In this work we present a preliminary study of the issues surrounding the development of Seach Engines for Grid environments. We discuss the need for Grid Search Engines, that would enable the provision of a variety of Grid information services, such as locating useful resources, learning about their capabilities, and expected conditions of use. The Chapter highlights the main requirements for ...

My Ph.D. thesis focuses on the design of economic mechanisms inspired by sponsored search auctions to support new generation search engines. These engines (called integrators) are based on multi-domain queries and on the federation of multiple domain-specific search engines. The problem studied in my thesis is essentially a mechanism design problem where two levels are present: in the first, th...

Clustering Web Documents: A Phrase-Based Method for Grouping Search Engine Results