Software Tools for NLP

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<span style="color: #3d3d3d; font-family: Arial, Helvetica, simsun, u5b8bu4f53;"><div class="bct fc05 fc11 nbw-blog ztag js-fs2" style="line-height: 22px; font-size: 14px; text-align: left; color: #3d3d3d; margin-top: 15px; margin-right: 0px; margin-bottom: 15px; margin-left: 0px; padding-top: 5px; padding-right: 0px; padding-bottom: 5px; padding-left: 0px;"><div style="line-height: 22px;">Software Archive

• CMU Artificial Intelligence Repository
  
• Resources Available Through CRL
  
• SIL Computing Resources
  
• Linguistics Tools at the University of Vaasa in Finland
  
• Leeds University, Natural Language Processing Research Group: RESOURCES
  
• ICOT Free Software
  
• Netlib Repository (mirror in Japan)
  

 
General Information

• Sourcebank - a search engine for programming resources.
  
• Resources related to content analysis and text analysis - Software
  
• Some publically available NLP packages
  
• SAL (Scientific Applications on Linux)
  
  Artificial Intelligence
  
  
  
• Public Domain Generic Tools: An Overview - a paper written by Tomaz Erjavec
  
• A collection of online interactive CL tools (Computational Linguistics Group, University of Zurich)
  
• The LINGUIST List: Software
  
• The Natural Language Software Registry
  
• Language Software Helpdesk
  
  
  
  • Frequently Asked Questions
    
  
  
• PennTools - Computational Linguistics Resources At Penn.
  
• Parsing Resources
  
• Taggers online, email message containing addresses
  
• Parsers and Taggers Information (by Steven Paul Abney)
  
• Relator Language Processing Resources
  
• Corpus Search Tools
  
• Neural Networks & Statistics: Software
  

 
Tagger, Morphological Analyzer

• A Perl/Tk text tagger
  
• Conexor
  
• Cogilex R&D inc - Makers of expert tools for natural language processing
  
• CLAWS part-of-speech tagger
  
• TnT - Statistical Part-of-Speech Tagging
  
• POS tagger for Spanish
  
• Tagging and Parsing tools
  
• AUTASYS - A Fully Automatic English Wordclass Analysis System
  
• TOSCA/LOB tagger
  
• Relaxation Labelling Based Multi-Tagger
  
• The QTAG Part of Speech Tagger
  
• QTAG: A portable Parts of Speech Tagger
  
• The Alvey Natural Language Tools
  
• The XTAG Project
  
• TreeTagger - a language independent part-of-speech tagger
  
• Xerox Part-of-Speech Tagger
  
• The Edinburgh/Cambridge Morphological Analyser System
  
• Winbrill - An adaptation of Brill’s tagger to Windows 95/98.
  
• Eric Brill’s Part of Speech Tagger
  
• Software Plaza: Brill’s Tagger
  
• Morphy - An integrated tool for German morphology and statistical part-of-speech tagging.
  
• Korean Morphological Analyzer
  
• Natural Language Tools - Japanese morphological analyzer (JUMAN) and parser (KNP) developed by Nagao Lab. at Kyoto University, Japan.
  
• WordSmith Tools - Wordsmith Tools is the Swiss Army knife of lexical analysis - an integrated suite of programs for looking at how words behave in texts. It is intended for linguists, language teachers, and anyone who needs to examine language.
  
  
  
  • Mike Scott’s Home Page
    
  • Oxford University Press
    
  
  
• A Lexical Analyzer for HTML and Basic SGML
  
• ARIES Natural Language Tools - Lexical platform for the Spanish language.
  

 
Stemmer

• Porter stemmer
  
• Porter stemmer
  
• Dutch Porter stemmer
  
• IRIS stemmer
  
• Iterated Lovins stemmer
  

 
Collocation

• Xtract - Frank Smadja’s Collocation Extractor.
  

 
Parser

• Malaga - a system for automatic language analysis
  
• Attribute-Logic Engine (ALE) System and Grammars - A freeware logic programming and grammar parsing system.
  
• CG Parser - Natural deduction categorial grammar and lambda-calculus parser.
  
