This paper analyses reported difficulties in spatial data retrieval from Internet portals, based on results from an empirical survey. The analysis reveals the problems which cause ...
Knowledge workers are often embedded in an organizational setting, where execution of processes allows for appropriate, context-sensitive support. When a knowledge worker starts a ...
Semantic Web services promise the addition of semantics annotations to Web services in a manner that enables automatic discovery, usage, and integration of services as part of ever...
E. Michael Maximilien, Alex Cozzi, Thomas P. Moran
In this paper we propose a query-driven approach for tuning the time/energy trade-off in sensor networks with mobile sensors. The tuning factors include re-positioning of mobile s...
Vladimir Zadorozhny, Divyasheel Sharma, Prashant K...
This paper presents a framework for representing and distributing access control policies in distributed heterogeneous systems. Access control polices follows the RBAC (Role Based...