SBBD'04 - Session 7: WEB QUERYING Siphoning Hidden-Web Data through Keyword-Based Interfaces Luciano Barbosa Juliana Freire Towards Cost-based Optimization for Data-intensive Web Service Computations Nicolaas Ruberg Gabriela Ruberg Ioana Manolescu Optimizing Ranking Calculation in Web Search Engines: a Case Study Miguel Costa Mário J. Silva Return to SBBD'04 Sessions ©2005 Association for Computing Machinery