def train_iters(model, n_epochs, print_every=1000, learning_rate=0.01):
start = time.time()
print_loss_total = 0
optimizer = optim.Adam(model.parameters(), lr=learning_rate)
input_lang, output_lang, pairs = data.prepareData('eng', 'deu', True)
training_pairs = [
variables_from_pairs(input_lang, output_lang, random.choice(pairs))
for i in range(n_epochs)
]
criterion = nn.CrossEntropyLoss()
for epoch in range(n_epochs):
training_pair = training_pairs[epoch]
input_variable = training_pair[0]
target_variable = training_pair[1]
print(input_variable)
print(target_variable)
loss = train(model=model,
optimizer=optimizer,
input_variable=input_variable,
target_variable=target_variable,
criterion=criterion)
print_loss_total += loss
if iter % print_every == 0:
print_loss_avg = print_loss_total / print_every
print_loss_total = 0
print('%s (%d %d%%) %.4f' %
(timeSince(start, iter / n_epochs), iter,
iter / n_epochs * 100, print_loss_avg))
def test_accuracy(enc, dec, fname):
# pairs=[]
# with open('data/'+name,'r') as f:
# for line in f:
# src,tar=line.strip('\n').split('\t')
# pairs.append((src,tar))
input_lang, output_lang, pairs = data.prepareData(fname, reverse=False)
batch_pairs = main.to_batch(main.input_lang, main.output_lang, pairs,
BATCH_SIZE)
return accuracy(enc, dec, batch_pairs)
def predictor(self):
weight = self.meta_index[(self.meta_index['store'] == self.store_code) & (
self.meta_index['product'] == self.product_name)].iloc[0]['weight']
# outlier = meta_index[(meta_index['store'] == store_code) & (
# meta_index['product'] == product_name)].iloc[0]['outlier']
weight = './weight/' + weight
prepareData1 = prepareData(merged_df=self.merged_df,
product_name=self.product_name,
store_code=self.store_code,
train_date=self.train_date,
predict_date=self.predict_date,
sequence_x=self.sequence_x,
sequence_y=self.sequence_y)
df, df_train, df_test, sale_qty, x_columns, x_1_columns = prepareData1.sep_data2()
x_scaler, x_1_scaler, y_scaler, column_num_x, column_num_x_1, x_columns, x_1_columns, sale_qty = prepareData1.scaled_origin()
x_test_scaled, x_test_1_scaled, y_test_scaled = prepareData1.scaled_data(
df_train=df_test)
model = create_model(column_num_x, column_num_x_1,
self.sequence_x, self.sequence_y)
np.nan_to_num(x_test_1_scaled, copy=False)
print(x_test_scaled.shape, x_test_1_scaled.shape)
next_week_sales = prediction(x_test_scaled[-2:, :, :], x_test_1_scaled[-2:, :, :],
y_scaler, weight=weight, model=model)
# print(next_week_sales)
return next_week_sales
def getResultOfUri(uri, feeling, activity, location):
model = None
from sklearn import preprocessing
fle = preprocessing.LabelEncoder()
ale = preprocessing.LabelEncoder()
lle = preprocessing.LabelEncoder()
gle = preprocessing.LabelEncoder()
dfg = prepareData(uri)
dfgCopy = dfg.copy()
dfgCopy['feeling'] = fle.fit_transform(dfg['feeling'])
dfgCopy['activity'] = ale.fit_transform(dfg['activity'])
dfgCopy['location'] = lle.fit_transform(dfg['location'])
del dfgCopy['genre']
labels = gle.fit_transform(dfg['genre'])
X = dfgCopy[dfgCopy.columns[:]]
y = labels
if (uri not in modelResultCache):
modelResultCache[uri] = getModel(X, y)
model = modelResultCache[uri]
# like hate restart feeling activity location
toPredict = [[1, 0, 1, transformOrDefault(fle, feeling), transformOrDefault(ale, activity), transformOrDefault(lle, location)]]
print(f"predicting {toPredict}")
result = model.predict(toPredict)
return gle.inverse_transform(result)[0]
