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74 lines (63 loc) · 3.21 KB
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from tensorflow import keras
def create_model(input_shape):
model = keras.models.Sequential([
# Alex Net (2012)
# # the first - Conv2D
# keras.layers.Conv2D(filters=96, kernel_size=(11,11), strides=(4,4), activation='relu', input_shape=input_shape, padding='same'),
# keras.layers.BatchNormalization(),
# keras.layers.MaxPool2D(pool_size=(3,3), strides=(2,2)),
#
# # the second - Conv2D
# keras.layers.Conv2D(filters=256, kernel_size=(5,5), strides=(1,1), activation='relu', padding="same"),
# keras.layers.BatchNormalization(),
# keras.layers.MaxPool2D(pool_size=(3,3), strides=(2,2)),
#
# # the third - Conv2D
# keras.layers.Conv2D(filters=384, kernel_size=(3,3), strides=(1,1), activation='relu', padding="same"),
# keras.layers.BatchNormalization(),
#
# # the fourth - Conv2D
# keras.layers.Conv2D(filters=384, kernel_size=(3,3), strides=(1,1), activation='relu', padding="same"),
# keras.layers.BatchNormalization(),
#
# # the fifth - Conv2D
# keras.layers.Conv2D(filters=256, kernel_size=(3,3), strides=(1,1), activation='relu', padding="same"),
# keras.layers.BatchNormalization(),
# #original implement of alexnet
# keras.layers.MaxPool2D(pool_size=(3,3), strides=(2,2)),
#
# keras.layers.Flatten(),
# keras.layers.Dense(4096, activation='relu'),
# keras.layers.Dropout(0.2),
# keras.layers.Dense(4096, activation='relu'),
# keras.layers.Dropout(0.2),
# keras.layers.Dense(2, activation='softmax')
keras.layers.Conv2D(filters=64, kernel_size=(1, 1), strides=(2, 2), input_shape=input_shape, activation='relu', padding='same'),
keras.layers.MaxPool2D(pool_size=(2, 2)),
keras.layers.Conv2D(filters=128, kernel_size=(1, 1), strides=(1, 1), activation='relu', padding='same'),
keras.layers.MaxPool2D(pool_size=(2, 2)),
keras.layers.Conv2D(filters=128, kernel_size=(1, 1), strides=(1, 1), activation='relu', padding='same'),
keras.layers.Flatten(), # 64*64*8
keras.layers.Dense(1024, activation='relu'),
keras.layers.Dropout(0.2),
keras.layers.Dense(512, activation='relu'),
keras.layers.Dropout(0.2),
keras.layers.Dense(128, activation='relu'),
keras.layers.Dropout(0.2),
keras.layers.Dense(2, activation='softmax')
# model effcientNet
# keras.applications.efficientnet.EfficientNetB3(include_top=False,
# weights="imagenet",
# input_shape=input_shape,
# pooling="max"
# ),
# keras.layers.Flatten(), # 64*64*8
# keras.layers.Dense(1024, activation='relu'),
# keras.layers.Dropout(0.2),
# keras.layers.Dense(512, activation='relu'),
# keras.layers.Dropout(0.2),
# keras.layers.Dense(128, activation='relu'),
# keras.layers.Dropout(0.2),
# keras.layers.Dense(2, activation='softmax')
])
return model