tf.tpu.cross_replica_sum

Sum the input tensor across replicas according to group_assignment.

Main aliases

`tf.contrib.tpu.cross_replica_sum`

Compat aliases for migration

See Migration guide for more details.

tf.tpu.cross_replica_sum(
    x, group_assignment=None, name=None
)

Args
`x`	The local tensor to the sum.
`group_assignment`	Optional 2d int32 lists with shape [num_groups, num_replicas_per_group]. `group_assignment[i]` represents the replica ids in the ith subgroup.
`name`	Optional op name.

Returns
A `Tensor` which is summed across replicas.

Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.

Last updated 2020-10-01 UTC.

Args