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Converts a dense tensor into a sparse tensor.
tf.contrib.layers.dense_to_sparse(
tensor, eos_token=0, outputs_collections=None, scope=None
)
An example use would be to convert dense labels to sparse ones so that they can be fed to the ctc_loss.
Args | |
---|---|
tensor
|
An int Tensor to be converted to a Sparse .
|
eos_token
|
An integer. It is part of the target label that signifies the end of a sentence. |
outputs_collections
|
Collection to add the outputs. |
scope
|
Optional scope for name_scope. |