-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathSLNET_A_GAP_app_disp.py
257 lines (207 loc) · 8.36 KB
/
SLNET_A_GAP_app_disp.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
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
'''Import the necessary libraries for carrying out the necessary computation'''
from keras.models import Sequential, Model
from keras.layers import Dense, Dropout, Convolution2D, MaxPooling2D,Flatten, AveragePooling2D, Input, concatenate,add, \
Lambda, GlobalAveragePooling2D, BatchNormalization, Activation
from keras.regularizers import l2
import tensorflow as tf
from keras import backend as K
from custom_layers import LRN2D
'''Import python and other libraries'''
from custom_layers import disparity
def cnn_hybrid_color_single(img_rows, img_cols, img_dims):
# img_rows = 120 # compute number of rows in an image
# img_cols = 120 # compute number of columns in an image
# img_dims = 3 # compute number of dimensions of an image
reg_param = 0.0005 # define the regularization parameter
'''First stack VGG
------------------------'''
inputs_r = Input(shape=(img_rows, img_cols, img_dims))
inputs_l = Input(shape=(img_rows, img_cols, img_dims))
model_conv1 = Convolution2D(8,
kernel_size=(3, 3),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)
feat_r = model_conv1(inputs_r)
feat_l = model_conv1(inputs_l)
x1 = disparity()([feat_r,feat_l])
x1 = Activation('sigmoid')(x1)
x= Convolution2D(16,
kernel_size=(3, 3),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x1)
x = BatchNormalization()(x)
x = Activation('relu')(x)
x = concatenate([x1,x])
# feature mapping layer
########################################################################################
feat1 = Convolution2D(2,
kernel_size=(1, 1),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param))(x)
feat1 = BatchNormalization()(feat1)
feat1 = Activation('relu')(feat1)
feat1 = GlobalAveragePooling2D()(feat1)
x = MaxPooling2D(pool_size=(2, 2), strides=(2, 2), padding='same')(x)
x = Dropout(0.2)(x)
'''Second stack VGG
------------------------'''
x = Convolution2D(32,
kernel_size=(3, 3),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x)
x = BatchNormalization()(x)
x1 = Activation('relu')(x)
x = Convolution2D(32,
kernel_size=(3, 3),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x1)
x = BatchNormalization()(x)
x = Activation('relu')(x)
x = concatenate([x1,x])
# feature mapping layer
###############################################################################################
feat2 = Convolution2D(2,
kernel_size=(1, 1),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param))(x)
feat2 = BatchNormalization()(feat2)
feat2 = Activation('relu')(feat2)
feat2 = GlobalAveragePooling2D()(feat2)
x = MaxPooling2D(pool_size=(2, 2), strides=(2, 2), padding='same')(x)
x = Dropout(0.2)(x)
'''Third stack VGG'''
'''---------------------------------------------------'''
x = Convolution2D(64,
kernel_size=(3, 3),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x)
x = BatchNormalization()(x)
x1 = Activation('relu')(x)
x = Convolution2D(64,
kernel_size=(3, 3),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x1)
x = BatchNormalization()(x)
x2 = Activation('relu')(x)
x = Convolution2D(64,
kernel_size=(1, 1),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x2)
x = BatchNormalization()(x)
x = Activation('relu')(x)
x = concatenate([x1,x2,x])
# feature mapping layer
###############################################################################################
feat3 = Convolution2D(2,
kernel_size=(1, 1),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param))(x)
feat3 = BatchNormalization()(feat3)
feat3 = Activation('relu')(feat3)
feat3 = GlobalAveragePooling2D()(feat3)
x = MaxPooling2D(pool_size=(2, 2), strides=(2, 2), padding='same')(x)
x = Dropout(0.2)(x)
'''4th VGG Stack'''
'''---------------------------------------------------'''
x = Convolution2D(128,
kernel_size=(3, 3),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x)
x = BatchNormalization()(x)
x1 = Activation('relu')(x)
x = Convolution2D(128,
kernel_size=(3, 3),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x1)
x = BatchNormalization()(x)
x2 = Activation('relu')(x)
x = Convolution2D(128,
kernel_size=(1, 1),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x2)
x = BatchNormalization()(x)
x = Activation('relu')(x)
x = concatenate([x1, x2, x])
# feature mapping layer
###############################################################################################
feat4 = Convolution2D(2,
kernel_size=(1, 1),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param))(x)
feat4 = BatchNormalization()(feat4)
feat4 = Activation('relu')(feat4)
feat4 = GlobalAveragePooling2D()(feat4)
x = MaxPooling2D(pool_size=(2, 2), strides=(2, 2), padding='same')(x)
x = Dropout(0.2)(x)
'''5th VGG stack'''
'''---------------------------------------------------'''
x = Convolution2D(256,
kernel_size=(3, 3),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x)
x = BatchNormalization()(x)
x1 = Activation('relu')(x)
x = Convolution2D(256,
kernel_size=(3, 3),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x1)
x = BatchNormalization()(x)
x2 = Activation('relu')(x)
x = Convolution2D(256,
kernel_size=(1, 1),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param)
)(x2)
x = BatchNormalization()(x)
x = Activation('relu')(x)
x = concatenate([x1,x2,x])
featf = Convolution2D(2,
kernel_size=(1, 1),
strides=(1, 1),
padding='same',
kernel_regularizer=l2(reg_param))(x)
featf = BatchNormalization()(featf)
featf = Activation('relu')(featf)
featf = GlobalAveragePooling2D()(featf)
# x = MaxPooling2D(pool_size=(2, 2), strides=(2, 2), padding='same')(x)
# x = Dropout(0.2)(x)
'''rescaling net'''
'''-------------------------------------------------------'''
c5 = concatenate([feat1, feat2, feat3,feat4, featf], axis=-1)
#out = GlobalAveragePooling2D()(c5)
tr_predict = Dense(2)(c5)
tr_ac = Activation('softmax')(tr_predict)
model = Model([inputs_r,inputs_l], tr_ac)
return model