41 search results - page 8 / 9 » Semantic Adaptation of Schema Mappings when Schemas Evolve |
GECCO
2005
Springer
13 years 11 months ago
2005
Springer
The identification of mechanisms by which constraints on phenotypic variability are tuned in nature, and the implementation of these mechanisms in Evolutionary Algorithms (EAs) ca...
IJSWIS
2007
13 years 5 months ago
2007
An ontology is a formal representation of a domain modeling the entities in the domain and their relations. When a domain is represented by multiple ontologies, there is need for ...
ICDE
2008
IEEE
13 years 12 months ago
2008
IEEE
Abstract— Performance of proxy caches for database federations that serve a large number of users is crucially dependent on its physical design. Current techniques, automated or ...
SACMAT
2006
ACM
13 years 11 months ago
2006
ACM
In this paper we propose an access control model for the Resource Description Framework (RDF). We argue that existing access control models, like the ones developed for securing e...
DC
2001
13 years 7 months ago
2001
Several initiatives for establishing standards for metadata models are being carried out at the moment, but everyone focuses on their own requirements when defining metadata attri...