-
Notifications
You must be signed in to change notification settings - Fork 399
/
model.py
399 lines (340 loc) · 21.7 KB
/
model.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
import tensorflow as tf
from tensorflow.python.ops.rnn_cell import GRUCell
from tensorflow.python.ops.rnn_cell import LSTMCell
from tensorflow.python.ops.rnn import bidirectional_dynamic_rnn as bi_rnn
#from tensorflow.python.ops.rnn import dynamic_rnn
from rnn import dynamic_rnn
from utils import *
from Dice import dice
class Model(object):
def __init__(self, n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE, use_negsampling = False):
with tf.name_scope('Inputs'):
self.mid_his_batch_ph = tf.placeholder(tf.int32, [None, None], name='mid_his_batch_ph')
self.cat_his_batch_ph = tf.placeholder(tf.int32, [None, None], name='cat_his_batch_ph')
self.uid_batch_ph = tf.placeholder(tf.int32, [None, ], name='uid_batch_ph')
self.mid_batch_ph = tf.placeholder(tf.int32, [None, ], name='mid_batch_ph')
self.cat_batch_ph = tf.placeholder(tf.int32, [None, ], name='cat_batch_ph')
self.mask = tf.placeholder(tf.float32, [None, None], name='mask')
self.seq_len_ph = tf.placeholder(tf.int32, [None], name='seq_len_ph')
self.target_ph = tf.placeholder(tf.float32, [None, None], name='target_ph')
self.lr = tf.placeholder(tf.float64, [])
self.use_negsampling =use_negsampling
if use_negsampling:
self.noclk_mid_batch_ph = tf.placeholder(tf.int32, [None, None, None], name='noclk_mid_batch_ph') #generate 3 item IDs from negative sampling.
self.noclk_cat_batch_ph = tf.placeholder(tf.int32, [None, None, None], name='noclk_cat_batch_ph')
# Embedding layer
with tf.name_scope('Embedding_layer'):
self.uid_embeddings_var = tf.get_variable("uid_embedding_var", [n_uid, EMBEDDING_DIM])
tf.summary.histogram('uid_embeddings_var', self.uid_embeddings_var)
self.uid_batch_embedded = tf.nn.embedding_lookup(self.uid_embeddings_var, self.uid_batch_ph)
self.mid_embeddings_var = tf.get_variable("mid_embedding_var", [n_mid, EMBEDDING_DIM])
tf.summary.histogram('mid_embeddings_var', self.mid_embeddings_var)
self.mid_batch_embedded = tf.nn.embedding_lookup(self.mid_embeddings_var, self.mid_batch_ph)
self.mid_his_batch_embedded = tf.nn.embedding_lookup(self.mid_embeddings_var, self.mid_his_batch_ph)
if self.use_negsampling:
self.noclk_mid_his_batch_embedded = tf.nn.embedding_lookup(self.mid_embeddings_var, self.noclk_mid_batch_ph)
self.cat_embeddings_var = tf.get_variable("cat_embedding_var", [n_cat, EMBEDDING_DIM])
tf.summary.histogram('cat_embeddings_var', self.cat_embeddings_var)
self.cat_batch_embedded = tf.nn.embedding_lookup(self.cat_embeddings_var, self.cat_batch_ph)
self.cat_his_batch_embedded = tf.nn.embedding_lookup(self.cat_embeddings_var, self.cat_his_batch_ph)
if self.use_negsampling:
self.noclk_cat_his_batch_embedded = tf.nn.embedding_lookup(self.cat_embeddings_var, self.noclk_cat_batch_ph)
self.item_eb = tf.concat([self.mid_batch_embedded, self.cat_batch_embedded], 1)
self.item_his_eb = tf.concat([self.mid_his_batch_embedded, self.cat_his_batch_embedded], 2)
self.item_his_eb_sum = tf.reduce_sum(self.item_his_eb, 1)
if self.use_negsampling:
self.noclk_item_his_eb = tf.concat(
[self.noclk_mid_his_batch_embedded[:, :, 0, :], self.noclk_cat_his_batch_embedded[:, :, 0, :]], -1)# 0 means only using the first negative item ID. 3 item IDs are inputed in the line 24.
self.noclk_item_his_eb = tf.reshape(self.noclk_item_his_eb,
[-1, tf.shape(self.noclk_mid_his_batch_embedded)[1], 36])# cat embedding 18 concate item embedding 18.