ax.xaxis.set_major_locator(ticker.MultipleLocator(1))
ax.yaxis.set_major_locator(ticker.MultipleLocator(1))
plt.show()
def evaluateAndShowAttention(input_sentence):
output_words, attentions = evaluate(encoder1, attn_decoder1,
input_sentence)
print('input =', input_sentence)
print('output =', ' '.join(output_words))
showAttention(input_sentence, output_words, attentions)
if __name__ == '__main__':
input_lang, output_lang, pairs = data.prepareData('eng', 'fra', True)
print(random.choice(pairs))
teacher_forcing_ratio = 0.5
hidden_size = 256
encoder1 = model.EncoderRNN(input_lang.n_words, hidden_size,
args.device).to(args.device)
attn_decoder1 = model.AttnDecoderRNN(hidden_size, output_lang.n_words,
args.device, 0.1,
args.MAX_LENGTH).to(args.device)
trainIters(encoder1, attn_decoder1, 75000, print_every=5000)
######################################################################
encoder_hidden = encoder.initHidden(device)
for ei in range(input2_length):
_, encoder_hidden = encoder(input2_tensor[ei], encoder_hidden)
encoded2_tensor = encoder_hidden[-1]
classifier_output = classifier(encoded1_tensor, encoded2_tensor)
return classifier_output
def evaluateAll(dataset, encoder, classifier, device):
for pair in dataset:
output = evaluate(encoder, classifier, pair[0], pair[1], device)
topv, topi = output.data.topk(1)
prediction = int(topi.view(1)[0])
print(prediction)
if __name__ == '__main__':
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
lang = data.loadLang(sys.argv[1], include=[sys.argv[2]], cache=False)
_, entries = data.prepareData(sys.argv[3], [], [], lang)
encoder1 = torch.load('/home/rodrigo/ml/deepopt/test-4/' + sys.argv[2] +
'/encoder.pt')
classifier1 = torch.load('/home/rodrigo/ml/deepopt/test-4/' + sys.argv[2] +
'/classifier.pt')
evaluateAll(entries, encoder1, classifier1, device)
return inputs[i:i+bsz],\
masks[i:i+bsz],\
targets[i:i+bsz]
def timeSince(since):
now = time.time()
s = now - since
m = math.floor(s / 60)
s -= m * 60
return '%dm %ds' % (m, s)
if __name__ == "__main__":
# prepare data
device = torch.device("cpu")
inputs, masks, targets = prepareData()
inputs, masks, targets = inputs.to(device), masks.to(device), targets.to(device)
bsz = 1 #TODO: batchsize and seq_len is the issue to be addressed
#i = 5
# setup model
from model import RNN
input_size = 1
hidden_size = 3
output_size = 2
rnn = RNN(input_size, hidden_size, output_size).to(device)
current_loss += loss
return current_loss / n_batches
def timeSince(since):
now = time.time()
s = now - since
m = math.floor(s / 60)
s -= m * 60
return '%dm %ds' % (m, s)
if __name__ == "__main__":
# prepare data
np_data, np_labels, np_vdata, np_vlabels = prepareData()
batch_size = args.batch_size #TODO: batchsize and seq_len is the issue to be addressed
n_epoches = args.max_epochs
batches = batchify(np_data, batch_size, np_labels)
vbatches = batchify(np_vdata, batch_size, np_vlabels)
device = torch.device("cuda")
# setup model
from model import RNN, NaiveRNN
input_size = 2
hidden_size = args.hidden_size
output_size = 2
rnn = RNN(input_size, hidden_size, output_size, batch_size).to(device)
def main():
global args, max_length
args = parser.parse_args()
if args.eval:
if not os.path.exists(args.output_dir):
print("Output directory do not exists")
exit(0)
try:
model = EncoderDecoder().load(args.output_dir)
print("Model loaded successfully")
except:
print("The trained model could not be loaded...")
