This paper describes the process of designing an authoring tool for virtual environments, using constructivist principles. The focus of the tool is on helping novice designers wit...
The paper presents a research on the multimodal communication of teachers in the classroom. The “musical score”, a procedure for the analysis of multimodal communication, is us...
This paper presents a novel approach of using web log data generated by course management systems (CMS) to help instructors become aware of what is happening in distance learning ...
Content classification performed by end users is spreading through the web. Most of the work done so far is related to the hypermedia web. In spite of that, there is a growing mas...
Retrieval systems rank documents according to their retrieval status values (RSV) if these are monotonously increasing with the probability of relevance of documents. In this work,...