396 search results - page 68 / 80 » Semantic Optimization of Preference Queries |
SIGECOM
2004
ACM
14 years 1 months ago
2004
ACM
In many market settings, agents do not know their preferences a priori. Instead, they may have to solve computationally complex optimization problems, query databases, or perform ...
DIAGRAMS
2008
Springer
13 years 9 months ago
2008
Springer
Abstract. This paper explores factors associated with effective external representation (ER) use. We describe an information-processing approach to the assessment of ER knowledge. ...
APIN
2007
13 years 7 months ago
2007
In this thesis, we describe a genetic algorithm for optimizing the superpeer structure of semantic peer to peer networks. Peer to peer, also called P2P, networks enable us to sear...
EUROCAST
2003
Springer
14 years 26 days ago
2003
Springer
In this paper we describe an adaptation method for adaptive hypermedia systems, consisting in personalized guided routes for the SEM-HP model. SEM-HP is a layered, systemic, semant...
ICCS
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. In knowledge bases, the open world assumption and the ability to express variables may lead to an answer redundancy problem. This problem occurs when the returned answers...