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DEXA
2003
Springer
134views Database» more  DEXA 2003»
15 years 11 months ago
Concurrent and Real-Time Update of Access Control Policies
Abstract. Access control policies are security policies that govern access to resources. Real-time update of access control policies, that is, updating policies while they are in e...
Indrakshi Ray, Tai Xin
WEBDB
2001
Springer
79views Database» more  WEBDB 2001»
15 years 11 months ago
Multicasting a Web Repository
Web crawlers generate significant loads on Web servers, and are difficult to operate. Instead of running crawlers at many “client” sites, we propose a central crawler and We...
Wang Lam, Hector Garcia-Molina
DEXAW
2000
IEEE
68views Database» more  DEXAW 2000»
15 years 11 months ago
Relocation in Mobile Process-Centered Software Development Environments
This paper addresses the problem of enabling a user of a process-centered SDE, hosted on a high-speed network, to continue working on a detached mobile workstation connected by a l...
S. Bhattacharyya, Leon J. Osterweil
MM
2000
ACM
159views Multimedia» more  MM 2000»
15 years 11 months ago
Region-based retrieval of biomedical images
Searching digital biomedical images is a challenging problem. Prevalent retrieval techniques involve human-supplied text annotations to describe image contents. Biomedical images,...
James Ze Wang
DEXAW
1999
IEEE
142views Database» more  DEXAW 1999»
15 years 11 months ago
Developments in Spatio-Temporal Query Languages
ing spatio-temporal data as abstract data types into already existing data models is a promising approach to creating spatio-temporal query languages. In this context, an importan...
Martin Erwig, Markus Schneider