def build_model(self):
self.get_glove()
if not self.config['n_layers'] in [1,2]:
print ("Only 1 or two layers are supported! ")
self.rnn_left_ = GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True )
self.rnn_right_ = GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True )
self.rnn_left_2 = ( GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True ))
self.rnn_right_2 = ( GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True ))
if self.config['n_layers'] == 2:
self._rnn_left_ = GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True )
self._rnn_right_ = GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True )
self._rnn_left_2 = ( GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True ))
self._rnn_right_2 = ( GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True ))
self.stitch_layer = CrossStitch()
if self.config['n_layers'] == 2:
self.stitch_layer2 = CrossStitch()
aux_inps , aux_outs = self.getAuxM()
prim_inps , prim_outs = self.getPrimM()
self.model = Model( prim_inps+aux_inps , prim_outs+aux_outs )
Trainer.build_model( self )
def build_model(self):
self.get_glove()
self.rnn_left_ = GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True)
self.rnn_right_ = GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True)
if self.config['n_layers'] == 2:
self.rnn_left_2 = GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True)
self.rnn_right_2 = GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True)
aux_inps, aux_outs = self.getAuxM()
prim_inps, prim_outs = self.getPrimM()
self.model = Model(prim_inps + aux_inps, prim_outs + aux_outs)
Trainer.build_model(self)
def build_model(self):
config = self.config
embed = Embedding(self.config['vocab_size'],
self.config['embed_dim'],
mask_zero=True)
if self.config['mode'] == 'share':
rnn_hi = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_enhi = (LSTM(self.config['nHidden'], return_sequences=True))
elif self.config['mode'] == 'concat':
rnn_en = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_hi = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_enhi = (LSTM(self.config['nHidden'], return_sequences=True))
# hi
inp_hi = Input((self.config['sent_len'], ))
x = embed(inp_hi)
if self.config['mode'] == 'share':
x = rnn_hi(x)
if self.config['mode'] == 'concat':
x = rnn_hi(x)
out_hi = TimeDistributed(
Dense(config['n_class_hi'], activation='softmax'))(x)
# en
inp_en = Input((self.config['sent_len'], ))
x = embed(inp_en)
if self.config['mode'] == 'share':
x = rnn_hi(x)
if self.config['mode'] == 'concat':
x = rnn_hi(x)
out_en = TimeDistributed(
Dense(config['n_class_en'], activation='softmax'))(x)
inp_enhi = Input((self.config['sent_len'], ))
x = embed(inp_enhi)
if self.config['mode'] == 'share':
x_en = rnn_hi(x)
x = x_en
x = rnn_enhi(x)
if self.config['mode'] == 'concat':
x_en = rnn_en(x)
x_hi = rnn_hi(x)
x = Concatenate(-1)([x_en, x_hi])
x = rnn_enhi(x)
out_enhi = TimeDistributed(
Dense(self.config['n_class_enhi'], activation='softmax'))(x)
self.model = Model([inp_hi, inp_en, inp_enhi],
[out_hi, out_en, out_enhi])
Trainer.build_model(self)
def build_model(self):
self.get_glove()
self.aux_w_l, self.aux_w_r = self.get_document_level_rnn_weights()
self.rnn_left_aux_cell__ = GRUCell(64, trainable=False)
self.rnn_right_aux_cell__ = GRUCell(64, trainable=False)
aux_inps, aux_outs = self.getAuxM()
prim_inps, prim_outs = self.getPrimM()
self.model = Model(prim_inps + aux_inps, prim_outs + aux_outs)
Trainer.build_model(self)
def build_model(self):
config = self.config
embed = Embedding(self.config['vocab_size'], self.config['embed_dim'])
rnn_es = LSTM(self.config['nHidden'])
rnn_en = LSTM(self.config['nHidden'])
rnn_enes = LSTM(self.config['nHidden'])
if self.config['mode'] == 'parallel':
rnn_shared = LSTM(self.config['nHidden'], return_sequences=False)
else:
rnn_shared = LSTM(self.config['nHidden'], return_sequences=True)