self.noclk_his_eb = tf.concat([self.noclk_mid_his_batch_embedded, self.noclk_cat_his_batch_embedded], -1)
self.noclk_his_eb_sum_1 = tf.reduce_sum(self.noclk_his_eb, 2)
self.noclk_his_eb_sum = tf.reduce_sum(self.noclk_his_eb_sum_1, 1)
def build_fcn_net(self, inp, use_dice = False):
bn1 = tf.layers.batch_normalization(inputs=inp, name='bn1')
dnn1 = tf.layers.dense(bn1, 200, activation=None, name='f1')
if use_dice:
dnn1 = dice(dnn1, name='dice_1')
else:
dnn1 = prelu(dnn1, 'prelu1')
dnn2 = tf.layers.dense(dnn1, 80, activation=None, name='f2')
if use_dice:
dnn2 = dice(dnn2, name='dice_2')
else:
dnn2 = prelu(dnn2, 'prelu2')
dnn3 = tf.layers.dense(dnn2, 2, activation=None, name='f3')
self.y_hat = tf.nn.softmax(dnn3) + 0.00000001
with tf.name_scope('Metrics'):
# Cross-entropy loss and optimizer initialization
ctr_loss = - tf.reduce_mean(tf.log(self.y_hat) * self.target_ph)
self.loss = ctr_loss
if self.use_negsampling:
self.loss += self.aux_loss
tf.summary.scalar('loss', self.loss)
self.optimizer = tf.train.AdamOptimizer(learning_rate=self.lr).minimize(self.loss)
# Accuracy metric
self.accuracy = tf.reduce_mean(tf.cast(tf.equal(tf.round(self.y_hat), self.target_ph), tf.float32))
tf.summary.scalar('accuracy', self.accuracy)
self.merged = tf.summary.merge_all()
def auxiliary_loss(self, h_states, click_seq, noclick_seq, mask, stag = None):
mask = tf.cast(mask, tf.float32)
click_input_ = tf.concat([h_states, click_seq], -1)
noclick_input_ = tf.concat([h_states, noclick_seq], -1)
click_prop_ = self.auxiliary_net(click_input_, stag = stag)[:, :, 0]
noclick_prop_ = self.auxiliary_net(noclick_input_, stag = stag)[:, :, 0]
click_loss_ = - tf.reshape(tf.log(click_prop_), [-1, tf.shape(click_seq)[1]]) * mask
noclick_loss_ = - tf.reshape(tf.log(1.0 - noclick_prop_), [-1, tf.shape(noclick_seq)[1]]) * mask
loss_ = tf.reduce_mean(click_loss_ + noclick_loss_)
return loss_
def auxiliary_net(self, in_, stag='auxiliary_net'):
bn1 = tf.layers.batch_normalization(inputs=in_, name='bn1' + stag, reuse=tf.AUTO_REUSE)
dnn1 = tf.layers.dense(bn1, 100, activation=None, name='f1' + stag, reuse=tf.AUTO_REUSE)
dnn1 = tf.nn.sigmoid(dnn1)
dnn2 = tf.layers.dense(dnn1, 50, activation=None, name='f2' + stag, reuse=tf.AUTO_REUSE)
dnn2 = tf.nn.sigmoid(dnn2)
dnn3 = tf.layers.dense(dnn2, 2, activation=None, name='f3' + stag, reuse=tf.AUTO_REUSE)
y_hat = tf.nn.softmax(dnn3) + 0.00000001
return y_hat
def train(self, sess, inps):
if self.use_negsampling:
loss, accuracy, aux_loss, _ = sess.run([self.loss, self.accuracy, self.aux_loss, self.optimizer], feed_dict={
self.uid_batch_ph: inps[0],
self.mid_batch_ph: inps[1],
self.cat_batch_ph: inps[2],
self.mid_his_batch_ph: inps[3],
self.cat_his_batch_ph: inps[4],
self.mask: inps[5],
self.target_ph: inps[6],
self.seq_len_ph: inps[7],
self.lr: inps[8],
self.noclk_mid_batch_ph: inps[9],
self.noclk_cat_batch_ph: inps[10],
})
return loss, accuracy, aux_loss
else:
loss, accuracy, _ = sess.run([self.loss, self.accuracy, self.optimizer], feed_dict={
self.uid_batch_ph: inps[0],
self.mid_batch_ph: inps[1],
self.cat_batch_ph: inps[2],
self.mid_his_batch_ph: inps[3],
self.cat_his_batch_ph: inps[4],
self.mask: inps[5],
self.target_ph: inps[6],
self.seq_len_ph: inps[7],
self.lr: inps[8],
})
return loss, accuracy, 0
def calculate(self, sess, inps):
if self.use_negsampling:
probs, loss, accuracy, aux_loss = sess.run([self.y_hat, self.loss, self.accuracy, self.aux_loss], feed_dict={
