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Returns the fraction of zeros in value
.
tf.math.zero_fraction(
value, name=None
)
If value
is empty, the result is nan
.
This is useful in summaries to measure and report sparsity. For example,
z = tf.nn.relu(...)
summ = tf.compat.v1.summary.scalar('sparsity', tf.nn.zero_fraction(z))
Args | |
---|---|
value
|
A tensor of numeric type. |
name
|
A name for the operation (optional). |
Returns | |
---|---|
The fraction of zeros in value , with type float32 .
|