.add_data('semi_data', semi_path, False)
elif args.action == 'train_corpus':
dm.add_data('train_data', train_path, True)
dm.add_data('semi_data', semi_path, False)
else:
raise Exception ('Implement your testing parser')
# prepare tokenizer
print ('get Tokenizer...')
if args.load_model is not None:
# read exist tokenizer
dm.load_tokenizer(os.path.join(load_path,'token.pk'))
else:
# create tokenizer on new data
dm.tokenize(args.vocab_size)
if not os.path.isdir(save_path):
os.makedirs(save_path)
if not os.path.exists('./model/token_25k.pk'):
dm.save_tokenizer('./model/token_25k.pk')
embedding_w = dm.get_vec_model('emb_1.npy',args.embedding_dim)
dm.to_sequence(args.max_length)
# initial model
print ('initial model...')
model = simpleRNN(args,embedding_w)
model.summary()
if args.load_model is not None:
if args.action == 'train':
print ('Warning : load a exist model and keep training')
path = os.path.join(load_path,'model.h5')
if os.path.exists(path):
print ('load model from %s' % path)
model.load_weights(path)
else:
raise ValueError("Can't find the file %s" %path)
elif args.action == 'test':
print ('Warning : testing without loading any model')
# training
if args.action == 'train_corpus':
(X,Y),(X_val,Y_val) = dm.split_data('train_data', args.val_ratio)
earlystopping = EarlyStopping(monitor='val_acc', patience = 3, verbose=1, mode='max')
checkpoint = ModelCheckpoint(filepath='./model/'+'{epoch:05d}-{val_acc:.5f}.h5',
verbose=1,
save_best_only=True,
save_weights_only=False,
monitor='val_acc',
mode='max' )
history = model.fit(X, Y,
validation_data=(X_val, Y_val),
epochs=args.nb_epoch,
batch_size=args.batch_size,
verbose=1,
shuffle= True,
callbacks=[checkpoint, earlystopping] )
# plot_figure(history)
# semi-supervised training
elif args.action == 'semi':
earlystopping = EarlyStopping(monitor='val_acc', patience = 10, verbose=1, mode='max')
checkpoint = ModelCheckpoint(filepath='./model/semi/'+'{epoch:05d}-{val_acc:.5f}.h5',
verbose=1,
save_best_only=True,
save_weights_only=False,
monitor='val_acc',
mode='max' )
# repeat 10 times
(X,Y),(X_val,Y_val) = dm.split_data('train_data', args.val_ratio)
[semi_all_X] = dm.get_data('semi_data')
semi_pred = model.predict(semi_all_X, batch_size=1024, verbose=True)
dm.clean_data()
dm.add_data('train_data', train_path, True)
dm.add_data('test_data',test_path, False)
dm.to_sequence(args.max_length)
semi_X, semi_Y = dm.get_semi_data('test_data', semi_pred, args.threshold, args.loss_function)
semi_X = np.concatenate((semi_X, X))
semi_Y = np.concatenate((semi_Y, Y))
print ('-- semi_data size: %d' %(len(semi_X)))
model = simpleRNN(args,embedding_w)
# train
history = model.fit(semi_X, semi_Y,
validation_data=(X_val, Y_val),
epochs=40,
batch_size=args.batch_size,
callbacks=[checkpoint, earlystopping] )
plot_figure(history)
import torch
from torch.utils.data import DataLoader
from util import DataManager, AutoEncoder, AEDataset
import argparse
parser = argparse.ArgumentParser(description='DLCV HW5')
#parser.add_argument('-p','--problem', dest='problem',type=int,required=True)
args = parser.parse_args()
TENSORBOARD_DIR = './runs/train'
dm = DataManager(tensorboard_dir=TENSORBOARD_DIR)
EPOCH = 50
BATCH_SIZE = 128
LABEL_DIM = 11
DROPOUT = 0.5
LEARNING_RATE = 1E-3
PRETRAIN = True
OUTPUT_PATH = './model/pretrained.pt'
OUTPUT_CHARACTER = 'data/character.txt'
train_path = ['./data/trainx.npy', './data/trainy.npy']
val_path = ['./data/valx.npy', './data/valy.npy']
val_data = dm.readfile('./dataset/val',
'./dataset/val_id.txt',
save_path=val_path)
train_data = dm.readfile('./dataset/train/',
'./dataset/train_id.txt',
save_path=train_path)
#dm.character.save(OUTPUT_CHARACTER)
import jieba
jieba.dt.cache_file = 'jieva.cache.new'
import numpy as np
from util import DataManager, Vocabulary
max_word_len = 14
word_dim_list = [50, 100, 150, 200, 250, 300, 350, 400]
test = np.zeros((5060, 6))
for word_dim in word_dim_list:
print('word dim=', word_dim)
dm = DataManager()
voc = Vocabulary()
dm.word_dim = word_dim
dm.word_len = max_word_len
voc.word2vec('data/w2v_model/w2v_model_{}'.format(word_dim))
print("reading data...", end='')
dm.read_test_data('data/testing_data.csv', 'test_question', 'test_option')
print("\rreading data...finish")
print("construct data...")