exit()
test_pairs = readFile(args.test_file)
outputs = model.evaluatePairs(test_pairs, rand=False, char=args.char)
writeToFile(outputs, os.path.join(args.output_dir, "output.pkl"))
reference = []
hypothesis = []
for (hyp, ref) in outputs:
if args.char or args.char_bleu:
reference.append([list(ref)])
hypothesis.append(list(hyp))
else:
reference.append([ref.split(" ")])
hypothesis.append(hyp.split(" "))
bleu_score = compute_bleu(reference, hypothesis)
print("Bleu Score: " + str(bleu_score))
print(
model.evaluateAndShowAttention(
"L'anglais n'est pas facile pour nous.", char=args.char))
print(
model.evaluateAndShowAttention(
"J'ai dit que l'anglais est facile.", char=args.char))
print(
model.evaluateAndShowAttention(
"Je n'ai pas dit que l'anglais est une langue facile.",
char=args.char))
print(
model.evaluateAndShowAttention("Je fais un blocage sur l'anglais.",
char=args.char))
else:
input_lang, output_lang, pairs = prepareData(args.train_file)
print(random.choice(pairs))
if args.char:
model = EncoderDecoder(args.hidden_size, input_lang.n_chars,
output_lang.n_chars, args.drop, args.tfr,
args.max_length, args.lr, args.simple,
args.bidirectional, args.dot, False, 1)
else:
model = EncoderDecoder(args.hidden_size, input_lang.n_words,
output_lang.n_words, args.drop, args.tfr,
args.max_length, args.lr, args.simple,
args.bidirectional, args.dot, args.multi,
args.num_layers)
model.trainIters(pairs,
input_lang,
output_lang,
args.n_iters,
print_every=args.print_every,
plot_every=args.plot_every,
char=args.char)
model.save(args.output_dir)
model.evaluatePairs(pairs, char=args.char)
value=PAD) for sen in batch_tar
]
# the transposing makes the data of the size: length * batch_size
res.append((torch.stack(padded_src).t().contiguous().to(DEVICE),
torch.stack(padded_tar).t().contiguous().to(DEVICE)))
batch_src = []
batch_tar = []
# res: list of batch pairs
return res
# src_name, tar_name = TRAIN_FILE.split('-')
# input_lang, output_lang, pairs = data.prepareData('spa', 'en', True)
input_lang, output_lang, pairs = data.prepareData(TRAIN_FILE, reverse=False)
batch_pairs = to_batch(input_lang, output_lang, pairs, batch_size=BATCH_SIZE)
if args.model == 'stack':
enc = stack.EncoderSRNN(input_size=input_lang.n_words,
hidden_size=args.hidden,
nstack=args.nstack,
stack_depth=args.stack_depth,
stack_size=args.stack_size,
stack_elem_size=args.stack_elem_size).\
to(DEVICE)
dec = stack.DecoderSRNN(output_size=output_lang.n_words,
hidden_size=args.hidden,
nstack=args.nstack,
stack_depth=args.stack_depth,
stack_size=args.stack_size,
import net as rede
import data
#print(data.countTimeFold("/home/joseildo/SpeechDetection/musan/speech/librivox/"),"segundos")
data.loadFromFold('/home/joseildo/SpeechDetection/musan/speech/librivox/')
data.notSilence = "2"
data.loadFromFold("/home/joseildo/SpeechDetection/musan/noise/sound-bible")
data.prepareData(x, y, shuffle=True)
rede.model.save_weights(
'/home/joseildo/SpeechDetection/pyHumanDetect/pesosPorraa.h5')
# with open(mapping_path, 'rb') as f:
# mappings = cPickle.load(f)
# input_lang = mappings['input_lang']
# output_lang = mappings['output_lang']
# pairs = mappings['pairs']
# else:
# input_lang, output_lang, pairs = prepareData(parameters['lang1'], parameters['lang2'], True)
# with open(mapping_path, 'wb') as f:
# mappings = {
# input_lang,
# output_lang,
# pairs,
# }
# cPickle.dump(mappings, f)
input_lang, output_lang, pairs = prepareData(parameters['lang1'],
parameters['lang2'], True)
def train(input_word_tensor, target_word_tensor, input_char_tensor, encoder,
decoder, encoder_optimizer, decoder_optimizer, criterion,
max_length):
encoder_hidden = encoder.initHidden()
encoder_optimizer.zero_grad()
decoder_optimizer.zero_grad()
input_length = input_word_tensor.size(0)
target_length = target_word_tensor.size(0)
encoder_outputs = torch.zeros(max_length,
encoder.hidden_size,
def training():
context_x = Context(inputs_dict.n_words, hidden_size).to(device)
classification_x = Classification().to(device)
context_x, classification_x, plot_losses = trainIters(context_x,
classification_x,
device,
inputs_dict,
target_dict,
pairs,
n_iters,
print_every=50)
return context_x, classification_x, plot_losses
if __name__ == '__main__':
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
name = 'data'
max_length = 10
inputs_dict, target_dict, pairs = prepareData(name, max_length)
#print(target_dict.word2index)
hidden_size = 256
n_iters = 700
context_x, classification_x, plot_losses = training()
showPlot(plot_losses)
evaluateRandomly(context_x, classification_x, device, inputs_dict,
target_dict, pairs, 5)
import numpy as np
import pandas as pd
import xgboost as xgb
import gc
import data
print('Loading data ...')