self.uid_batch_ph: inps[0],
self.mid_batch_ph: inps[1],
self.cat_batch_ph: inps[2],
self.mid_his_batch_ph: inps[3],
self.cat_his_batch_ph: inps[4],
self.mask: inps[5],
self.target_ph: inps[6],
self.seq_len_ph: inps[7],
self.noclk_mid_batch_ph: inps[8],
self.noclk_cat_batch_ph: inps[9],
})
return probs, loss, accuracy, aux_loss
else:
probs, loss, accuracy = sess.run([self.y_hat, self.loss, self.accuracy], feed_dict={
self.uid_batch_ph: inps[0],
self.mid_batch_ph: inps[1],
self.cat_batch_ph: inps[2],
self.mid_his_batch_ph: inps[3],
self.cat_his_batch_ph: inps[4],
self.mask: inps[5],
self.target_ph: inps[6],
self.seq_len_ph: inps[7]
})
return probs, loss, accuracy, 0
def save(self, sess, path):
saver = tf.train.Saver()
saver.save(sess, save_path=path)
def restore(self, sess, path):
saver = tf.train.Saver()
saver.restore(sess, save_path=path)
print('model restored from %s' % path)
class Model_DIN_V2_Gru_att_Gru(Model):
def __init__(self, n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE, use_negsampling=False):
super(Model_DIN_V2_Gru_att_Gru, self).__init__(n_uid, n_mid, n_cat,
EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE,
use_negsampling)
# RNN layer(-s)
with tf.name_scope('rnn_1'):
rnn_outputs, _ = dynamic_rnn(GRUCell(HIDDEN_SIZE), inputs=self.item_his_eb,
sequence_length=self.seq_len_ph, dtype=tf.float32,
scope="gru1")
tf.summary.histogram('GRU_outputs', rnn_outputs)
# Attention layer
with tf.name_scope('Attention_layer_1'):
att_outputs, alphas = din_fcn_attention(self.item_eb, rnn_outputs, ATTENTION_SIZE, self.mask,
softmax_stag=1, stag='1_1', mode='LIST', return_alphas=True)
tf.summary.histogram('alpha_outputs', alphas)
with tf.name_scope('rnn_2'):
rnn_outputs2, final_state2 = dynamic_rnn(GRUCell(HIDDEN_SIZE), inputs=att_outputs,
sequence_length=self.seq_len_ph, dtype=tf.float32,
scope="gru2")
tf.summary.histogram('GRU2_Final_State', final_state2)
inp = tf.concat([self.uid_batch_embedded, self.item_eb, self.item_his_eb_sum, self.item_eb * self.item_his_eb_sum, final_state2], 1)
# Fully connected layer
self.build_fcn_net(inp, use_dice=True)
class Model_DIN_V2_Gru_Gru_att(Model):
def __init__(self, n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE, use_negsampling=False):
super(Model_DIN_V2_Gru_Gru_att, self).__init__(n_uid, n_mid, n_cat,
EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE,
use_negsampling)
# RNN layer(-s)
with tf.name_scope('rnn_1'):
rnn_outputs, _ = dynamic_rnn(GRUCell(HIDDEN_SIZE), inputs=self.item_his_eb,
sequence_length=self.seq_len_ph, dtype=tf.float32,
scope="gru1")
tf.summary.histogram('GRU_outputs', rnn_outputs)
with tf.name_scope('rnn_2'):
rnn_outputs2, _ = dynamic_rnn(GRUCell(HIDDEN_SIZE), inputs=rnn_outputs,
sequence_length=self.seq_len_ph, dtype=tf.float32,
scope="gru2")
tf.summary.histogram('GRU2_outputs', rnn_outputs2)
# Attention layer
with tf.name_scope('Attention_layer_1'):
att_outputs, alphas = din_fcn_attention(self.item_eb, rnn_outputs2, ATTENTION_SIZE, self.mask,
softmax_stag=1, stag='1_1', mode='LIST', return_alphas=True)
att_fea = tf.reduce_sum(att_outputs, 1)
tf.summary.histogram('att_fea', att_fea)
inp = tf.concat([self.uid_batch_embedded, self.item_eb, self.item_his_eb_sum, self.item_eb * self.item_his_eb_sum, att_fea], 1)
self.build_fcn_net(inp, use_dice=True)
class Model_WideDeep(Model):
