Background subtraction is a crucial step in many automatic video content analysis
applications. While numerous acceptable techniques have been proposed so far for …

Policies are being increasingly used for automated system management and controlling the
behavior of complex systems. The use of policies allows administrators to modify system …

As the interest in using policy-based approaches for systems management grows, it is
becoming increasingly important to develop methods for performing analysis and refinement …

As the interest in using policy-based approaches for systems management grows, it is
becoming increasingly important to develop methods for performing analysis and refinement …

This paper presents a framework for specifying policies for the management of network
services. Although policy-based management has been the subject of considerable …

No successful GO-playing program has appeared in the literature, although Remus used GO
as the subject of a machine learning study, and Thorp and Walden have considered some of …

Future e‐Health systems will consist of low‐power on‐body wireless sensors attached to
mobile users that interact with an ubiquitous computing environment to monitor the health …

Specifying, enforcing and evolving access control policies is essential to prevent security
breaches and unavailability of resources. These access control design concerns impose …

Policy refinement is meant to derive lower-level policies from higher-level ones so that these
more specific policies are better suited for use in different execution environments. Although …

Access control requires authorization rules and constraints. To express access control
policies, several languages, such as XACML, EPAL or PONDER, are used. These …