Basic-process-of-training-models-with-TensorFlow-2.0

Keras model

Epoch 1/20
100/100 [==============================] - 9s 92ms/step - loss: 0.4038 - accuracy: 0.8831
Epoch 2/20
100/100 [==============================] - 6s 63ms/step - loss: 0.3332 - accuracy: 0.9150
Epoch 3/20
100/100 [==============================] - 6s 62ms/step - loss: 0.3269 - accuracy: 0.9162
Epoch 4/20
100/100 [==============================] - 6s 62ms/step - loss: 0.2388 - accuracy: 0.9350
Epoch 5/20
100/100 [==============================] - 6s 63ms/step - loss: 0.1694 - accuracy: 0.9519
Epoch 6/20
100/100 [==============================] - 6s 63ms/step - loss: 0.1336 - accuracy: 0.9641
Epoch 7/20
100/100 [==============================] - 6s 63ms/step - loss: 0.1408 - accuracy: 0.9609
Epoch 8/20
100/100 [==============================] - 6s 63ms/step - loss: 0.1241 - accuracy: 0.9647
Epoch 9/20
100/100 [==============================] - 6s 65ms/step - loss: 0.0846 - accuracy: 0.9794
Epoch 10/20
100/100 [==============================] - 7s 66ms/step - loss: 0.0978 - accuracy: 0.9709
Epoch 11/20
100/100 [==============================] - 6s 64ms/step - loss: 0.0992 - accuracy: 0.9691
Epoch 12/20
100/100 [==============================] - 7s 66ms/step - loss: 0.0725 - accuracy: 0.9825
Epoch 13/20
100/100 [==============================] - 7s 67ms/step - loss: 0.0786 - accuracy: 0.9784
Epoch 14/20
100/100 [==============================] - 7s 68ms/step - loss: 0.0709 - accuracy: 0.9834
Epoch 15/20
100/100 [==============================] - 7s 68ms/step - loss: 0.0603 - accuracy: 0.9853
Epoch 16/20
100/100 [==============================] - 6s 65ms/step - loss: 0.0612 - accuracy: 0.9878
Epoch 17/20
100/100 [==============================] - 6s 65ms/step - loss: 0.0660 - accuracy: 0.9828
Epoch 18/20
100/100 [==============================] - 7s 70ms/step - loss: 0.0479 - accuracy: 0.9884
Epoch 19/20
100/100 [==============================] - 7s 67ms/step - loss: 0.0455 - accuracy: 0.9891
Epoch 20/20
100/100 [==============================] - 7s 65ms/step - loss: 0.0593 - accuracy: 0.9853

参考

• TensorFlow 2.0高效开发指南-译
• 数据输入流水线性能
• Using TFRecords and tf.Example
• Save and restore models