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tf.keras.backend.ctc_label_dense_to_sparse

TensorFlow 1 version View source on GitHub

Converts CTC labels from dense to sparse.

Aliases:

tf.keras.backend.ctc_label_dense_to_sparse(
    labels,
    label_lengths
)

Arguments:

  • labels: dense CTC labels.
  • label_lengths: length of the labels.

Returns:

A sparse tensor representation of the labels.