پردازش زبان طبیعی با پایتون

This is a PDF with all the content from https://www.nltk.org/book/ UPDATED FOR NLTK 3.0. This is a chapter from Natural Language Processing with Python, by Steven Bird, Ewan Klein and Edward Loper, Copyright © 2014 the authors. It is distributed with the Natural Language Toolkit [http://nltk.org/], Version 3.0, under the terms of the Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 United States License [http://creativecommons.org/licenses/by-nc-nd/3.0/us/]. This document was built on Wed 1 Jul 2015 12:30:05 AEST 0. Preface 1. Language Processing and Python 2. Accessing Text Corpora and Lexical Resources 3. Processing Raw Text 4. Writing Structured Programs 5. Categorizing and Tagging Words (minor fixes still required) 6. Learning to Classify Text 7. Extracting Information from Text 8. Analyzing Sentence Structure 9. Building Feature Based Grammars 10. Analyzing the Meaning of Sentences (minor fixes still required) 11. Managing Linguistic Data (minor fixes still required) 12. Afterword: Facing the Language Challenge Bibliography Term Index