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Natural Language Toolkit

The Natural Language Toolkit, or more commonly NLTK, is a suite of libraries and programs for symbolic and statistical natural language processing (NLP) for English written in the Python programming language. It supports classification, tokenization, stemming, tagging, parsing, and semantic reasoning functionalities. It was developed by Steven Bird and…

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Explore the main themes, entities and connections around Natural Language Toolkit. Start with the topic map, then use the sections below for research and deeper semantic analysis.

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Key facts & relationships

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Developer
Team NLTK
License
Apache 2.0
Original authors
Steven Bird, Edward Loper, Ewan Klein
Release
2001; 25 years ago (2001)
Repository
github.com/nltk/nltk
Stable release
3.9.1 / 19 August 2024; 2 years ago (19 August 2024)

Topics to explore

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Overview

Library highlights

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Natural Language Toolkit

Nodes18
Edges17
Triples9
Avg. degree1.89
Density0.111111
Components1

How this topic connects Entity context

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Natural Language Toolkit

Top relations

Developer · 1
Natural Language Toolkit → Team NLTK
License · 1
Natural Language Toolkit → Apache 2.0
Original authors · 1
Natural Language Toolkit → Steven Bird, Edward Loper, Ewan Klein
Release · 1
Natural Language Toolkit → 2001; 25 years ago (2001)
Repository · 1
Natural Language Toolkit → github.com/nltk/nltk
Stable release · 1
Natural Language Toolkit → 3.9.1 / 19 August 2024; 2 years ago (19 August 2024)
Type · 1
Natural Language Toolkit → Natural language processing
Website · 1
Natural Language Toolkit → www.nltk.org
Written in · 1
Natural Language Toolkit → Python

Important terminology Word statistics

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Important terminology

nltk language toolkit processing nlp information science research teaching python natural written steven bird edward loper website libraries linguistics commonly

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Natural Language ToolkitDeveloperTeam NLTK1.00infobox
Natural Language ToolkitLicenseApache 2.01.00infobox
Natural Language ToolkitOriginal authorsSteven Bird, Edward Loper, Ewan Klein1.00infobox
Natural Language ToolkitRelease2001; 25 years ago (2001)1.00infobox
Natural Language ToolkitRepositorygithub.com/nltk/nltk1.00infobox
Natural Language ToolkitStable release3.9.1 / 19 August 2024; 2 years ago (19 August 2024)1.00infobox
Natural Language ToolkitTypeNatural language processing1.00infobox
Natural Language ToolkitWebsitewww.nltk.org1.00infobox
Natural Language ToolkitWritten inPython1.00infobox

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

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    Min side: 3
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