396 search results - page 5 / 80 » Semantic Optimization of Preference Queries |
FQAS
2006
Springer
13 years 11 months ago
2006
Springer
Abstract. Research in Cooperative Query answering is triggered by the observation that users are often not able to correctly formulate queries to databases that return the intended...
SIGECOM
2003
ACM
14 years 26 days ago
2003
ACM
Preference elicitation — the process of asking queries to determine parties’ preferences — is a key part of many problems in electronic commerce. For example, a shopping age...
COLT
2003
Springer
14 years 25 days ago
2003
Springer
Abstract. In this paper we initiate an exploration of relationships between “preference elicitation”, a learning-style problem that arises in combinatorial auctions, and the pr...
DEXAW
2007
IEEE
14 years 1 months ago
2007
IEEE
The semantic web represents meta-data as a relation of triples using the RDF data model. We have developed a virtual repository system that enables to process queries to RDF views...
SIGMOD
2001
ACM
14 years 7 months ago
2001
ACM
Users often need to optimize the selection of objects by appropriately weighting the importance of multiple object attributes. Such optimization problems appear often in operation...