888 search results - page 110 / 178 » Query expansion using associated queries |
OTM
2007
Springer
14 years 4 months ago
2007
Springer
We show how Semantic Web technologies can be used to build an access control system. We follow the role-based access control approach (RBAC) and extend it with contextual attribute...
ECCV
2008
Springer
13 years 11 months ago
2008
Springer
Abstract. We address the problem of visual event recognition in surveillance where noise and missing observations are serious problems. Common sense domain knowledge is exploited t...
ICDE
2003
IEEE
14 years 11 months ago
2003
IEEE
A Web repository is a large special-purpose collection of Web pages and associated indexes. Many useful queries and computations over such repositories involve traversal and navig...
CIKM
2007
Springer
14 years 4 months ago
2007
Springer
In this paper, we describe the ChemXSeer system that hosts data and scholarly articles related to chemical kinetics. Domain scientists have different needs that are not served by ...
ICDT
1995
ACM
14 years 1 months ago
1995
ACM
Partial information in databases can arise when information from several databases is combined. Even if each database is complete for some \world", the combined databases wil...