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Keras uses the end of the data set as validation, and only randomizes it if the "shuffle" argument is set to True [1]. [1]: https://keras.io/getting-started/fa

by mhanus 10y ago

Keras uses the end of the data set as validation, and only randomizes it if the "shuffle" argument is set to True [1]. [1]: https://keras.io/getting-started/faq/#how-is-the-validation-split-computed https://keras.io/getting-started/faq/#how-is-the-validation-...

argonaut 10y ago
Except the second half of the data is the flipped of the first half (X = np.concatenate([X, X_flipped]))
- wroscoe 10y ago
  Well shit. Thanks for pointing that out. I'll revise.