Information linkage is becoming more and more important in this digital age. In this paper, we propose a concept tracking method, which links the news stories with the same topic ...
This paper is a personal take on the history of evaluation experiments in information retrieval. It describes some of the early experiments that were formative in our understandin...
Effective information retrieval is important not only for its own sake but also for improving our understanding and allowing us to evolve our information into knowledge and wisdom...
Lighthouse is an on-line interface for a Web-based information retrieval system. It accepts queries from a user, collects the retrieved documents from the search engine, organizes...
This paper reports on experiments submitted for the robust task at CLEF 2007. We applied a system previously tested for ad-hoc retrieval. Experiments were focused on the effect of...