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tfa.text.crf_decode
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Decode the highest scoring sequence of tags.
tfa.text.crf_decode(
potentials: tfa.types.TensorLike,
transition_params: tfa.types.TensorLike,
sequence_length: tfa.types.TensorLike
) -> tf.Tensor
Args |
|---|
potentials
|
A [batch_size, max_seq_len, num_tags] tensor of
unary potentials.
|
transition_params
|
A [num_tags, num_tags] matrix of
binary potentials.
|
sequence_length
|
A [batch_size] vector of true sequence lengths.
|
Returns |
|---|
decode_tags
|
A [batch_size, max_seq_len] matrix, with dtype tf.int32.
Contains the highest scoring tag indices.
|
best_score
|
A [batch_size] vector, containing the score of decode_tags.
|
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Last updated 2023-05-25 UTC.
[null,null,["Last updated 2023-05-25 UTC."],[],[],null,["# tfa.text.crf_decode\n\n\u003cbr /\u003e\n\n|--------------------------------------------------------------------------------------------------------------------|\n| [View source on GitHub](https://github.com/tensorflow/addons/blob/v0.20.0/tensorflow_addons/text/crf.py#L525-L595) |\n\nDecode the highest scoring sequence of tags.\n\n#### View aliases\n\n\n**Main aliases**\n\n[`tfa.text.crf.crf_decode`](https://www.tensorflow.org/addons/api_docs/python/tfa/text/crf_decode)\n\n\u003cbr /\u003e\n\n tfa.text.crf_decode(\n potentials: ../../tfa/types/TensorLike,\n transition_params: ../../tfa/types/TensorLike,\n sequence_length: ../../tfa/types/TensorLike\n ) -\u003e tf.Tensor\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n| Args ---- ||\n|---------------------|---------------------------------------------------------------------|\n| `potentials` | A \\[batch_size, max_seq_len, num_tags\\] tensor of unary potentials. |\n| `transition_params` | A \\[num_tags, num_tags\\] matrix of binary potentials. |\n| `sequence_length` | A \\[batch_size\\] vector of true sequence lengths. |\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n| Returns ------- ||\n|---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `decode_tags` | A \\[batch_size, max_seq_len\\] matrix, with dtype [`tf.int32`](https://www.tensorflow.org/api_docs/python/tf#int32). Contains the highest scoring tag indices. |\n| `best_score` | A \\[batch_size\\] vector, containing the score of `decode_tags`. |\n\n\u003cbr /\u003e"]]
View source on GitHub