Multi-dimensional index structures such as R-trees enable fast searching in high-dimensional spaces. They differ from uni-dimensional structures in the following aspects: (1) inde...
Kothuri Venkata Ravi Kanth, David Serena, Ambuj K....
Though in most data warehousing applications no relevance is given to the time when events are recorded, some domains call for a different behavior. In particular, whenever late re...
We consider a publish/subscribe system for digital libraries which continuously evaluates queries over a large repository containing document descriptions. The subscriptions, the ...
Hanen Belhaj Frej, Philippe Rigaux, Nicolas Spyrat...
XPathLog is a logic-based language for manipulating and integrating XML data. It extends the XPath query language with Prolog-style variables. Due to the close relationship with X...
This paper describes the general architecture of generation in the ACORDproject. The central module of this architecture is a planning component, which allows to plan single sente...