inp_en = Input((self.config['sent_len'], ))
x_en = embed(inp_en)
if self.config['mode'] == 'parallel':
x_en_1 = rnn_en(x_en)
x_en_2 = rnn_shared(x_en)
x_en = Concatenate()([x_en_1, x_en_2])
else:
x_en = rnn_en(Concatenate()([x_en, rnn_shared(x_en)]))
inp_es = Input((self.config['sent_len'], ))
x_es = embed(inp_es)
if self.config['mode'] == 'parallel':
x_es_1 = rnn_es(x_es)
x_es_2 = rnn_shared(x_es)
x_es = Concatenate()([x_es_1, x_es_2])
else:
x_es = rnn_es(Concatenate()([x_es, rnn_shared(x_es)]))
inp_enes = Input((self.config['sent_len'], ))
x_enes = embed(inp_enes)
if self.config['mode'] == 'parallel':
x_enes_1 = rnn_enes(x_enes)
x_enes_2 = rnn_shared(x_enes)
x_enes = Concatenate()([x_enes_1, x_enes_2])
else:
x_enes = rnn_enes(Concatenate()([x_enes, rnn_shared(x_enes)]))
out_enes = (Dense(self.config['n_class_enes'],
activation='softmax'))(x_enes)
out_es = (Dense(self.config['n_class_es'], activation='softmax'))(x_es)
out_en = (Dense(self.config['n_class_en'], activation='softmax'))(x_en)
self.model = Model([inp_en, inp_es, inp_enes],
[out_en, out_es, out_enes])
Trainer.build_model(self)
def build_model(self):
config = self.config
emb = Embedding(self.config['vocab_size'], self.config['embed_dim'])
rnn_en = LSTM(self.config['nHidden'], return_sequences=True)
if self.config['mode'] == 'concat':
rnn_es = LSTM(self.config['nHidden'], return_sequences=True)
rnn_enes = LSTM(self.config['nHidden'])
inp_en = Input((self.config['sent_len'], ))
x = emb(inp_en)
if self.config['mode'] == 'share':
x = rnn_en(x)
x = Lambda(lambda x: x[:, -1])(x)
else:
x = rnn_en(x)
x = Lambda(lambda x: x[:, -1])(x)
out_en = (Dense(self.config['n_class_en'], activation='softmax'))(x)
inp_es = Input((self.config['sent_len'], ))
x = emb(inp_es)
if self.config['mode'] == 'share':
x = rnn_en(x)
x = Lambda(lambda x: x[:, -1])(x)
else:
x = rnn_es(x)
x = Lambda(lambda x: x[:, -1])(x)
out_es = (Dense(self.config['n_class_es'], activation='softmax'))(x)
inp_enes = Input((self.config['sent_len'], ))
x = emb(inp_enes)
if self.config['mode'] == 'share':
x_es1 = rnn_en(x)
x = x_es1
x = rnn_enes(x)
else:
x_es1 = rnn_es(x)
x_en1 = rnn_en(x)
x = Concatenate(-1)([x_es1, x_en1])
x = rnn_enes(x)
out_enes = (Dense(self.config['n_class_enes'],
activation='softmax'))(x)
self.model = Model([inp_en, inp_es, inp_enes],
[out_en, out_es, out_enes])
Trainer.build_model(self)
def build_model(self):
config = self.config
embed = Embedding(self.config['vocab_size'],
self.config['embed_dim'],
mask_zero=True)
rnn_hi = LSTM(self.config['nHidden'], return_sequences=True)
rnn_en = LSTM(self.config['nHidden'], return_sequences=True)
# en
inp_en = Input((self.config['sent_len'], ))
x = embed(inp_en)
x = rnn_en(x)
out_en = TimeDistributed(
Dense(config['n_class_en'], activation='softmax'))(x)
# hi
inp_hi = Input((self.config['sent_len'], ))
x = embed(inp_hi)
x = rnn_hi(x)
out_hi = TimeDistributed(
Dense(config['n_class_hi'], activation='softmax'))(x)
cell_combined = GiretTwoCell(rnn_hi.cell, rnn_en.cell,
self.config['nHidden'])
inp_enhi = Input((self.config['sent_len'], ))
x = embed(inp_enhi)
x_att = x
x_att = Bidirectional(LSTM(32, return_sequences=True))(x)
bider_h = x_att
x_att = TimeDistributed(Dense(3, activation='softmax'))(x_att)
x_att = Lambda(lambda x: x[..., 1:])(x_att)
x = Concatenate(-1)([x_att, x])
x = RNN(cell_combined, return_sequences=True)(x)
out_enhi = TimeDistributed(
Dense(self.config['n_class_enhi'], activation='softmax'))(x)
self.model = Model([inp_hi, inp_en, inp_enhi],
[out_hi, out_en, out_enhi])
Trainer.build_model(self)
def build_model(self):
config = self.config
emb = Embedding(self.config['vocab_size'], self.config['embed_dim'])
rnn_en = LSTM(self.config['nHidden'])
rnn_es = LSTM(self.config['nHidden'])
inp_en = Input((self.config['sent_len'], ))
x_en = emb(inp_en)
x_en = rnn_en(x_en)
