LINDAT/CLARIAH-CZ logo
  • Catalog
  • Repository
  • Education
  • Projects
  • Tools
  • Services
  • About
    Partners Mission Statement CLARIN DARIAH Service integrations Project partnerships
  • DARIAH logo
  • CLARIN logo
  •  Login
  • English čeština
  • LINDAT/CLARIAH-CZ Repository Home
  • View Item
  •  
  • LINDAT/CLARIAH-CZ logo
    CLARIN logo
  •   Browse  
    •    All of the Repository  
      •   Issue Date
      •   Authors
      •   Titles
      •   Subjects
      •   Publisher
      •   Language
      •   Type
      •   Rights Label
  •   My Account  
    •    Login
  •   Statistics  
    •    StatisticsBETA
  •   General Information  
    •    Deposit
    •    Cite
    •    Submission Lifecycle
    •    FAQ
    •    About
    •    Help Desk
 
 

Natural Language Toolkit

 
  Item identifier
http://hdl.handle.net/11372/LRT-280
 Project URL
http://www.nltk.org
 Date issued
2014-07-30
 Type
toolService
 Description
Open source Python modules, linguistic data and documentation for research and development in natural language processing, supporting dozens of NLP tasks. NLTK includes the following software modules (~120k lines of Python code): Corpus readers interfaces to many corpora Tokenizers whitespace, newline, blankline, word, treebank, sexpr, regexp, Punkt sentence segmenter Stemmers Porter, Lancaster, regexp Taggers regexp, n-gram, backoff, Brill, HMM, TnT Chunkers regexp, n-gram, named-entity Parsers recursive descent, shift-reduce, chart, feature-based, probabilistic, dependency, ... Semantic interpretation untyped lambda calculus, first-order models, DRT, glue semantics, hole semantics, parser interface WordNet WordNet interface, lexical relations, similarity, interactive browser Classifiers decision tree, maximum entropy, naive Bayes, Weka interface, megam Clusterers expectation maximization, agglomerative, k-means Metrics accuracy, precision, recall, windowdiff, distance metrics, inter-annotator agreement coefficients, word association measures, rank correlation Estimation uniform, maximum likelihood, Lidstone, Laplace, expected likelihood, heldout, cross-validation, Good-Turing, Witten-Bell Miscellaneous unification, chatbots, many utilities NLTK-Contrib (less mature) categorial grammar (Lambek, CCG), finite-state automata, hadoop (MapReduce), kimmo, readability, textual entailment, timex, TnT interface, inter-annotator agreement
 Collection(s)
LRT + Open Submissions Data & Tools
Show full item record
 
 

LINDAT/CLARIAH-CZ

  • Mission Statement
  • Advisory Board
  • Events
  • CLARIN Participation
  • DARIAH Participation

  • FAQ
  • Helpdesk
  • User Feedback Form

  • Acknowledge LINDAT/CLARIAH-CZ

Partners

  • Charles University
    • Faculty of Mathematics and Physics
    • Faculty of Arts
  • Masaryk University
    • Faculty of Arts
    • Faculty of Informatics
  • University of West Bohemia
    • Faculty of Applied Sciences
  • Czech Academy of Sciences
    • Czech Language Institute
    • Library of Academy
    • Institute of History
    • Institute of Philosophy
  • Archives, Libraries and Galleries
    • National Library of the Czech Republic
    • Moravian Library in Brno
    • National Gallery Prague
    • National Film Archive

Services

  • Service Status
  • About and Policies
  • Terms of Use
CLARIN CENTRE B CLARIN CENTRE K CoreTrustSeal Certification
Follow us on Twitter Link to Profile Home Page
THE LINDAT/CLARIAH-CZ PROJECT (LM2018101; formerly LM2010013, LM2015071) IS FULLY SUPPORTED BY THE MINISTRY OF EDUCATION, SPORTS AND YOUTH OF THE CZECH REPUBLIC UNDER THE PROGRAMME LM OF "LARGE INFRASTRUCTURES"
Icons © Smashicons and Freepik from flaticon.com licensed by CC 3.0 BY
website © 2022 by ÚFAL