Text Mining

TextAI: Text Analysis International - Provides NLP applications based on its proprietary VisualText technology. Product and service information, online software tour and documentation.
http://www.textanalysis.com/

Compris Intelligence - Offers solutions for understanding textual content and the automatic comprehension of text meaning by a computer. Features products, news and contact information.
http://www.compris.com/

NetOwl - Intelligent Content Management - Features of the tools named Extractor, Summarizer, TextMiner and InstaLink.
http://www.netowl.com/

Text Mining at Waikato - The Text Mining group at the University of Waikato in New Zealand. With a focus on Viterbi search and entropy-based methods the group has a compression feel to it.
http://www.cs.waikato.ac.nz/~nzdl/textmining/

Shailendra Singh - User Preferences concerning Search Engines and Teletext in the framework of Rough-Fuzzy Theory : CV and publications.
http://shails.150m.com/

SAS Text Miner - Included in the famous SAS set of tools for quantitative data analysis, the module for text analysis includes clustering algorithms, document categorisation and data extraction. Overview and screenshots.
http://www.sas.com/technologies/analytics/datamining/textminer/

About Scatter/Gather - Using text clustering as a way to group document according to the overall similarities in their content. Features background information, examples and technical papers.
http://www.sims.berkeley.edu/~hearst/sg-overview.html

Text Mining, Web Mining, Information Retrieval and Extraction from the WWW References - Links to reviews and analyses of text mining research. Features online presentations, white papers and other projects, papers, people and products.
http://filebox.vt.edu/users/wfan/text_mining.html

Untangling Text Data Mining - Defines data mining, information access, and corpus-based computational linguistics, and then discusses the relationship of these to text data mining. The intent behind these contrasts is to draw attention to exciting new kinds of problems for computational linguists.
http://www.sims.berkeley.edu/~hearst/papers/acl99/acl99-tdm.html

SPSS Text Analysis for Surveys - [Win] Natural language processing (NLP) and WordNet-based software to analyze and recode open-ended surveys.
http://www.spss.com/textanalysis_surveys/

About TileBars - An interface which attempts to show the user, graphically, the relationship between the words in the query and the documents retrieved. Features technical papers and commercial and other uses.
http://www.sims.berkeley.edu/~hearst/tb-overview.html

Automated Info Solutions - Products and services offering automated collection of data from public web sites. Features overviews and contact information.
http://www.automated-info-solutions.com/

WordStat - Module specifically designed to study textual information. Features screen shots and purchasing information.
http://www.provalisresearch.com/wordstat/wordstat.html

Synthema - Features, demo and case studies of Twid Expert and Temis Online Miner/Categorizer.
http://www.synthema.it/textmining/

About the Cat-a-Cone - A novel user interface that integrates search and browsing of very large category hierarchies with their associated text collections. Features technical papers.
http://www.sims.berkeley.edu/~hearst/cac-overview.html

Pertinence Mining - Automatic text summarization tools. Includes contact information.
http://www.pertinence.net/

Systems Services - Web Data Retrieval - Develops applications to search out and retrieve data from web pages and e-mail archives and provides turnkey services to find and retrieve information from the web, XML databases or stores of incoming e-mail. Features contact information.
http://www.logical.btinternet.co.uk/webinf.htm

Eidetica - Netherlands firm offers search and text mining solutions on a hosting basis. Features services, support, portfolio and contact information.
http://www.eidetica.com/