Datasets:

Salesforce
/

wikitext

Tasks:

Text Generation

Modalities:

Formats:

Sub-tasks:

language-modeling

masked-language-modeling

Languages:

Size:

ArXiv:

Libraries:

License:

Dataset card Viewer Files Files and versions Community

albertvillanova HF staff commited on Feb 2, 2023

Commit

9062cd2

•

1 Parent(s): 227f367

Explain difference between raw/non-raw variants

Explain difference between raw/non-raw variants.

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README.md +6 -0

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@@ -135,6 +135,12 @@ Compared to the preprocessed version of Penn Treebank (PTB), WikiText-2 is over
 and numbers - all of which are removed in PTB. As it is composed of full articles, the dataset is well suited for models
 that can take advantage of long term dependencies.
 ### Supported Tasks and Leaderboards
 [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)

 and numbers - all of which are removed in PTB. As it is composed of full articles, the dataset is well suited for models
 that can take advantage of long term dependencies.
+Each subset comes in two different variants:
+- Raw (for character level work) contain the raw tokens, before the addition of the <unk> (unknown) tokens.
+- Non-raw (for word level work) contain only the tokens in their vocabulary (wiki.train.tokens, wiki.valid.tokens, and wiki.test.tokens).
+  The out-of-vocabulary tokens have been replaced with the the <unk> token.
 ### Supported Tasks and Leaderboards
 [More Information Needed](https://github.com/huggingface/datasets/blob/master/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)