Traditional multiple query optimization methods focus on identifying common subexpressions in sets of relational queries and on constructing their global execution plans. In this p...
Arpeggio is a peer-to-peer file-sharing network based on the Chord lookup primitive. Queries for data whose metadata matches a certain criterion are performed efficiently by using...
Austin T. Clements, Dan R. K. Ports, David R. Karg...
We describe our work in building support for streaming data services for Geographical Information System Grid services. We examine how streaming approaches may be used to increase ...
Geoffrey Fox, Mehmet S. Aktas, Galip Aydin, Hasan ...
Data outsourcing is an emerging paradigm that allows users and companies to give their (potentially sensitive) data to external servers that then become responsible for their stor...
Pierangela Samarati, Sabrina De Capitani di Vimerc...
In this chapter we consider a cell phone network as a set of automatically deployed sensors that records movement and interaction patterns of the population. We discuss methods fo...