Faceted search tools

Vineet Sinha, one of the students working on the Haystack project, has 
been developing a faceted search tool with capabilities like Seamark's. 
 Perhaps he can let the mailing list know how his tool works compared to 
what is shown by the Seamark demo at 
http://www.siderean.com/MedJournalDemo001_viewlet_swf.html .