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tf.contrib.layers.l1_regularizer

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Returns a function that can be used to apply L1 regularization to weights.

tf.contrib.layers.l1_regularizer(
    scale,
    scope=None
)

L1 regularization encourages sparsity.

Args:

  • scale: A scalar multiplier Tensor. 0.0 disables the regularizer.
  • scope: An optional scope name.

Returns:

A function with signature l1(weights) that apply L1 regularization.

Raises:

  • ValueError: If scale is negative or if scale is not a float.