Correct handling of concurrently accessed external resources is a demanding problem in programming. The standard approaches rely on database transactions or concurrency mechanisms...
We have previously developed a collaborative virtual environment (CVE) for small-group virtual classrooms, intended for distance learning by geographically dispersed students. The...
The number of ontologies publicly available and accessible through the web has increased in the last years, so that the task of finding similar terms1 among these structures becom...
Abstract. Complementary to hypertext navigation, classic information retrieval is broadly used to find information on the World Wide Web and on Web-based systems. Among these there...
Abstract. In order to be useful, intelligent information retrieval agents must provide their users with context-relevant information. This paper presents WordSieve, an algorithm fo...