Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...
ed Abstract an extended abstract of [11]. Service-oriented computing is emerging as a new paradigm based on autonomous, platform-independent computational entities, called services...
M. Birna van Riemsdijk, Rolf Hennicker, Martin Wir...
Coalition formation is an important capability for automated negotiation among self-interested agents. In order for coalitions to be stable, a key question that must be answered i...
Naoki Ohta, Vincent Conitzer, Yasufumi Satoh, Atsu...
We introduce a unified graph representation of the Web, which includes both structural and usage information. We model this graph using a simple union of the Web's hyperlink ...
Barbara Poblete, Carlos Castillo, Aristides Gionis
The knowledge discovery process encounters the difficulties to analyze large amount of data. Indeed, some theoretical problems related to high dimensional spaces then appear and de...