This paper presents the basics of a new paradigm that allows generators and consumers of global contextual information to determine an appropriate security level needed for contex...
Abstract. Web accessibility and usability problems can make evaluation difficult for non-experts who may be unfamiliar with assistive technology. Developers often (i) lack easy acc...
—We present an intelligent agent crawler designed to collect user-generated content in Second Life and related virtual worlds. The agents navigate autonomously through the world ...
Dynamic adaptation may be used to prevent software downtime while new requirements and responses to environmental conditions are incorporated into the system. Previously, we studi...
Several applications require reasoning over autonomously developed ontologies. Initially conceived to explicit the semantics of a certain domain, these ontologies become a powerfu...