def __init__(self, n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE, use_negsampling=False):
super(Model_WideDeep, self).__init__(n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE,
ATTENTION_SIZE,
use_negsampling)
inp = tf.concat([self.uid_batch_embedded, self.item_eb, self.item_his_eb_sum], 1)
# Fully connected layer
bn1 = tf.layers.batch_normalization(inputs=inp, name='bn1')
dnn1 = tf.layers.dense(bn1, 200, activation=None, name='f1')
dnn1 = prelu(dnn1, 'p1')
dnn2 = tf.layers.dense(dnn1, 80, activation=None, name='f2')
dnn2 = prelu(dnn2, 'p2')
dnn3 = tf.layers.dense(dnn2, 2, activation=None, name='f3')
d_layer_wide = tf.concat([tf.concat([self.item_eb,self.item_his_eb_sum], axis=-1),
self.item_eb * self.item_his_eb_sum], axis=-1)
d_layer_wide = tf.layers.dense(d_layer_wide, 2, activation=None, name='f_fm')
self.y_hat = tf.nn.softmax(dnn3 + d_layer_wide)
with tf.name_scope('Metrics'):
# Cross-entropy loss and optimizer initialization
self.loss = - tf.reduce_mean(tf.log(self.y_hat) * self.target_ph)
tf.summary.scalar('loss', self.loss)
self.optimizer = tf.train.AdamOptimizer(learning_rate=self.lr).minimize(self.loss)
# Accuracy metric
self.accuracy = tf.reduce_mean(tf.cast(tf.equal(tf.round(self.y_hat), self.target_ph), tf.float32))
tf.summary.scalar('accuracy', self.accuracy)
self.merged = tf.summary.merge_all()
class Model_DIN_V2_Gru_QA_attGru(Model):
def __init__(self, n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE, use_negsampling=False):
super(Model_DIN_V2_Gru_QA_attGru, self).__init__(n_uid, n_mid, n_cat,
EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE,
use_negsampling)
# RNN layer(-s)
with tf.name_scope('rnn_1'):
rnn_outputs, _ = dynamic_rnn(GRUCell(HIDDEN_SIZE), inputs=self.item_his_eb,
sequence_length=self.seq_len_ph, dtype=tf.float32,
scope="gru1")
tf.summary.histogram('GRU_outputs', rnn_outputs)
# Attention layer
with tf.name_scope('Attention_layer_1'):
att_outputs, alphas = din_fcn_attention(self.item_eb, rnn_outputs, ATTENTION_SIZE, self.mask,
softmax_stag=1, stag='1_1', mode='LIST', return_alphas=True)
tf.summary.histogram('alpha_outputs', alphas)
with tf.name_scope('rnn_2'):
rnn_outputs2, final_state2 = dynamic_rnn(QAAttGRUCell(HIDDEN_SIZE), inputs=rnn_outputs,
att_scores = tf.expand_dims(alphas, -1),
sequence_length=self.seq_len_ph, dtype=tf.float32,
scope="gru2")
tf.summary.histogram('GRU2_Final_State', final_state2)
inp = tf.concat([self.uid_batch_embedded, self.item_eb, self.item_his_eb_sum, self.item_eb * self.item_his_eb_sum, final_state2], 1)
self.build_fcn_net(inp, use_dice=True)
class Model_DNN(Model):
def __init__(self, n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE, use_negsampling=False):
super(Model_DNN, self).__init__(n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE,
ATTENTION_SIZE,
use_negsampling)
inp = tf.concat([self.uid_batch_embedded, self.item_eb, self.item_his_eb_sum], 1)
self.build_fcn_net(inp, use_dice=False)
class Model_PNN(Model):
def __init__(self, n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE, use_negsampling=False):
super(Model_PNN, self).__init__(n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE,
ATTENTION_SIZE,
use_negsampling)
inp = tf.concat([self.uid_batch_embedded, self.item_eb, self.item_his_eb_sum,
self.item_eb * self.item_his_eb_sum], 1)
# Fully connected layer
self.build_fcn_net(inp, use_dice=False)
class Model_DIN(Model):