out_en = Dense(self.config['n_class_en'], activation='softmax')(x_en)
inp_es = Input((self.config['sent_len'], ))
x_es = emb(inp_es)
x_es = rnn_es(x_es)
out_es = Dense(self.config['n_class_es'], activation='softmax')(x_es)
cell_en = rnn_en.cell
cell_es = rnn_es.cell
cell_combined = GiretTwoCell(cell_en, cell_es, self.config['nHidden'])
inp_enes = Input((self.config['sent_len'], ))
x = emb(inp_enes)
x_att = Bidirectional(LSTM(32, return_sequences=True))(x)
bider_last = Lambda(lambda x: x[:, -1, :])(x_att)
x_att = TimeDistributed(Dense(3, activation='softmax'))(x_att)
x_att = Lambda(lambda x: x[..., 1:])(x_att)
x = Concatenate(-1)([x_att, x])
x = RNN(cell_combined)(x)
x = Concatenate()([bider_last, x])
out_enes = Dense(self.config['n_class_enes'], activation='softmax')(x)
self.model = Model([inp_en, inp_es, inp_enes],
[out_en, out_es, out_enes])
Trainer.build_model(self)
def build_model(self):
config = self.config
embed = Embedding( self.config['vocab_size'] , self.config['embed_dim'] , mask_zero=True)
rnn = (LSTM( self.config['nHidden'] , return_sequences=True ))
if config['n_layers'] == 2:
rnn2 = (LSTM( self.config['nHidden'] , return_sequences=True ))
# hi
inp_hi = Input(( self.config['sent_len'] , ))
x = embed(inp_hi)
if config['n_layers'] == 2:
x = rnn2(rnn( x ))
else:
x = rnn( x )
out_hi = TimeDistributed(Dense( config['n_class_hi'] , activation='softmax'))(x)
# en
inp_en = Input(( self.config['sent_len'] , ))
x = embed(inp_en)
if config['n_layers'] == 2:
x = rnn2(rnn( x ))
else:
x = rnn( x )
out_en = TimeDistributed(Dense( config['n_class_en'] , activation='softmax'))(x)
inp_enhi = Input(( self.config['sent_len'] , ))
x = embed(inp_enhi)
if config['n_layers'] == 2:
x = rnn2(rnn( x ))
else:
x = rnn( x )
out_enhi = TimeDistributed(Dense( self.config['n_class_enhi'] , activation='softmax'))(x)
self.model = Model( [inp_hi , inp_en , inp_enhi ] , [ out_hi , out_en , out_enhi ] )
Trainer.build_model( self )
def build_model(self):
assert self.config[ 'sharing_scheme' ] in [ 'parallel' , 'stacked' ]
self.get_glove()
self.rnn_left_ = GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True )
self.rnn_right_ = GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True )
self.rnn_left_2 = ( GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True ))
self.rnn_right_2 = ( GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True ))
self.rnn_left_shared = ( GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True ))
self.rnn_right_shared = ( GRU( self.config['nHidden'] , return_sequences=True , dropout=self.config['dropout'] , recurrent_dropout=self.config['recurrent_dropout'] , trainable=True ))
aux_inps , aux_outs = self.getAuxM()
prim_inps , prim_outs = self.getPrimM()
self.model = Model( prim_inps+aux_inps , prim_outs+aux_outs )
Trainer.build_model( self )
def build_model(self):
config = self.config
emb = Embedding(self.config['vocab_size'], self.config['embed_dim'])
if self.config['n_layers'] == 2:
rnn = LSTM(self.config['nHidden'], return_sequences=True)
rnn2 = LSTM(self.config['nHidden'])
else:
rnn = LSTM(self.config['nHidden'])
inp_en = Input((self.config['sent_len'], ))
x = emb(inp_en)
if self.config['n_layers'] == 2:
x = rnn2(rnn(x))
else:
x = rnn(x)
out_en = Dense(self.config['n_class_en'], activation='softmax')(x)
inp_es = Input((self.config['sent_len'], ))
x = emb(inp_es)
if self.config['n_layers'] == 2:
x = rnn2(rnn(x))
else:
x = rnn(x)
out_es = Dense(self.config['n_class_es'], activation='softmax')(x)
inp_enes = Input((self.config['sent_len'], ))
x = emb(inp_enes)
if self.config['n_layers'] == 2:
x = rnn2(rnn(x))
else:
x = rnn(x)
out_enes = Dense(self.config['n_class_enes'], activation='softmax')(x)
self.model = Model([inp_en, inp_es, inp_enes],
[out_en, out_es, out_enes])
Trainer.build_model(self)
# 多卡并行模型初始化,用不着那么多显存
if torch.cuda.device_count() > 0:
print("Let's use", torch.cuda.device_count(), "GPUs!")
