February 2019
Beginner to intermediate
382 pages
10h 1m
English
Content preview from Python Machine Learning By Example - Second Edition
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Corpus
As of 2018, NLTK comes with over 100 collections of large and well-structured text datasets, which are called corpora in NLP. Corpora can be used as dictionaries for checking word occurrences and as training pools for model learning and validating. Some useful and interesting corpora include Web Text corpus, Twitter samples, Shakespeare corpus sample, Sentiment Polarity, Names corpus (it contains lists of popular names, which we will be exploring very shortly), WordNet, and the Reuters benchmark corpus. The full list can be found at http://www.nltk.org/nltk_data. Before using any of these corpus resources, we need to first download them by running the following codes in the Python interpreter:
>>> import nltk>>> nltk.download()
A new ...
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