RDF is the first W3C standard for enriching information resources of the Web with detailed meta data. The semantics of RDF data is defined using a RDF schema. The most expressiv...
An important consideration for certified code systems is the interaction of the untrusted program with the runtime system, most notably the garbage collector. Most certified cod...
This article aims to provide foundations for a new approach to Agent Communication Languages (ACLs). First, we present the theory of signalling acts. In contrast to current approa...
Searchers can have problems devising queries that accurately express their, often dynamic, information needs. In this paper we describe an adaptive approach that uses unobtrusive ...
We present a novel multimodal interface which permits users to draw or paint using coordinated gestures of hand and mouth. A headworn camera captures an image of the mouth and the...