356 search results - page 49 / 72 » An Adaptive Hierarchy Management System for Web Caches |
MDM
2009
Springer
14 years 1 months ago
2009
Springer
Context-awareness has become a desired key feature of today’s mobile systems, yet, its realization still remains a challenge. On the one hand, mobile computing provides great po...
CCS
2007
ACM
14 years 2 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
AAMAS
2002
Springer
13 years 8 months ago
2002
Springer
The dynamic nature of the World Wide Web makes it a challenge to find information that is both relevant and recent. Intelligent agents can complement the power of search engines to...
CIKM
2011
Springer
12 years 8 months ago
2011
Springer
We present Nyaya, a system for the management of Semantic-Web data which couples a general-purpose and extensible storage mechanism with efficient ontology reasoning and querying ...
MOBICOM
2004
ACM
14 years 2 months ago
2004
ACM
The progress of mobile device technology unfolds a new spectrum of applications that challenges conventional infrastructure models. Most of these devices are perceived by their us...