We introduce the concept, model, and policy-specific algorithms for inferring new access control decisions from previous ones. Our secondary and approximate authorization model (...
We describe a system for separating multiple sources from a two-channel recording based on interaural cues and prior knowledge of the statistics of the underlying source signals. ...
Ron J. Weiss, Michael I. Mandel, Daniel P. W. Elli...
A Web service is a software system designed to support interoperable application-to-application interactions over the Internet. Recently, there has been a growing interest in Web ...
Barbara Carminati, Elena Ferrari, Ryan Bishop, Pat...
We present here the execution model of a policy-driven middleware for building secure distributed collaboration systems from their high level specifications. Our specification m...
Anand R. Tripathi, Tanvir Ahmed, Richa Kumar, Shre...
The extensible markup language (XML) is a promising standard for describing semi-structured information and contents on the Internet. When XML comes to be a widespread data encodi...