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Sequence Tagging powered by the Averaged Perceptron.

Project description

Part of Speech Tagging

A Part of Speech tagger using the Average Perceptron.

Based on the tagger from here

This uses the following features:

  • The Suffix (last 3 characters) of the current word (unnormalized).
  • The Prefix (first character) of the current word (unnormalized).
  • The current word.
  • The previous Part of Speech tag and the current word.
  • The Previous Part of Speech tag.
  • The Part of Speech tag from the word before last.
  • Both of the previous Part of Speech tags.
  • The previous word.
  • The previous word suffix.
  • The word from 2 steps back.
  • The next word.
  • The next word suffix.
  • The word after next.
  • A Bias

Includes the following Pretrained models.

  • POS Tagger, Trained on the CoNLL 2000 Chunking data
  • Chunker, Trained on the CoNLL 2000 Chunking data
  • Slot filler, Trained on ATIS data

Project details


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Files for sequence-tagging, version 0.1.6
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