3456 search results - page 579 / 692 » Semantics in Spatial Databases |
ICDE
2006
IEEE
14 years 2 months ago
2006
IEEE
A key aspect of any data integration endeavor is establishing a transformation that translates instances of one or more source schemata into instances of a target schema. This sch...
ICDE
2006
IEEE
14 years 2 months ago
2006
IEEE
Semantic validation of the effectiveness of a schema matching system is traditionally performed by comparing system-generated mappings with those of human evaluators. The human ef...
ADC
2006
Springer
14 years 2 months ago
2006
Springer
Web transaction data usually convey user task-oriented behaviour pattern. Web usage mining technique is able to capture such informative knowledge about user task pattern from usa...
SACMAT
2006
ACM
14 years 2 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...
DASFAA
2005
IEEE
14 years 1 months ago
2005
IEEE
Recently, several approaches that mine frequent XML query patterns and cache their results have been proposed to improve query response time. However, frequent XML query patterns m...