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* Mixed precision support * Add TODOs
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Add mixed precision support to the Keras Resnet model.
This uses the experimental tf.keras mixed precision API. The API will eventually allow users to use mixed precision with a single line of code, but currently it requires several changes to model code.
I tested mixed precision converges with the command line:
The final validation accuracy is 76.35%. I ran tensorflow at commit tensorflow/tensorflow@23ec33a.