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# Compile the model | |
batch_size = 86 | |
opt_rms = keras.optimizers.RMSprop(lr=0.0001, rho=0.9, epsilon=1e-08, decay=0.0) | |
# opt_rms = keras.optimizers.Adam(lr=0.001, decay=1e-6) | |
model.compile(loss='categorical_crossentropy', | |
optimizer=opt_rms, | |
metrics=['accuracy']) | |
from time import time | |
epochs = 50 | |
tbCallBack = keras.callbacks.TensorBoard(log_dir='./Graph/{}'.format(time()), | |
histogram_freq=0, | |
write_graph=True, | |
write_images=True) | |
checkpoint = ModelCheckpoint('model-{epoch:03d}.h5', | |
verbose=1, | |
monitor='val_acc', | |
save_best_only=True, | |
mode='auto') | |
learning_rate_reduction = ReduceLROnPlateau(monitor='val_acc', | |
patience=3, | |
verbose=1, | |
factor=0.5, | |
min_lr=0.00001) | |
model.fit(x_train, | |
y_train, | |
batch_size=batch_size, | |
epochs=epochs, | |
verbose=1, | |
validation_data=(x_test, y_test), | |
callbacks=[tbCallBack, checkpoint]) |
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