A common requirement of many scientific applications is the ability to process queries involving expensive predicates corresponding to user programs. Optimizing such queries is ha...
Fabio Porto, Eduardo Sany Laber, Patrick Valduriez
Many queries processed on the World Wide Web do not return the desired results because they fail to take into account the context of the query and information about user’s situat...
Veda C. Storey, Vijayan Sugumaran, Andrew Burton-J...
Abstract. The increase in accessability to on-line visual data has promoted the interest in browsing and retrieval of images from Image Databases. Current approaches assume either ...
— Uncertain data is quite common nowadays in a variety of modern database applications. At the same time, the join operation is one of the most important but expensive operations...
This paper proposes an extension of the XSL-FO standard which allows the specification of an unlimited number of arbitrarily shaped page regions. These extensions are built
Ana Cristina Benso da Silva, Fabio Giannetti, Feli...