(UK) University of Sheffield Information Retrieval Group
The primary research areas of the group include statistical information retrieval techniques, multimedia browsing and retrieval, and personal information management and retrieval.
http://ir.shef.ac.uk/

Information Retrieval Tutorial
Description of boolean retrieval, vector space model, probabilistic retrieval, latent semantic indexing and other IR topics. An introduction to various classical ranking methods is also provided.
http://isp.imm.dtu.dk/thor/projects/multimedia/textmining/

Text REtrieval Conference (TREC)
An annual information retrieval conference and competition, the purpose of which is to support and further research within the information retrieval community.
http://trec.nist.gov/

AtomsNet
Modular object-oriented application to index files across networks. Has plug-in type data retrieval system, webserver, peer-to-peer connections for network-wide information gathering, retrieval; has features of OSs, database management systems, distributed networking. Open Source, GPL.
http://atoms.sourceforge.net/

AtomsNet
Modular object-oriented application to index files across networks. Has plug-in type data retrieval system, webserver, peer-to-peer connections for network-wide information gathering, retrieval; has features of OSs, database management systems, distributed networking. Open Source, GPL.
http://atoms.sourceforge.net/

AtomsNet
Modular object-oriented application to index files across networks. Has plug-in type data retrieval system, webserver, peer-to-peer connections for network-wide information gathering, retrieval; has features of OSs, database management systems, distributed networking. Open Source, GPL.
http://atoms.sourceforge.net/

Excel Automation UK
Excel Automation are market leaders in the supply of automated materials handling equipment to the automotive, aerospace, white goods, warehouse & distribution, nuclear, pharmaceutical and food & beverage industries
http://www.excel-automation.co.uk

Diamond Phoenix Corporation
As a full service provider of automated material handling solutions, Diamond Phoenix offers system design and integration, warehouse software solutions, and a complete line of material handling equipment.
http://www.diamondphoenix.com/

Viastore Systems Inc.
viastore systems GmbH
http://www.viastoresystems.com/

Modern Information Retrieval
A recent IR book, covering algorithms, implementation, query languages, user interfaces, and multimedia and web retrieval.
http://www.sims.berkeley.edu/~hearst/irbook/