x_train, y_train, x_valid, y_valid, x_test = data.prepareData()
print(x_train.shape)
print(y_train.shape)
print(x_valid.shape)
print(y_valid.shape)
print(x_test.shape)
print('Building DMatrix...')
d_train = xgb.DMatrix(x_train, label=y_train)
d_valid = xgb.DMatrix(x_valid, label=y_valid)
del x_train, x_valid; gc.collect()
print('Training ...')
'''
params = {}
params['eta'] = 0.02
params['objective'] = 'reg:linear'
params['eval_metric'] = 'mae'
params['max_depth'] = 6
params['silent'] = 1
def trainer(self):
meta_index = pd.DataFrame(
data=[[
1, '백산수2.0L', 'promotion_flag_1_bac_2', 'sale_qty_1_bac_2',
'1_bac2.hdf5'
],
[
1, '백산수500ml', 'promotion_flag_1_bac_5',
'sale_qty_1_bac_5', '1_bac5.hdf5'
],
[
1, '신라면멀티', 'promotion_flag_1_sin', 'sale_qty_1_sin',
'1_sin.hdf5'
],
[
1, '안성탕면멀티', 'promotion_flag_1_ans', 'sale_qty_1_ans',
'1_ans.hdf5'
],
[
1, '진라면멀티(순한맛)', 'promotion_flag_1_jin',
'sale_qty_1_jin', '1_jin.hdf5'
],
[
6, '백산수2.0L', 'promotion_flag_6_bac_2',
'sale_qty_6_bac_2', '6_bac2.hdf5'
],
[
6, '백산수500ml', 'promotion_flag_6_bac_5',
'sale_qty_6_bac_5', '6_bac5.hdf5'
],
[
6, '신라면멀티', 'promotion_flag_6_sin', 'sale_qty_6_sin',
'6_sin.hdf5'
],
[
6, '안성탕면멀티', 'promotion_flag_6_ans', 'sale_qty_6_ans',
'6_ans.hdf5'
],
[
6, '진라면멀티(순한맛)', 'promotion_flag_6_jin',
'sale_qty_6_jin', '6_jin.hdf5'
]],
columns=['store', 'product', 'promotion', 'sale', 'weight'])
model_name = meta_index[(meta_index['store'] == self.store_code) & (
meta_index['product'] == self.product_name)].iloc[0]['weight']
prepareData1 = prepareData(merged_df=self.merged_df,
product_name=self.product_name,
store_code=self.store_code,
train_date=self.train_date,
predict_date=self.predict_date,
sequence_x=self.sequence_x,
sequence_y=self.sequence_y)
df, df_train, df_test, sale_qty, x_columns, x_1_columns = prepareData1.sep_data2(
)
(x_scaler, x_1_scaler, y_scaler, column_num_x, column_num_x_1,
x_columns, x_1_columns, sale_qty) = prepareData1.scaled_origin()
print(df_train)
x_train_scaled, x_train_1_scaled, y_train_scaled = prepareData1.scaled_data(
df_train=df_train)
model = create_model(column_num_x, column_num_x_1, self.sequence_x,
self.sequence_y)
model.compile(
optimizer=keras.optimizers.Adam(),
loss=[
keras.losses.Huber(), # MeanSquaredError,Huber
],
metrics=['mse'])
filepath = './weight/' + model_name
checkpoint_path = filepath
checkpoint = ModelCheckpoint(checkpoint_path,
monitor='loss',
verbose=1,
save_best_only=True,
mode='min')
earlystop = EarlyStopping(
monitor='loss',
min_delta=0,
patience=30,
verbose=0,
mode='auto',
baseline=None,
restore_best_weights=False,
)
callbacks_list = [checkpoint, earlystop]
history = model.fit({
"long": x_train_scaled,
"short": x_train_1_scaled
}, {"prediction": y_train_scaled},
epochs=2000,
batch_size=32,
callbacks=callbacks_list,
shuffle=False)
scores = model.evaluate(x=(x_train_scaled, x_train_1_scaled),
y=y_train_scaled,
verbose=0)
# return history
return scores
