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Repeats a 2D tensor.
tf.keras.backend.repeat( x, n )
if x
has shape (samples, dim) and n
is 2
, the output will have shape (samples, 2, dim)
.
Arguments | |
---|---|
x | Tensor or variable. |
n | Python integer, number of times to repeat. |
Returns | |
---|---|
A tensor. |
b = tf.constant([[1, 2], [3, 4]]) b <tf.Tensor: shape=(2, 2), dtype=int32, numpy= array([[1, 2], [3, 4]], dtype=int32)> tf.keras.backend.repeat(b, n=2) <tf.Tensor: shape=(2, 2, 2), dtype=int32, numpy= array([[[1, 2], [1, 2]], [[3, 4], [3, 4]]], dtype=int32)>
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https://www.tensorflow.org/versions/r2.3/api_docs/python/tf/keras/backend/repeat