model = nn.DataParallel(
model).cuda() # CUDA_VISIBLE_DEVICES=5,6设置环境可见,自动适应显卡数量
# 训练
best_Score_f1 = 0
print('training')
while True:
# print("学习率：" + str(sch.get_lr()[0]))
# print("学习率：" + str(opt.param_groups[0]['lr']))
# 训练集训练
train_f1_score_, train_accuracy_score_, loss = Trainer.train(
model, train_data_loader, opt, ent_loss, epoch, train_logger, tqdm,
args.apex, args.details, train_data_set.CLASS)
# 动态改变学习率，根据epoch判断当前的学习率是否需要改变
sch.step()
# 验证集验证
val_f1_score_, val_accuracy_score_, _ = Trainer.val(
model, val_data_loader, epoch, train_logger, tqdm, args.details,
train_data_set.CLASS)
# 向TensorBoardX中写入log信息，这里以Acc和Loss为例
if args.tensorboardX:
writer.add_scalar('train_accuracy', train_accuracy_score_, epoch)
writer.add_scalar('val_accuracy', val_accuracy_score_, epoch)
writer.add_scalar('train_loss', loss, epoch)
def startJob(self):
logging.info("[+]Start Job!")
sc = get_sc(self.app_conf)
sqlcontext = SQLContext(sc)
#获取原始数据
df = sqlcontext.read.json(self.app_conf["data_dir"])
logging.info("[+]Get data success!")
rdd = df.toJSON()
#过滤出请求数据
p_rdd = rdd.filter(self.filter).cache()
#抽取参数观察序列
p_rdd = p_rdd.flatMap(self.extract).cache()
logging.info("[+]Begin fliter data and extrate parameters......")
p_list = p_rdd.collect()
logging.info("[+]Got p_rdd!")
logging.info("[+]Train data num is:" + str(len(p_list)))
#按照参数ID分组
p_dict = {}
for p in p_list:
if p.keys()[0] not in p_dict.keys():
p_dict[p.keys()[0]] = {}
p_dict[p.keys()[0]]["p_states"] = [p.values()[0]["p_state"]]
p_dict[p.keys()[0]]["p_type"] = p.values()[0]["p_type"]
p_dict[p.keys()[0]]["p_name"] = p.values()[0]["p_name"]
p_dict[p.keys()[0]]["p_states"].append(p.values()[0]["p_state"])
logging.info("[+]P num is:" + str(len(p_dict)))
#检测是否满足最小训练数
for key in p_dict.keys():
if len(p_dict[key]["p_states"]) < self.app_conf["min_train_num"]:
p_dict.pop(key)
logging.info("[+]Effective p num is:" + str(len(p_dict)))
models = []
logging.info("[+]Begin train models!")
#参数训练
trained_num = 0
for p_id in p_dict.keys():
data = {}
data["p_id"] = p_id
data["p_states"] = p_dict[p_id]["p_states"]
trainer = Trainer(data)
(m, p) = trainer.get_model()
model = {}
model["p_id"] = p_id
model["p_type"] = p_dict[p_id]["p_type"]
model["p_name"] = p_dict[p_id]["p_name"]
model["model"] = pickle.dumps(m)
model["profile"] = p
models.append(model)
logging.info("[+]Trained:%s,num is %s" % (p_id, trained_num))
trained_num += 1
logging.info("[+]Train Over!")
#保存训练参数到HDFS
model_df = sqlcontext.createDataFrame(models)
logging.info("[+]Trained model num:" + str(model_df.count()))
date = time.strftime("%Y-%m-%d_%H-%M")
path = "hdfs://%s:8020%smodel%s.json" % (
self.app_conf["namenode_model"], self.app_conf["model_dir"], date)
logging.info("[+]Write model to hdfs,path is :" + path)
model_df.write.json(path=path)
logging.info("[+]Job over!")
