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Re-arranges a tf.SparseTensor and returns a left-aligned version of it.
tft.sparse_tensor_left_align(
sparse_tensor: tf.SparseTensor
) -> tf.SparseTensor
This mapper can be useful when returning a sparse tensor that may not be left-aligned from a preprocessing_fn.
Args | |
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sparse_tensor
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A 2D tf.SparseTensor.
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Raises | |
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ValueError if sparse_tensor is not 2D.
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Returns | |
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A left-aligned version of sparse_tensor as a tf.SparseTensor.
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