dm.construct_data_seq2seq('test_question', voc, 'data/test_question.npy')
dm.construct_data_seq2seq('test_option',
voc,
'data/test_option.npy',
multi_seq=True)
print("construct data...finish")
print('test_question_seq.shape: ' + str(dm.data['test_question'].shape))
print('test_option.shape: ' + str(dm.data['test_option'].shape))
def main():
# limit gpu memory usage
def get_session(gpu_fraction):
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=gpu_fraction)
return tf.Session(config=tf.ConfigProto(gpu_options=gpu_options))
K.set_session(get_session(args.gpu_fraction))
#save_path = os.path.join(args.save_dir,args.model)
if args.load_model is not None:
load_path = os.path.join(args.save_dir, args.load_model)
print('load_path:', load_path)
#####read data#####
dm = DataManager()
w2v_path = os.path.join(args.save_dir, 'word2vec')
print(w2v_path)
if args.action == 'train':
print('Loading data...')
dm.add_data('train_data', train_path, True)
dm.add_data('semi_data', semi_path, False)
dm.add_test_data('test_data', args.test_path)
test_data = dm.get_test_data('test_data')
train_data = dm.get_data('train_data')
semi_data = dm.get_data('semi_data')
all_text = np.concatenate((train_data[0], semi_data[0], test_data),
axis=0)
print('Number of all_text:', all_text.shape[0])
#print('Text sample:',all_text[0])
print('Converting texts to words sequence...')
text2word = []
with_filter = 0
if with_filter:
for text in all_text:
text2word.append(
text_to_word_sequence(
text,
filters='!"#$%&()*+,-./:;<=>?@[\\]^_`{|}~\t\n',
lower=True,
split=" "))
if not with_filter:
for text in all_text:
text2word.append(
text_to_word_sequence(text,
filters='',
lower=True,
split=" "))
print('Word sequence sample:', text2word[0])
if os.path.exists(w2v_path):
print('Loading w2v_model from %s' % w2v_path)
word_vec = gensim.models.Word2Vec.load(w2v_path)
print('Vocabulary size:', len(word_vec.wv.vocab))
else:
print('Building word2vec model...')
word_vec = gensim.models.Word2Vec(text2word,
size=128,
min_count=15)
print('Vocabulary size:', len(word_vec.wv.vocab))
if not os.path.isdir(save_path):
os.makedirs(save_path)
if not os.path.exists(os.path.join(save_path, 'word2vec')):
word_vec.save((os.path.join(save_path, 'word2vec')))
print('Coverting train_data to vector...')
index_data = []
i = 0
for line in train_data[0]:
index_data.append([])
for word in line.split():
if word in word_vec.wv:
#print(word ,word_vec.wv.vocab[word].index)
index_data[i].append(word_vec.wv.vocab[word].index)
i += 1
embedding_matrix = np.zeros((len(word_vec.wv.vocab), 128))
for i in range(len(word_vec.wv.vocab)):
embedding_vector = word_vec.wv[word_vec.wv.index2word[i]]
if embedding_vector is not None:
embedding_matrix[i] = embedding_vector
index_data = pad_sequences(index_data, args.max_length)
else:
if os.path.exists(w2v_path):
print('Loading w2v_model from %s' % w2v_path)
word_vec = gensim.models.Word2Vec.load(w2v_path)
print('Vocabulary size:', len(word_vec.wv.vocab))
embedding_matrix = np.zeros((len(word_vec.wv.vocab), 128))
for i in range(len(word_vec.wv.vocab)):
embedding_vector = word_vec.wv[word_vec.wv.index2word[i]]
if embedding_vector is not None:
embedding_matrix[i] = embedding_vector
else:
print('Can not load w2v model, please training w2v model first!')
