The current view is that adding WordNet to an information retrieval system is likely to do more harm than good. In this paper, we show how judicious use of WordNet in a commercial multimedia application can improve retrieval, in some cases dramatically.
For the colloquium series schedule, see the UMD Computational Linguistics Colloquium Series web page at http://umiacs.umd.edu/~resnik/cl_colloquium/. If you are interested in meeting with the speaker, please contact Philip Resnik (resnik@umiacs.umd.edu).