TensorFlow 1 version | View source on GitHub |
Segment-wise linear approximation of sigmoid.
tf.keras.backend.hard_sigmoid(
x
)
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. |