#print ('get Tokenizer...')
#if args.load_model is not None:
# # read exist tokenizer
# dm.load_tokenizer(os.path.join(load_path,'token.pk'))
#else:
# # create tokenizer on new data
# dm.tokenize(args.vocab_size)
#
#if not os.path.isdir(save_path):
# os.makedirs(save_path)
#if not os.path.exists(os.path.join(save_path,'token.pk')):
# dm.save_tokenizer(os.path.join(save_path,'token.pk'))
#
# mat_train_data = dm.tokenizer.texts_to_matrix(train_data[0], mode='count')
# mat_test_data = dm.tokenizer.texts_to_matrix(test_data, mode='count')
# convert to sequences
#dm.to_sequence(args.max_length)
# initial model
print('initial model...')
#model = bow_model(args,mat_train_data)
model = simpleRNN(args, embedding_matrix)
print(model.summary())
if args.load_model is not None:
if args.action == 'train':
print('Warning : load a exist model and keep training')
#path = os.path.join(load_path,'model.h5')
if os.path.exists(load_path):
print('load model from %s' % load_path)
model.load_weights(load_path)
else:
raise ValueError("Can't find the file %s" % load_path)
elif args.action == 'test':
print('Warning : testing without loading any model')
# training
if args.action == 'train':
#(X,Y),(X_val,Y_val) = dm.split_data('train_data', args.val_ratio)
X, X_val, Y, Y_val = train_test_split(index_data,
train_data[1],
test_size=0.33,
random_state=42)
earlystopping = EarlyStopping(monitor='val_acc',
patience=3,
verbose=1,
mode='max')
save_path = os.path.join(save_path, 'model.h5')
checkpoint = ModelCheckpoint(filepath=save_path,
verbose=1,
save_best_only=True,
save_weights_only=True,
monitor='val_acc',
mode='max')
history = model.fit(X,
Y,
validation_data=(X_val, Y_val),
epochs=args.nb_epoch,
batch_size=args.batch_size,
callbacks=[checkpoint, earlystopping])
print(history.history.keys())
print('Val_acc:', history.history['val_acc'])
print('Train_acc:', history.history['acc'])
# testing
elif args.action == 'test':
dm.add_test_data('test_data', args.test_path)
test_data = dm.get_test_data('test_data')
# Covert to vector
index_test_data = []
i = 0
for line in test_data:
index_test_data.append([])
for word in line.split():
if word in word_vec.wv:
#print(word ,word_vec.wv.vocab[word].index)
index_test_data[i].append(word_vec.wv.vocab[word].index)
i += 1
index_test_data = pad_sequences(index_test_data, args.max_length)
if not os.path.exists(args.result_path):
os.makedirs(args.result_path)
csv_path = os.path.join(args.result_path, 'prediction.csv')
print("Predicting testing data...")
Y_pred = model.predict(index_test_data)
Y_pred = np.round(Y_pred)
print('Saving result csv to', csv_path)
with open(csv_path, 'w') as f:
f.write('id,label\n')
for i, v in enumerate(Y_pred):
f.write('%d,%d\n' % (i, v))
# semi-supervised training
elif args.action == 'semi':
(X, Y), (X_val, Y_val) = dm.split_data('train_data', args.val_ratio)
[semi_all_X] = dm.get_data('semi_data')
earlystopping = EarlyStopping(monitor='val_acc',
patience=3,
verbose=1,
mode='max')
save_path = os.path.join(save_path, 'model.h5')
checkpoint = ModelCheckpoint(filepath=save_path,
verbose=1,
save_best_only=True,
save_weights_only=True,
monitor='val_acc',
mode='max')
# repeat 10 times
for i in range(5):
# label the semi-data
semi_pred = model.predict(semi_all_X,
batch_size=2048,
verbose=True)
semi_X, semi_Y = dm.get_semi_data('semi_data', semi_pred,
args.threshold,
args.loss_function)
semi_X = np.concatenate((semi_X, X))
semi_Y = np.concatenate((semi_Y, Y))
print('-- iteration %d semi_data size: %d' % (i + 1, len(semi_X)))
# train
history = model.fit(semi_X,
semi_Y,
validation_data=(X_val, Y_val),
epochs=2,
batch_size=256,
callbacks=[checkpoint, earlystopping])
if os.path.exists(save_path):
print('load model from %s' % save_path)
model.load_weights(save_path)
else:
raise ValueError("Can't find the file %s" % path)
def main():
# limit gpu memory usage
def get_session(gpu_fraction):
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=gpu_fraction)
return tf.Session(config=tf.ConfigProto(gpu_options=gpu_options))
K.set_session(get_session(args.gpu_fraction))
save_path = os.path.join(args.save_dir, args.model)
if args.load_model is not None:
load_path = os.path.join(args.save_dir, args.load_model)
#####read data#####
dm = DataManager()
print('Loading data...')
