我在下面写代码,但下面给出了错误 “UnboundLocalError:赋值前引用了局部变量'a'” 每次,我都keras.layers.BatchNormalization公司(),程序显示此错误。我该怎么办?怎么了?在
def make_CNN_model():
model = Sequential()
# input layer transformation (BatchNormalization + Dropout)
model.add(layers.BatchNormalization(name='inputlayer',input_shape=(28,28,1)))
model.add(layers.Dropout(name='Droupout_inputlayer',rates=0.3))
# convolutional layer (Conv2D + MaxPooling2D + Flatten + Dropout)
model.add(layers.Conv2D(filiters=32,activation='relu', name="Convoluationlayer_1",kernal_size=(3,3),border_mode='same'))
model.add(layers.MaxPooling2D(name='MaxPooling_1'))
model.add(layers.Flatten(name="Flaten_1"))
model.add(layers.Dropout(rate=0.3))
# fully connected layer (Dense + BatchNormalization + Activation + Dropout)
model.add(layers.Dense(name="FullyConnectedLayer_1",units=50))
model.add(layers.BatchNormalization())
model.add(layers.Activation('relu'))
model.add(layers.Dropout(rate=0.3))
# output layer (Dense + BatchNormalization + Activation)
model.add(layers.Dense(name = "Outputlayer", units=10))
model.add(layers.BatchNormalization())
model.add(layers.Activation('sigmod'))
return model
model = make_CNN_model()
model.compile(
optimizer='Adam',
loss='categorical_crossentropy',
metrics=['accuracy']
)
summary = model.fit(
X_train, y_train_onehot,
batch_size=5000,
epochs=5,
validation_split=0.2,
verbose=1,
callbacks=[time_summary]
)
我在
model.add(layers.Dropout(name='Droupout_inputlayer',rates=0.3))
中看到了一些非常明显的拼写错误,比如“rates”而不是“rate”。在然后在
model.add(layers.Conv2D(filiters=32,activation='relu', name="Convoluationlayer_1",kernal_size=(3,3),border_mode='same'))
中用“filters”代替“filters”,用“kernal_size”代替“kernel_size”。在最后,
model.add(layers.Activation('sigmod'))
中的“sigmod”而不是“sigmoid”。在我在您的代码中没有看到任何变量
a
,所以如果我是您,我会确保首先修复您的拼写错误,因为它们可能会以某种方式导致这个问题。在def make_CNN_model():
我在我的终端上写了下面的代码,重新安装了python3,问题就解决了。在
$conda install-c conda forge tensorflow
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