194 search results - page 13 / 39 » A cost semantics for self-adjusting computation |
IIWAS
2007
13 years 9 months ago
2007
Electronic marketplaces can provide several types of business processes depending upon their target audience. A form of such processes is electronic auction. It is a system for ac...
SDM
2009
SIAM
14 years 4 months ago
2009
SIAM
The annotation of words and phrases by ontology concepts is extremely helpful for semantic interpretation. However many ontologies, e.g. WordNet, are too fine-grained and even hu...
PODS
2010
ACM
14 years 22 days ago
2010
ACM
Both semantic and type-based query optimization rely on the idea that queries often exhibit non-trivial rewritings if the state space of the database is restricted. Despite their ...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
This paper focuses on the optimization of the navigation through voluminous subsumption hierarchies of topics employed by Portal Catalogs like Netscape Open Directory (ODP). We ad...
AAAI
2000
13 years 9 months ago
2000
With the growth of on-line information, the need for better resource location services is growing rapidly. A popular goal is to conduct search in terms of concepts, rather than wo...