if args.action == 'train':
dm.add_data('train_data', train_path, True)
elif args.action == 'semi':
dm.add_data('train_data', train_path, True)
dm.add_data('semi_data', semi_path, False)
else:
dm.add_data('test_data', test_path, False)
# raise Exception ('Implement your testing parser')
# prepare tokenizer
print('get Tokenizer...')
if args.load_model is not None:
# read exist tokenizer
dm.load_tokenizer(os.path.join(load_path, 'token.pk'))
else:
# create tokenizer on new data
dm.tokenize(args.vocab_size)
if not os.path.isdir(save_path):
os.makedirs(save_path)
if not os.path.exists(os.path.join(save_path, 'token.pk')):
dm.save_tokenizer(os.path.join(save_path, 'token.pk'))
# convert to sequences
dm.to_sequence(args.max_length)
# dm.to_bow()
# initial model
print('initial model...')
model = simpleRNN(args)
print(model.summary())
if args.load_model is not None:
if args.action == 'train':
print('Warning : load a exist model and keep training')
path = os.path.join(load_path, 'model.h5')
if os.path.exists(path):
print('load model from %s' % path)
model.load_weights(path)
else:
raise ValueError("Can't find the file %s" % path)
elif args.action == 'test':
print('Warning : testing without loading any model')
# training
if args.action == 'train':
(X, Y), (X_val, Y_val) = dm.split_data('train_data', args.val_ratio)
earlystopping = EarlyStopping(monitor='val_acc',
patience=3,
verbose=1,
mode='max')
save_path = os.path.join(save_path, 'model.h5')
checkpoint = ModelCheckpoint(filepath=save_path,
verbose=1,
save_best_only=True,
save_weights_only=True,
monitor='val_acc',
mode='max')
history = model.fit(X,
Y,
validation_data=(X_val, Y_val),
epochs=args.nb_epoch,
batch_size=args.batch_size,
callbacks=[checkpoint, earlystopping])
plot(history, args.model)
# plot_model(model, to_file='./img/structure.png')
# testing
elif args.action == 'test':
X = dm.get_data('test_data')
print('Predict testing data...')
result = model.predict(X)
print('Save result...')
saveResult(result, args.result_path)
# raise Exception ('Implement your testing function')
# semi-supervised training
elif args.action == 'semi':
(X, Y), (X_val, Y_val) = dm.split_data('train_data', args.val_ratio)
[semi_all_X] = dm.get_data('semi_data')
earlystopping = EarlyStopping(monitor='val_acc',
patience=3,
verbose=1,
mode='max')
save_path = os.path.join(save_path, 'model.h5')
checkpoint = ModelCheckpoint(filepath=save_path,
verbose=1,
save_best_only=True,
save_weights_only=True,
monitor='val_acc',
mode='max')
# repeat 10 times
for i in range(10):
# label the semi-data
semi_pred = model.predict(semi_all_X,
batch_size=1024,
verbose=True)
semi_X, semi_Y = dm.get_semi_data('semi_data', semi_pred,
args.threshold,
args.loss_function)
semi_X = np.concatenate((semi_X, X))
semi_Y = np.concatenate((semi_Y, Y))
print('-- iteration %d semi_data size: %d' % (i + 1, len(semi_X)))
# train
history = model.fit(semi_X,
semi_Y,
validation_data=(X_val, Y_val),
epochs=2,
batch_size=args.batch_size,
callbacks=[checkpoint, earlystopping])
if os.path.exists(save_path):
print('load model from %s' % save_path)
model.load_weights(save_path)
else:
raise ValueError("Can't find the file %s" % path)
def main():
# limit gpu memory usage
def get_session(gpu_fraction):
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=gpu_fraction)
return tf.Session(config=tf.ConfigProto(gpu_options=gpu_options))
K.set_session(get_session(args.gpu_fraction))
save_path = args.save_dir
if args.load_model is not None:
load_path = args.save_dir
#####read data#####
dm = DataManager()
print('Loading data...')
