Virtual communities are a popular phenomenon today. They are significantly altering the specifics of how people work, spend their free time and interact socially. Moreover, they h...
Ontologies have been proven invaluable tools both for the semantic web and for personal information management. In the context of a historical archive an ontology may provide mean...
Elena Torou, Akrivi Katifori, Costas Vassilakis, G...
Summarization of text documents is increasingly important with the amount of data available on the Internet. The large majority of current approaches view documents as linear sequ...
Enabling an intelligent access to multimedia data requires a powerful description language. In this paper, we demonstrate why the MPEG-7 standard fails to fulfill this task. We i...
Video data is usually voluminous and it is desirable that one be able to get a quick idea of the content before actually watching a video or downloading it from the web. In this pa...