VLDB'04 - DEMO GROUP 4: WEB AND WEB-SERVICES WS-CatalogNet: An Infrastructure for Creating, Peering, and Querying e-Catalog Communities Karim Baïna Boualem Benatallah Hye-Young Paik Farouk Toumani Christophe Rey Agnieszka Rutkowska Bryan Harianto Trust-Serv: A Lightweight Trust Negotiation Service Halvard Skogsrud Boualem Benatallah Fabio Casati Manh Q. Dinh An Automatic Data Grabber for Large Web Sites Valter Crescenzi Giansalvatore Mecca Paolo Merialdo Paolo Missier COMPASS: A Concept-based Web Search Engine for HTML, XML, and Deep Web Data Jens Graupmann Michael Biwer Christian Zimmer Patrick Zimmer Matthias Bender Martin Theobald Gerhard Weikum Discovering and Ranking Semantic Associations over a Large RDF Metabase Chris Halaschek Boanerges Aleman-Meza Budak Arpinar Amit P. Sheth Return to VLDB'04 Sessions ©2005 Association for Computing Machinery