Wikis are simple to use, asynchronous, Web-based collaborative hypertext authoring systems which are quickly gaining in popularity. In spite of much anecdotal evidence to the effe...
—Authorization logics allow concise specification of flexible access-control policies, and are the basis for logic-based access-control systems. In such systems, resource owner...
The Resource Oriented Authorization Manager (ROAM) was created to provide a simple but flexible authorization system for the National Fusion Grid (FusionGrid). This system builds ...
Policy authors typically reconcile several different mental models and goals, such as enabling collaboration, securing information, and conveying trust in colleagues. The data un...
Opinion mining techniques add another dimension to search and summarization technology by actually identifying the author's opinion about a subject, rather than simply identi...