if args.action == 'train':
dm.add_data('train_data', train_path, True)
elif args.action == 'semi':
dm.add_data('train_data', train_path, True)
dm.add_data('semi_data', semi_path, False)
dm.add_test_data('test_data', test_path)
else:
dm.add_test_data('test_data', test_path)
# prepare tokenizer
print('get Tokenizer...')
if args.load_model is not None:
# read exist tokenizer
dm.load_tokenizer(os.path.join(load_path, 'token.pk'))
else:
# create tokenizer on new data
dm.tokenize(args.vocab_size)
if not os.path.isdir(save_path):
os.makedirs(save_path)
if not os.path.exists(os.path.join(save_path, 'token.pk')):
dm.save_tokenizer(os.path.join(save_path, 'token.pk'))
# convert to sequences
dm.to_sequence(args.max_length)
# initial model
print('initial model...')
model = simpleRNN(args)
print(model.summary())
if args.load_model is not None:
path = os.path.join(load_path, 'model.h5')
if os.path.exists(path):
print('load model from %s' % path)
model.load_weights(path)
else:
raise ValueError("Can't find the file %s" % path)
# training
if args.action == 'train':
(X, Y), (X_val, Y_val) = dm.split_data('train_data', args.val_ratio)
earlystopping = EarlyStopping(monitor='val_acc',
patience=3,
verbose=1,
mode='max')
save_path = os.path.join(save_path, 'model.h5')
checkpoint = ModelCheckpoint(filepath=save_path,
verbose=1,
save_best_only=True,
save_weights_only=True,
monitor='val_acc',
mode='max')
history = model.fit(X,
Y,
validation_data=(X_val, Y_val),
epochs=args.nb_epoch,
batch_size=args.batch_size,
callbacks=[checkpoint, earlystopping])
# testing
elif args.action == 'test':
print(model.summary())
[test_x] = dm.get_data('test_data')
classes = model.predict(test_x, batch_size=32)
with open(args.output_path, "w", encoding='utf-8') as f:
spamwriter = csv.writer(f, delimiter=',')
spamwriter.writerow(['id', 'label'])
for i in range(len(classes)):
if classes[i][0] < 0.5:
result = 0
else:
result = 1
spamwriter.writerow([str(i), str(result)])
# semi-supervised training
elif args.action == 'semi':
(X, Y), (X_val, Y_val) = dm.split_data('train_data', args.val_ratio)
[semi_all_X] = dm.get_data('semi_data')
[test_x] = dm.get_data('test_data')
semi_all_X = np.concatenate((semi_all_X, test_x), axis=0)
earlystopping = EarlyStopping(monitor='val_acc',
patience=3,
verbose=1,
mode='max')
save_path = os.path.join(save_path, 'model.h5')
checkpoint = ModelCheckpoint(filepath=save_path,
verbose=1,
save_best_only=True,
save_weights_only=True,
monitor='val_acc',
mode='max')
# repeat 10 times
for i in range(16):
# label the semi-data
semi_pred = model.predict(semi_all_X,
batch_size=1024,
verbose=True)
semi_X, semi_Y = dm.get_semi_data('semi_data', semi_pred,
args.threshold,
args.loss_function)
semi_X = np.concatenate((semi_X, X))
semi_Y = np.concatenate((semi_Y, Y))
print('-- iteration %d semi_data size: %d' % (i + 1, len(semi_X)))
# train
history = model.fit(semi_X,
semi_Y,
validation_data=(X_val, Y_val),
epochs=2,
batch_size=args.batch_size,
callbacks=[checkpoint, earlystopping])
if os.path.exists(save_path):
print('load model from %s' % save_path)
model.load_weights(save_path)
else:
raise ValueError("Can't find the file %s" % path)
import keras
from keras.callbacks import ModelCheckpoint, EarlyStopping
assert jieba and np
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
'''''' '''''' '''''' ''' setting option '''
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
n_batch = 1024
n_epoch = 30
max_word_len = 13
word_dim = 300
adam = keras.optimizers.Adam(clipnorm=0.0001)
adamax = keras.optimizers.Adamax(clipnorm=0.0001)
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
'''''' '''''' '''''' ''' create model '''
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
dm = DataManager()
voc = Vocabulary()
dm.word_dim = word_dim
dm.word_len = max_word_len
voc.word2vec('data/w2v_model')
print("reading data...", end='')
dm.read_train_data('data/training_data/1_train.txt', 'train1')
dm.read_train_data('data/training_data/2_train.txt', 'train2')
dm.read_train_data('data/training_data/3_train.txt', 'train3')
dm.read_train_data('data/training_data/4_train.txt', 'train4')
dm.read_train_data('data/training_data/5_train.txt', 'train5')
dm.read_test_data('data/testing_data.csv', 'test_question', 'test_option')
print("\rreading data...finish")
print(dm.data['train1'][:3])
'''''' '''''' '''''' ''' setting option '''
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
parser = argparse.ArgumentParser(description='Handle input model.')
