tf.train.sdca_shrink_l1

Applies L1 regularization shrink step on the parameters.

weights A list of Tensor objects with type mutable float32. a list of vectors where each value is the weight associated with a feature group.
l1 A float. Symmetric l1 regularization strength.
l2 A float. Symmetric l2 regularization strength. Should be a positive float.
name A name for the operation (optional).

The created Operation.