A database D may be inconsistent wrt a given set IC of integrity constraints. Consistent Query Answering is the problem of computing from D the answers to a query that are consist...
The availability of a direct pathway from a primary sequence (denovo or DNA derived) to macromolecular structure to biological function using computer-based tools is the ultimate ...
The Peer-to-Peer (P2P) paradigm of computing has been growing dramatically in popularity over the last decade. Consequently, large amounts of data are being shared among P2P users...
When a database is defined as views over autonomous sources, inconsistencies with respect to global integrity constraints are to be expected. This paper investigates the possibili...
The current ever-growing evolution of mobile technologies suggests the possibility of accessing services, in an itinerant and ubiquitous way, through many kinds of mobile devices ...
Devis Bianchini, Valeria De Antonellis, Michele Me...
The concepts of bipolar queries and queries with preferences are studied. Various interpretations of the former, recently defined by Dubois and Prade, are discussed. The latter w...
The effective grouping, or partitioning, of semistructured data is of fundamental importance when providing support for queries. Partitions allow items within the data set that sh...
John N. Wilson, Richard Gourlay, Robert Japp, Math...
Content in semantic web portals is often projected along application specific navigational taxonomies and linked semantically. This paper presents a logic-based method and a serv...
The XQuery Update Facility has been recently published by the World Wide Web Consortium as a working draft. Among other features, the working draft presents a novel powerful trans...