— The execution of data intensive grid applications still raises several questions regarding job scheduling, data migration and replication. The optimization techniques applied b...
Given a service request such as scheduling an appointment or purchasing a product, it is possible that the invocation of the service results in too many solutions that all satisfy ...
This paper¢ presents an authorization framework for supporting fine-grained access control policies enhanced with light-weight intrusion/misuse detectors and response capabiliti...
In this paper we propose a new resource discovery protocol, REALTOR, which is based on a combination of pullbased and push-based resource information dissemination. REALTOR has be...
Abstract. This paper addresses the problem of data placement, indexing, and querying large XML data repositories distributed over an existing P2P service infrastructure. Our archit...
Leonidas Fegaras, Weimin He, Gautam Das, David Lev...