parser.add_argument('--model', dest='model', type=str, required=True)
args = parser.parse_args()
continue_file = args.model
n_batch = 4096
max_word_len = 14
word_dim = 300
adam = keras.optimizers.Adam(clipnorm=0.0001)
adamax = keras.optimizers.Adamax(clipnorm=0.0001)
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
'''''' '''''' '''''' ''' create model '''
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
dm = DataManager()
voc = Vocabulary()
dm.word_dim = word_dim
dm.word_len = max_word_len
voc.word2vec('data/w2v_model')
print("reading data...", end='')
dm.read_train_data('data/training_data/1_train.txt', 'train1')
dm.read_test_data('data/testing_data.csv', 'test_question', 'test_option')
print("\rreading data...finish")
print(dm.data['test_question'][:6])
print("construct data...")
dm.construct_data_seq2seq('train1', voc, 'data/train1.npy')
dm.construct_data_seq2seq('test_question', voc, 'data/test_question.npy')
img_masked = remove_penmarks(img_path)
img_masked = Image.fromarray(img_masked)
#img_masked.save(img_path, subsampling=0, quality=100)
def main(path, marked_images):
paths = path + marked_images + '.jpeg'
with multiprocessing.Pool() as pool:
for c in tqdm.tqdm(pool.imap(save_masked_image, paths),
total=len(paths)):
pass
if __name__ == '__main__':
marked_images = np.load('input_/marked_images.npy', allow_pickle=True)
path = DataManager.get_path() + 'train_images/'
print(
f"[Old] images with marks in {path} ({len(marked_images)} of them) "
"will be overwritten by the newly generated images (with marks removed)\n"
"Are you sure you want to continue? (y/n)")
c = input()
if c.lower() == 'y' or c.lower() == 'yes':
if Config.input.tiff_format:
print("Requires images to be .jpeg format")
print("Script cancelled")
else:
main(path, marked_images)
else:
print("Script cancelled")
from keras.callbacks import ModelCheckpoint, EarlyStopping
assert jieba and np
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
'''''' '''''' '''''' ''' setting option '''
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
n_batch = 1024
n_epoch = 100
max_word_len = 14
word_dim = 300
adam = keras.optimizers.Adam(clipnorm=0.0001)
adamax = keras.optimizers.Adamax(clipnorm=0.0001)
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
'''''' '''''' '''''' ''' create model '''
'''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' '''''' ''''''
dm = DataManager()
voc = Vocabulary()
dm.word_dim = word_dim
dm.word_len = max_word_len
voc.word2vec('data/w2v_model')
print("reading data...", end='')
dm.read_train_data('data/training_data/1_train.txt', 'train1')
dm.read_train_data('data/training_data/2_train.txt', 'train2')
dm.read_train_data('data/training_data/3_train.txt', 'train3')
dm.read_train_data('data/training_data/4_train.txt', 'train4')
dm.read_train_data('data/training_data/5_train.txt', 'train5')
#dm.read_test_data('data/testing_data.csv','test_question','test_option')
print("\rreading data...finish")
print(dm.data['train1'][:3])