sc.stop()
def build_model(self):
self.get_glove()
self.rnn_left_ = GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True)
self.rnn_right_ = GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True)
self.rnn_left_2 = (GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True))
self.rnn_right_2 = (GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True))
self._rnn_left_ = GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True)
self._rnn_right_ = GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True)
self._rnn_left_2 = (GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True))
self._rnn_right_2 = (GRU(
self.config['nHidden'],
return_sequences=True,
dropout=self.config['dropout'],
recurrent_dropout=self.config['recurrent_dropout'],
trainable=True))
self.stitch_layer = CrossStitch()
self.osel = OutPutSelector()
aux_inps, aux_outs = self.getAuxM()
prim_inps, prim_outs = self.getPrimM()
self.model = Model(prim_inps + aux_inps, prim_outs + aux_outs)
Trainer.build_model(self)
def build_model(self):
gloveSize = 100
vocabSize = 1193515
#nEn = env_arg("nEn" , 16 , int )
maxSentenceL = self.config[
'maxSentenceL'] # self.config['maxSentenceL']
rnn_type = self.config['rnn_type']
nHidden = self.config['nHidden'] #env_arg("nH" , 64 , int )
opt_name = 'adam'
#batch_size = self.config['batch_size'] # env_arg("batch_size" , 64 , int )
dropout = self.config['dropout'] # env_arg("drop" , 0.2 , float )
recurrent_dropout = self.config[
'recurrent_dropout'] # env_arg("rec_drop" , 0.2 , float )
lr = -1 # env_arg("lr" , -1.0 , float ) # default keras
# epochs = 3# env_arg("epochs" , 3 , int )
#exp_name = env_arg("exp_name" , "naive_mtl" , str )
# Loading the weights of the pre trainid Model
if rnn_type == 'lstm':
rnn = LSTM
elif rnn_type == 'gru':
rnn = GRU
inp = Input((maxSentenceL, )) # left
inp_x = inp
embed = (Embedding(vocabSize, gloveSize, trainable=False))
inp_x = embed(inp_x)
inp_rev = Lambda(lambda x: K.reverse(x, axes=1))(inp_x) # right
rnn_left = rnn(nHidden,
return_sequences=True,
dropout=dropout,
recurrent_dropout=recurrent_dropout)
rnn_right = rnn(nHidden,
return_sequences=True,
dropout=dropout,
recurrent_dropout=recurrent_dropout)
left_x = rnn_left(inp_x)
right_x = rnn_right(inp_rev)
right_x = Lambda(lambda x: K.reverse(x, axes=1))(right_x)
c_x = Concatenate(axis=-1)([left_x, right_x])
c_x = GlobalAvgPool1D()(c_x)
x = Dense(3)(c_x)
out = Activation('softmax')(x)
m = Model(inp, out)
m.load_weights("./data/lr_lstm_glove_3.2ft_2_ep0.h5")
def getM():
# setting the weights from the pretrained model to the new model
if rnn_type == 'lstm':
rnn = LSTM
elif rnn_type == 'gru':
rnn = GRU
rnn_left_ = rnn(nHidden,
return_sequences=True,
dropout=dropout,
recurrent_dropout=recurrent_dropout,
trainable=False)
rnn_right_ = rnn(nHidden,
return_sequences=True,
dropout=dropout,
recurrent_dropout=recurrent_dropout,
trainable=False)
rnn_left_2 = rnn(nHidden,
return_sequences=True,
dropout=dropout,
recurrent_dropout=recurrent_dropout,
trainable=True)
rnn_right_2 = rnn(nHidden,
return_sequences=True,
dropout=dropout,
recurrent_dropout=recurrent_dropout,
trainable=True)
def getPrimModel(
): # will return a submodel with the shard weights and both the LSTMs
left_i = Input((maxSentenceL, ))
right_i = Input((maxSentenceL, ))
left_x = left_i
right_x = right_i
left_x = embed(left_x)
right_x = embed(right_x)
left_x_1 = rnn_left_(left_x)
right_x_1 = rnn_right_(right_x)
rnn_left_.set_weights(rnn_left.get_weights())
rnn_right_.set_weights(rnn_right.get_weights())
left_x_1 = Lambda(lambda x: x[:, -1, :])(