• Head-Corner Parser (by Gertjan van Noord)
  
• A basic parser written to illustrate the bottom up parsing algorithms in Natural Language Understanding, Second Edition
  
• Cass Partial Parser
  
• CHILL: An empirical parser acquisition system using inductive logic programming
  
• ISSCO Tools - Left-head-corner Island Parser Compiler, etc.
  
• Georgetown University Natural Language Processing
  Parser Modularity Demo page
  
• PC-PATR: A syntactic parser
  
• IMS Stuttgart: The CUF Web Page - Comprehensive Unification Formalism
  
• Apple Pie Parser - The Apple Pie Parser is a bottom-up probabilistic chart parser which finds the parse tree with the best score by best-first search algorithm.
  
• Link Grammar Parser
  

 
Corpus Tools

• WebCorp
  
• Concordances: Producing and Using them
  
• XCES: Corpus Encoding Standard for XML
  
• RST Tool - An RST (Rhetorical Structure Theory) Markup Tool.
  
• RST Annotation Tool
  
• Qwick - corpus browser
  
• Linguistic Annotation - This page describes tools and formats for creating and managing linguistic annotations.
  
• Alembic Workbench - a suite of tools for the analysis of a corpus, along with the Alembic system to enable the automatic acquisition of domain-specific tagging heuristics.
  
• The System Quirk - Workbench for Terminology, Lexicography and Text Analysis.
  
• Multext: Multilingual Text Tools and Corpora
  
• XCorpus - An Environment for Managing Corpus and Multilingual Web Server
  
• The IMS Corpus Toolbox Webpage
  X
  
• Kobe Phoenix Laboratory - Corpus Wizard program.
  
• Concordance - A program for Windows NT 4.0 and Windows 95/98 which makes wordlists, concordances, and Web Concordances from your electronic texts.
  
• MonoConc (concordance program)
  
• MonoConc for Windows (concordance program)
  
• Text Analysis Computing Tools (TACT)
  
• The Lingua Project: The World of MultiLingual Parallel Concordancing
  (http://prune.loria.fr/~bonhomme/lingua/)
  - Sentences alignment tool in multilingual corpora.
  
• The Lingua Project: The World of MultiLingual Parallel Concordancing
  (http://www.loria.fr/exterieur/equipe/dialogue/lingua/)
  
• Textual Corpora and Tools for their Exploration
  

 
Language Modeling

• Maximum Entropy Modeling
  
• Maximum Entropy Modeling Toolkit
  
• CMU-Cambridge Statistical Language Modeling Toolkit
  
• CMU Statistical Language Modeling Toolkit by Roni Rosenfeld
  
  
  
  • Program
    
  • Document
    
  
  
• Trigger Toolkit
  
• Simple Good-Turing Smoothing
  
• Smoothing tools software by Joshua Goodman and Stanley Chen
  
• Language modeling tools
  
• Statistical Decision Trees
  

 
HMM

• A HMM mini-toolkit (by Anand Venkataraman)
  
• HMM Software
  see also: Exercise: Using a Hidden Markov Model
  
• Discrete HMM Toolkit
  
• Hidden Markov Model (HMM) Toolbox
  
• Meta-MEME: Motif-based Hidden Markov Models of Biological Sequences
  

 
Language Identification

• Ted E. Dunning’s program
  
• Gertjan van Noord’s program
  
• Doug Beeferman’s program
  

 
FSA Tools

• Finite State Utilities
  
• Automata Learning from Theory to Practice
  
  
  
  • Downloadable Software
    
  
  
• Index to finite-state machine software, products, and projects
  
• FSA utilities
  
  
  
  • FSA Utilities: A Toolbox to Manipulate Finite-state Automata
    
  
  
• Grail - a symbolic computation environment for finite-state machines, regular expressions, and other formal language theory objects.
  
• AMoRE - A program for the computation of Automata, Monoids, and Regular Expressions.
  

 
Speech

• HTK: Hidden Markov Model Toolkit
  
• CSLU Toolkit
  
• The Epos Speech Synthesis System
  
• ISIP public domain speech to text system
  
  
  
  • The ISIP Automatic Speech Recognition Toolkit
    
  
  
• CSLU Toolkit (Center for Spoken Language Understanding, Oregon Graduate Institute of Science and Technology)
  
• Computer generation of accent marks
  
• Spoken Natural Language Processing Group Software
  
• CMU Error Analysis Toolkit
  
• Audio Tools
  
• VOICEBOX: Speech Processing Toolbox for MATLAB
  

 
Mathematical Software

• NIST Guide to Available Mathematical Software
  

 
Statistics

• Bayesian inference Using Gibbs Sampling
  
• CoCo - A statistics package for analysis of associations between discrete variables.
  

