Difference between revisions of "Penn Treebank"
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| − | The Penn Treebank Project is | + | The Penn Treebank Project is the first large-scale treebank [[Category::dataset]] annotates phrase structure for natural language. |
| + | |||
| + | == Example == | ||
| + | For example, the sentence "''John loves Mary''" will be labelled like the following: | ||
| + | (S (NP (NNP John)) | ||
| + | (VP (VPZ loves) | ||
| + | (NP (NNP Mary))) | ||
| + | (. .)) | ||
| + | |||
| + | == POS tags == | ||
| + | |||
| + | [ftp://ftp.cis.upenn.edu/pub/treebank/doc/tagguide.ps.gz format] | ||
| + | |||
| + | == Corpora == | ||
| + | Annotated corpus include: | ||
| + | * Wall Street Journal; | ||
| + | * The Brown Corpus; | ||
| + | * Switchboard; | ||
| + | * ATIS | ||
== Relevant Papers == | == Relevant Papers == | ||
Revision as of 18:06, 30 September 2011
The Penn Treebank Project is the first large-scale treebank dataset annotates phrase structure for natural language.
Contents
Example
For example, the sentence "John loves Mary" will be labelled like the following:
(S (NP (NNP John))
(VP (VPZ loves)
(NP (NNP Mary)))
(. .))
POS tags
Corpora
Annotated corpus include:
- Wall Street Journal;
- The Brown Corpus;
- Switchboard;
- ATIS
