contrib.keras.backend.hard_sigmoid
tf.contrib.keras.backend.hard_sigmoid
tf.contrib.keras.backend.hard_sigmoid
hard_sigmoid(x)
Defined in tensorflow/contrib/keras/python/keras/backend.py
.
Segment-wise linear approximation of sigmoid.
Faster than sigmoid. Returns 0.
if x < -2.5
, 1.
if x > 2.5
. In -2.5 <= x <= 2.5
, returns 0.2 * x + 0.5
.
Arguments:
x: A tensor or variable.
Returns:
A tensor.
© 2017 The TensorFlow Authors. All rights reserved.
Licensed under the Creative Commons Attribution License 3.0.
Code samples licensed under the Apache 2.0 License.
https://www.tensorflow.org/api_docs/python/tf/contrib/keras/backend/hard_sigmoid