left_x_1) # coz return seq true
right_x_1 = Lambda(lambda x: x[:, -1, :])(right_x_1)
x = Concatenate()([left_x_1, right_x_1])
x = Dense(3)(x)
out = Activation('softmax')(x)
return left_i, right_i, out
def getAuxModel():
inp = Input((maxSentenceL, )) # left
inp_x = inp
inp_x = embed(inp_x)
inp_rev = Lambda(lambda x: K.reverse(x, axes=1))(
inp_x) # right
left_x = rnn_left_(inp_x)
right_x = rnn_right_(inp_rev)
right_x = Lambda(lambda x: K.reverse(x, axes=1))(right_x)
rnn_left_.set_weights(rnn_left.get_weights())
rnn_right_.set_weights(rnn_right.get_weights())
c_x = Concatenate(axis=-1)([left_x, right_x])
c_x = GlobalAvgPool1D()(c_x)
x = Dense(3)(c_x)
out = Activation('softmax')(x)
return inp, out
left_i_prim, right_i_prim, out_prim = getPrimModel()
inp_aux, out_aux = getAuxModel()
m = Model([left_i_prim, right_i_prim, inp_aux],
[out_prim, out_aux])
if lr > 0:
opt = getattr(keras.optimizers, opt_name)(lr=lr)
else:
opt = getattr(keras.optimizers, opt_name)()
m.compile(opt, 'categorical_crossentropy', metrics=['accuracy'])
return m
self.model = getM()
Trainer.build_model(self)
def build_model(self):
gloveSize = 100
vocabSize = 1193515
#nEn = env_arg("nEn" , 16 , int )
maxSentenceL = self.config[
'maxSentenceL'] # self.config['maxSentenceL']
rnn_type = self.config['rnn_type']
nHidden = self.config['nHidden'] #env_arg("nH" , 64 , int )
opt_name = 'adam'
#batch_size = self.config['batch_size'] # env_arg("batch_size" , 64 , int )
dropout = self.config['dropout'] # env_arg("drop" , 0.2 , float )
recurrent_dropout = self.config[
'recurrent_dropout'] # env_arg("rec_drop" , 0.2 , float )
lr = -1 # env_arg("lr" , -1.0 , float ) # default keras
# epochs = 3# env_arg("epochs" , 3 , int )
#exp_name = env_arg("exp_name" , "naive_mtl" , str )
if glov_gob[0] is None:
gf = h5py.File("./data/glovePrepped.h5")
gloveVecs = np.array(gf['twitter_100_vecs'])
glov_gob[0] = gloveVecs
gloveVecs = glov_gob[0]
embed = (Embedding(vocabSize,
gloveSize,
weights=[gloveVecs],
trainable=False))
# Loading the weights of the pre trainid Model
if rnn_type == 'lstm':
rnn = LSTM
elif rnn_type == 'gru':
rnn = GRU
def getM():
# setting the weights from the pretrained model to the new model
if rnn_type == 'lstm':
rnn = LSTM
elif rnn_type == 'gru':
rnn = GRU
rnn_left_ = rnn(nHidden,
return_sequences=True,
dropout=dropout,
recurrent_dropout=recurrent_dropout,
trainable=True)
rnn_right_ = rnn(nHidden,
return_sequences=True,
dropout=dropout,
recurrent_dropout=recurrent_dropout,
trainable=True)
def getPrimModel(
): # will return a submodel with the shard weights and both the LSTMs
left_i = Input((maxSentenceL, ))
right_i = Input((maxSentenceL, ))
left_x = left_i
right_x = right_i
left_x = embed(left_x)
right_x = embed(right_x)
left_x_1 = rnn_left_(left_x)
right_x_1 = rnn_right_(right_x)
left_x_1 = Lambda(lambda x: x[:, -1, :])(
left_x_1) # coz return seq true
right_x_1 = Lambda(lambda x: x[:, -1, :])(right_x_1)
x = Concatenate()([left_x_1, right_x_1])
x = Dense(3)(x)
out = Activation('softmax')(x)
return left_i, right_i, out
left_i_prim, right_i_prim, out_prim = getPrimModel()
inp_aux = Input(
(maxSentenceL, )) # dummy input # not actually do anything
m = Model([left_i_prim, right_i_prim, inp_aux], [out_prim])
if lr > 0:
opt = getattr(keras.optimizers, opt_name)(lr=lr)
else:
opt = getattr(keras.optimizers, opt_name)()
m.compile(opt, 'categorical_crossentropy', metrics=['accuracy'])
return m
self.model = getM()
Trainer.build_model(self)
def build_model(self):
config = self.config
embed = Embedding(self.config['vocab_size'],
