412 search results - page 48 / 83 » Aggregate queries over ontologies |
SEMWEB
2009
Springer
14 years 4 months ago
2009
Springer
Abstract. The focus of web search is moving away from returning relevant documents towards returning structured data as results to user queries. A vital part in the architecture of...
CORR
2002
Springer
13 years 10 months ago
2002
Springer
Recommender systems learn about user preferences over time, automatically finding things of similar interest. This reduces the burden of creating explicit queries. Recommender sys...
TES
2005
Springer
14 years 3 months ago
2005
Springer
The vision of Semantic Web services promises a network of interoperable Web services over different sources. A major challenge to the realization of this vision is the lack of aut...
BIBE
2008
IEEE
14 years 4 months ago
2008
IEEE
— The ASSIST project aims to facilitate cervical cancer research by integrating medical records containing both phenotypic and genotypic data, and residing in different medical c...
DLOG
2007
14 years 14 days ago
2007
We present cq-programs, which enhance nonmonotonic description logics (dl-) programs by conjunctive queries (CQ) and union of conjunctive queries (UCQ) over Description Logics kno...