def __init__(self, n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE, use_negsampling=False):
super(Model_DIN, self).__init__(n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE,
ATTENTION_SIZE,
use_negsampling)
# Attention layer
with tf.name_scope('Attention_layer'):
attention_output = din_attention(self.item_eb, self.item_his_eb, ATTENTION_SIZE, self.mask)
att_fea = tf.reduce_sum(attention_output, 1)
tf.summary.histogram('att_fea', att_fea)
inp = tf.concat([self.uid_batch_embedded, self.item_eb, self.item_his_eb_sum, self.item_eb * self.item_his_eb_sum, att_fea], -1)
# Fully connected layer
self.build_fcn_net(inp, use_dice=True)
class Model_DIN_V2_Gru_Vec_attGru_Neg(Model):
def __init__(self, n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE, use_negsampling=True):
super(Model_DIN_V2_Gru_Vec_attGru_Neg, self).__init__(n_uid, n_mid, n_cat,
EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE,
use_negsampling)
# RNN layer(-s)
with tf.name_scope('rnn_1'):
rnn_outputs, _ = dynamic_rnn(GRUCell(HIDDEN_SIZE), inputs=self.item_his_eb,
sequence_length=self.seq_len_ph, dtype=tf.float32,
scope="gru1")
tf.summary.histogram('GRU_outputs', rnn_outputs)
aux_loss_1 = self.auxiliary_loss(rnn_outputs[:, :-1, :], self.item_his_eb[:, 1:, :],
self.noclk_item_his_eb[:, 1:, :],
self.mask[:, 1:], stag="gru")
self.aux_loss = aux_loss_1
# Attention layer
with tf.name_scope('Attention_layer_1'):
att_outputs, alphas = din_fcn_attention(self.item_eb, rnn_outputs, ATTENTION_SIZE, self.mask,
softmax_stag=1, stag='1_1', mode='LIST', return_alphas=True)
tf.summary.histogram('alpha_outputs', alphas)
with tf.name_scope('rnn_2'):
rnn_outputs2, final_state2 = dynamic_rnn(VecAttGRUCell(HIDDEN_SIZE), inputs=rnn_outputs,
att_scores = tf.expand_dims(alphas, -1),
sequence_length=self.seq_len_ph, dtype=tf.float32,
scope="gru2")
tf.summary.histogram('GRU2_Final_State', final_state2)
inp = tf.concat([self.uid_batch_embedded, self.item_eb, self.item_his_eb_sum, self.item_eb * self.item_his_eb_sum, final_state2], 1)
self.build_fcn_net(inp, use_dice=True)
class Model_DIN_V2_Gru_Vec_attGru(Model):
def __init__(self, n_uid, n_mid, n_cat, EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE, use_negsampling=False):
super(Model_DIN_V2_Gru_Vec_attGru, self).__init__(n_uid, n_mid, n_cat,
EMBEDDING_DIM, HIDDEN_SIZE, ATTENTION_SIZE,
use_negsampling)
# RNN layer(-s)
with tf.name_scope('rnn_1'):
rnn_outputs, _ = dynamic_rnn(GRUCell(HIDDEN_SIZE), inputs=self.item_his_eb,
sequence_length=self.seq_len_ph, dtype=tf.float32,
scope="gru1")
tf.summary.histogram('GRU_outputs', rnn_outputs)
# Attention layer
with tf.name_scope('Attention_layer_1'):
att_outputs, alphas = din_fcn_attention(self.item_eb, rnn_outputs, ATTENTION_SIZE, self.mask,
softmax_stag=1, stag='1_1', mode='LIST', return_alphas=True)
tf.summary.histogram('alpha_outputs', alphas)
with tf.name_scope('rnn_2'):
rnn_outputs2, final_state2 = dynamic_rnn(VecAttGRUCell(HIDDEN_SIZE), inputs=rnn_outputs,
att_scores = tf.expand_dims(alphas, -1),
sequence_length=self.seq_len_ph, dtype=tf.float32,
scope="gru2")
tf.summary.histogram('GRU2_Final_State', final_state2)
#inp = tf.concat([self.uid_batch_embedded, self.item_eb, final_state2, self.item_his_eb_sum], 1)
inp = tf.concat([self.uid_batch_embedded, self.item_eb, self.item_his_eb_sum, self.item_eb * self.item_his_eb_sum, final_state2], 1)
self.build_fcn_net(inp, use_dice=True)