289 search results - page 24 / 58 » Attribute Delegation Based on Ontologies and Context Informa... |
CONTEXT
2007
Springer
14 years 2 months ago
2007
Springer
The paper focuses on a difficult problem when formalizing knowledge: What about the possible concepts that didn’t make it into the formalization? We call such concepts the uncons...
CCS
2008
ACM
13 years 10 months ago
2008
ACM
Attribute staleness arises due to the physical distribution of authorization information, decision and enforcement points. This is a fundamental problem in virtually any secure di...
IV
2005
IEEE
14 years 2 months ago
2005
IEEE
The visual analysis of time dependent data is an essential task in many application fields. However, visualizing large time dependent data collected within a spatial context is st...
WWW
2008
ACM
14 years 9 months ago
2008
ACM
Service discovery employs matching techniques to select services by comparing their descriptions against user constraints. Semantic-based matching approaches achieve higher recall...
CIKM
2007
Springer
14 years 2 months ago
2007
Springer
The rapid growth of available data arises the need for more sophisticated techniques for semantic access to information. It has been proved that using conceptual model or ontology...