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tf.keras.activations.hard_sigmoid

Hard sigmoid activation function.

The hard sigmoid activation is defined as:

  • 0 if if x <= -3
  • 1 if x >= 3
  • (x/6) + 0.5 if -3 < x < 3

It's a faster, piecewise linear approximation of the sigmoid activation.

Args
x Input tensor.

Reference:

© 2022 The TensorFlow Authors. All rights reserved.
Licensed under the Creative Commons Attribution License 4.0.
Code samples licensed under the Apache 2.0 License.
https://www.tensorflow.org/api_docs/python/tf/keras/activations/hard_sigmoid