self.config['embed_dim'],
mask_zero=True)
rnn_hi = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_en = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_enhi = (LSTM(self.config['nHidden'], return_sequences=True))
if config['n_layers'] == 2:
rnn_hi2 = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_en2 = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_enhi2 = (LSTM(self.config['nHidden'], return_sequences=True))
stitch_layer = CrossStitch()
stitch_layer.supports_masking = True
if config['n_layers'] == 2:
stitch_layer2 = CrossStitch()
stitch_layer2.supports_masking = True
def cal_cs_1l(inp):
x = embed(inp)
x_hi = rnn_hi(x)
# en
x = embed(inp)
x_en = rnn_en(x)
x = embed(inp)
x_enhi = rnn_enhi(x)
[x_hi, x_en, x_enhi] = stitch_layer([x_hi, x_en, x_enhi])
return [x_hi, x_en, x_enhi]
def cal_cs_2l(inp):
x = embed(inp)
x_hi = rnn_hi(x)
# en
x = embed(inp)
x_en = rnn_en(x)
x = embed(inp)
x_enhi = rnn_enhi(x)
[x_hi, x_en, x_enhi] = stitch_layer([x_hi, x_en, x_enhi])
x_hi = rnn_hi2(x_hi)
x_en = rnn_en2(x_en)
x_enhi = rnn_enhi2(x_enhi)
[x_hi, x_en, x_enhi] = stitch_layer2([x_hi, x_en, x_enhi])
return [x_hi, x_en, x_enhi]
if config['n_layers'] == 1:
cal_cs = cal_cs_1l
if config['n_layers'] == 2:
cal_cs = cal_cs_2l
# hi
inp_hi = Input((self.config['sent_len'], ))
# en
inp_en = Input((self.config['sent_len'], ))
inp_enhi = Input((self.config['sent_len'], ))
[x_hi, _, _] = cal_cs(inp_hi)
[_, x_en, _] = cal_cs(inp_en)
[_, _, x_enhi] = cal_cs(inp_enhi)
out_enhi = TimeDistributed(
Dense(self.config['n_class_enhi'], activation='softmax'))(x_enhi)
out_hi = TimeDistributed(
Dense(config['n_class_hi'], activation='softmax'))(x_hi)
out_en = TimeDistributed(
Dense(config['n_class_en'], activation='softmax'))(x_en)
self.model = Model([inp_hi, inp_en, inp_enhi],
[out_hi, out_en, out_enhi])
Trainer.build_model(self)
def build_model(self):
config = self.config
embed = Embedding(self.config['vocab_size'],
self.config['embed_dim'],
mask_zero=True)
rnn_hi = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_en = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_enhi = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_hi2 = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_en2 = (LSTM(self.config['nHidden'], return_sequences=True))
rnn_enhi2 = (LSTM(self.config['nHidden'], return_sequences=True))
stitch_layer = CrossStitch()
stitch_layer.supports_masking = True
osel = OutPutSelector()
osel.supports_masking = True
def desectOut(xx):
l = xx.shape[-1]
return Lambda(lambda x: [x[..., :l / 2], x[..., l / 2:]])(xx)
def cal_cs(inp):
x = embed(inp)
x_hi = rnn_hi(x)
# en
x = embed(inp)
x_en = rnn_en(x)
x = embed(inp)
x_enhi = rnn_enhi(x)
[x_hi1, x_hi2] = desectOut(x_hi)
[x_en1, x_en2] = desectOut(x_en)
[x_enhi1, x_enhi2] = desectOut(x_enhi)
[x_hi1, x_en1, x_enhi1, x_hi2, x_en2, x_enhi2
] = stitch_layer([x_hi1, x_en1, x_enhi1, x_hi2, x_en2, x_enhi2])
x_hi = Concatenate()([x_hi1, x_hi2])
x_en = Concatenate()([x_en1, x_en2])
x_enhi = Concatenate()([x_enhi1, x_enhi2])
x_hi_p = x_hi
x_en_p = x_en
x_enhi_p = x_enhi
x_hi = rnn_hi2(x_hi)
x_en = rnn_en2(x_en)
x_enhi = rnn_enhi2(x_enhi)
[x_hi1, x_hi2] = desectOut(x_hi)
[x_en1, x_en2] = desectOut(x_en)
[x_enhi1, x_enhi2] = desectOut(x_enhi)
[x_hi1, x_en1, x_enhi1, x_hi2, x_en2, x_enhi2
] = stitch_layer([x_hi1, x_en1, x_enhi1, x_hi2, x_en2, x_enhi2])
x_hi = Concatenate()([x_hi1, x_hi2])
x_en = Concatenate()([x_en1, x_en2])
x_enhi = Concatenate()([x_enhi1, x_enhi2])
x_hi = osel([x_hi, x_hi_p])
x_en = osel([x_en, x_en_p])
