This paper describes a system for automatically mapping between concepts in different ontologies. The motivation for the research stems from the Diogene project, in which the proj...
This study explored how experts and novices in pedagogics expanded queries supported by the ERIC thesaurus, and how this was connected to the search success in an easy and a diffi...
Educational websites and electronic encyclopaedias employ many of the same design elements, such as hyperlinks, frames and search mechanisms. This paper asks to what extent recomm...
A group memory of a project is an information space storing the documents produced and exchanged by members of the group, which may include the electronic discussions that took pl...
While advances have been made in structuring, indexing and retrieval of multimedia documents, we propose to study the unexplored problematics of information retrieval on heterogen...
Newspapers generally attempt to present the news objectively. But textual affect analysis shows that many words carry positive or negative emotional charge. In this article, we sh...
Gregory Grefenstette, Yan Qu, James G. Shanahan, D...