l1_4_keras_1.py 文件源码

def build_keras_fit_callbacks(model_path):
    from keras import callbacks
    return [
           callbacks.EarlyStopping(
                  monitor='val_loss',
                  patience=20
                  #verbose=1
                   ),
           callbacks.ModelCheckpoint(
                  model_path,
                  monitor='val_loss',
                  save_best_only=True,
                  save_weights_only=True,
                  verbose=0
                   ),
           callbacks.ReduceLROnPlateau(
                  monitor='val_loss',
                  min_lr=1e-7,
                  factor=0.2,
                  verbose=0
                   )
           ]