tf.keras.backend.eye

Instantiate an identity matrix and returns it.

Compat aliases for migration

See Migration guide for more details.

tf.compat.v1.keras.backend.eye, `tf.compat.v2.keras.backend.eye`

tf.keras.backend.eye(
    size, dtype=None, name=None
)

Arguments
`size`	Integer, number of rows/columns.
`dtype`	String, data type of returned Keras variable.
`name`	String, name of returned Keras variable.

Returns
A Keras variable, an identity matrix.

from keras import backend as K
kvar = K.eye(3)
K.eval(kvar)
array([[ 1.,  0.,  0.],
       [ 0.,  1.,  0.],
       [ 0.,  0.,  1.]], dtype=float32)

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Last updated 2020-10-01 UTC.

Arguments