2024年8月19日 · NLTK is a leading platform for building Python programs to work with human language data. It provides easy-to-use interfaces to over 50 corpora and lexical resources …

This version of the NLTK book is updated for Python 3 and NLTK 3. The first edition of the book, published by O'Reilly, is available at http://nltk.org/book_1ed/ . (There are currently no plans …

2024年8月19日 · Installing NLTK¶ NLTK requires Python versions 3.8, 3.9, 3.10, 3.11 or 3.12. For Windows users, it is strongly recommended that you go through this guide to install Python 3 …

☼ Use the Brown corpus reader nltk.corpus.brown.words() or the Web text corpus reader nltk.corpus.webtext.words() to access some sample text in two different genres. ☼ Read in the …

nltk.grammar module¶ Basic data classes for representing context free grammars. A “grammar” specifies which trees can represent the structure of a given text. Each of these trees is called a …

2024年8月19日 · nltk.data module¶ Functions to find and load NLTK resource files, such as corpora, grammars, and saved processing objects. Resource files are identified using URLs, …

2024年8月19日 · Precision is probably the most well known evaluation metric and it is implemented in nltk.metrics.scores.precision. Since precision is simply interested in the …

2024年8月19日 · nltk.translate.bleu_score. corpus_bleu (list_of_references, hypotheses, weights = (0.25, 0.25, 0.25, 0.25), smoothing_function = None, auto_reweigh = False) [source] ¶ …

2023年1月2日 · nltk.probability.FreqDist¶ class nltk.probability. FreqDist [source] ¶ Bases: Counter. A frequency distribution for the outcomes of an experiment. A frequency distribution …

2024年8月19日 · This module brings together a variety of NLTK functionality for text analysis, and provides simple, interactive interfaces. Functionality includes: concordancing, collocation …