Returns a tensor with the same content as the input tensor.

`k_identity(x, name = NULL)`

A tensor of the same shape, type and content.

- x
The input tensor.

- name
String, name for the variable to create.

This function is part of a set of Keras backend functions that enable lower level access to the core operations of the backend tensor engine (e.g. TensorFlow, CNTK, Theano, etc.).

You can see a list of all available backend functions here: https://tensorflow.rstudio.com/reference/keras/index.html#backend.