Package nltk_lite :: Package tag :: Module unigram

Module unigram

Classes and interfaces for tagging each token of a document with supplementary information, such as its part of speech or its WordNet synset tag. This task, which is known as tagging, is defined by the TagI interface.

Classes

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Unigram
A unigram stochastic tagger.

Affix
A unigram tagger that assign tags to tokens based on leading or trailing substrings (it is important to note that the substrings are not necessarily "true" morphological affixes).

Regexp
A tagger that assigns tags to words based on regular expressions.

Lookup
A tagger that assigns tags to words based on a lookup table.

Functions

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_demo_tagger(tagger, gold)

source code

demo()
A simple demonstration function for the Tagger classes. source code

Function Details

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demo()

source code

A simple demonstration function for the Tagger classes. It constructs a backoff tagger using a trigram tagger, bigram tagger unigram tagger and a default tagger. It trains and tests the tagger using the Brown corpus.