278 search results - page 23 / 56 » Model Management and Schema Mappings: Theory and Practice |
IJPP
2010
13 years 6 months ago
2010
In this paper, we define the problem of spatial mapping. We present reasons why performing spatial mappings at run-time is both necessary and desirable. We propose what is—to ou...
MTSR
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. This paper describes a proposed formalization of the notion of Applications Profiles as used in the Dublin Core community. The formalization, called Description Set Profi...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
The Semantic Web envisions a World Wide Web in which data is described with rich semantics and applications can pose complex queries. To this point, researchers have defined new l...
CCS
2010
ACM
14 years 2 months ago
2010
ACM
Many authorization system models include some notion of obligation. Little attention has been given to user obligations that depend on and affect authorizations. However, to be u...
HICSS
2006
IEEE
14 years 1 months ago
2006
IEEE
In the era of knowledge economy, more and more people view online communities of practice (CoPs) as wellspring of precious knowledge. Notably, many researchers support the notion ...