x_enhi = osel([x_enhi, x_enhi_p])
return [x_hi, x_en, x_enhi]
# hi
inp_hi = Input((self.config['sent_len'], ))
# en
inp_en = Input((self.config['sent_len'], ))
inp_enhi = Input((self.config['sent_len'], ))
[x_hi, _, _] = cal_cs(inp_hi)
[_, x_en, _] = cal_cs(inp_en)
[_, _, x_enhi] = cal_cs(inp_enhi)
out_enhi = TimeDistributed(
Dense(self.config['n_class_enhi'], activation='softmax'))(x_enhi)
out_hi = TimeDistributed(
Dense(config['n_class_hi'], activation='softmax'))(x_hi)
out_en = TimeDistributed(
Dense(config['n_class_en'], activation='softmax'))(x_en)
self.model = Model([inp_hi, inp_en, inp_enhi],
[out_hi, out_en, out_enhi])
Trainer.build_model(self)
def build_model(self):
config = self.config
embed = Embedding( self.config['vocab_size'] , self.config['embed_dim'] )
if self.config['n_layers'] == 2:
rnn_es = LSTM( self.config['nHidden'] , return_sequences=True )
rnn_en = LSTM( self.config['nHidden'] , return_sequences=True )
rnn_enes = LSTM( self.config['nHidden'] , return_sequences=True )
rnn_es2 = LSTM( self.config['nHidden'] )
rnn_en2 = LSTM( self.config['nHidden'] )
rnn_enes2 = LSTM( self.config['nHidden'] )
else:
rnn_es = LSTM( self.config['nHidden'] )
rnn_en = LSTM( self.config['nHidden'] )
rnn_enes = LSTM( self.config['nHidden'] )
stitch_layer = CrossStitch()
stitch_layer.supports_masking = True
if self.config['n_layers'] == 2:
stitch_layer2 = CrossStitch()
stitch_layer2.supports_masking = True
def cal_cs1l( inp ):
x = embed(inp)
x_es = rnn_es( x )
# en
x = embed(inp)
x_en = rnn_en( x )
x = embed(inp)
x_enes = rnn_enes( x )
[ x_es , x_en, x_enes ] = stitch_layer([ x_es , x_en , x_enes ])
return [ x_es , x_en, x_enes ]
def cal_cs2l( inp ):
x = embed(inp)
x_es = rnn_es( x )
# en
x = embed(inp)
x_en = rnn_en( x )
x = embed(inp)
x_enes = rnn_enes( x )
[ x_es , x_en, x_enes ] = stitch_layer([ x_es , x_en , x_enes ])
x_es = rnn_es2( x_es )
x_en = rnn_en2( x_en )
x_enes = rnn_enes2( x_enes )
[ x_es , x_en, x_enes ] = stitch_layer2([ x_es , x_en , x_enes ])
return [ x_es , x_en, x_enes ]
if self.config['n_layers'] == 2:
cal_cs = cal_cs2l
else:
cal_cs = cal_cs1l
inp_en = Input(( self.config['sent_len'] ,))
inp_es = Input(( self.config['sent_len'] ,))
inp_enes = Input(( self.config['sent_len'] ,))
[ x_es , _ , _ ] = cal_cs( inp_es )
[ _ , x_en , _ ] = cal_cs( inp_en )
[ _ , _ , x_enes ] = cal_cs( inp_enes )
out_enes = (Dense( self.config['n_class_enes'] , activation='softmax'))(x_enes)
out_es = (Dense( self.config['n_class_es'] , activation='softmax'))(x_es)
out_en = (Dense( self.config['n_class_en'] , activation='softmax'))(x_en)
self.model = Model([inp_en , inp_es , inp_enes] , [out_en , out_es , out_enes] )
Trainer.build_model( self )
# Create newtork instances
discriminator = Discriminator()
discriminator.apply(Trainer.init_weights)
generator = Generator()
generator.apply(Trainer.init_weights)
# Create trainer and initialize network weights
device = "cpu"
if torch.cuda.is_available():
print("cuda available")
device = "cuda:0"
discriminator.cuda()
generator.cuda()
# Optimizers and loss function
net_trainer = Trainer(nn.BCELoss(), device)
net_trainer.create_optimizers(discriminator.parameters(),generator.parameters())
# Number of epochs -- hardcoded
num_epochs = 200
# Testing samples -- hardcoded
num_test_samples = 16
test_noise = net_trainer.gen_noise(num_test_samples)
# Start Training
logger = Logger(model_name='DCGAN', data_name=data_name)
plotter = Plotter(num_epochs, num_batches)
for epoch in range(num_epochs):
for n_batch, (real_batch,_) in enumerate(data_loader):