 
Machine Learning

• Machine Learning Toolbox (MLT)
  
• The Machine Learning Programs Repository
  
• The RIPPER rule learner
  
• mFOIL - An ILP systems designed to handle noisy examples.
  

 
Support Vector Machine

• SVMLight
  
• SVM package by William Noble Grundy
  
• Kernel Machines Web Site
  

 
Information Retrieval & Filtering

• seft - a Search Engine For Text
  
• MG - Managing Gigabytes
  
• Isearch - software for indexing and searching text documents.
  
• SMART Software and test collections (Cornell University)
  
  
  
  • see also SMART links
    
  
  
• Doug Oard’s Research Software Page - SMART Modifications
  
• Bow: A Toolkit for Statistical Language Modeling, Text Retrieval, Classification and Clustering
  
• ifile - A general mail filtering system.
  
• IR-STAT-PAK - A program to compute descriptive and analytic statistics for the TREC IR trials.
  
• Yavi - A visual interface to textual information.
  
• Labeled data sets for information extraction
  

 
String/Pattern Matching

• Online Approximate String Matching
  
• Strmat package (exact string matching and suffix trees)
  

 
Sentence Boundary Detector

• SATZ: An Adaptive Sentence Boundary Detector
  
• Adwait Ratnaparkhi’s MXTERMINATOR
  

 
Clustering/Classification

• FCLUSTER - A tool for fuzzy cluster analysis
  
• LNKnet Pattern Classification Software
  
• Principal Direction Divisive Partitioning
  
• k-means clustering
  

 
WWW

• w3mir - HTTP copying and mirroring tool.
  
• HTTrack - The Web mirror utility.
  
• HTML Conversion, Shareware and Freeware
  

 
Other Tools

• German Morphology Browser (online service)
  
• ‘mat2D’ Matrix/Vector Library in C
  
• Content Analysis Resources - for quantitative analyses of texts, transcripts, and images.
  
• SNoW learning program
  
• The ?-TBL Homepage - Logic Programming Tools for Transformation-Based Learning
  
• ROOT: An Object-Oriented Data Analysis Framework
  
• CAQDAS Networking Project - Computer Assisted Qualitative Data Analysis Software
  
• Suffix sort
  
• Nb - a graphical user interface for annotating the discourse structure of spoken dialogue, monologue, and text.
  
• GATE - General Architecture for Text Engeneering.
  
• TiMBL: Tilburg Memory Based Learner
  
• MtRecode - The Multext character translation program
  
• Evalb - A bracket scoring program. It reports precision, recall, non crossing and tagging accuracy for given data.
  
• The OC1 decision tree software system
  
• IND Version 2.0 - creation and manipulation of decision trees from data
  
• Paai’s text utilities
  
• Shoebox 3.0 for Windows and Macintosh - A database program oriented to the needs of a field linguist’s dictionary.
  
• Teaching materials for statistical NLP by Chris Brew, Language Technology Group, Human Communication Research Centre, University of Edinburgh
  
• Introducing environmentalism and post-fordism into NLP (NeuroTran)
  
• Tools for Estonian Language
  
• Dan Melamed’s Page - Simulated Annealing Program, XTAG morpholyzer post-processors for English Stemming, Good-Turing Smoothing Software, 150 miscellaneous text processing tools, 75 text statistics and bitext geometry tools.
  
• TOOLDIAG: Pattern recognition toolbox
  
• The DN2 Home Page - DN2 is an intelligent self-relating free format database system which accepts data in human text format, and retrieves it in response to human requests, like Where is London?
  
• Software Announcements
  
• Tools for drawing and graphically editing trees
  
• Paul Nation’s vocabulary programs
  
• syllable prediction code (a simple lisp function)
  
• Pratt - a pattern discovery tool
  
• XGobi - A system for multivariate data visualization.
  
• NODElib - Neural Optimization Development Engine library
  

 
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