I was a Ph.D student of John Lafferty at LTI, SCS, Carnegie Mellon University. I graduated in July 2002.

I am now with the University of Illinois at Urbana-Champaign . Click here to go to my new home page.

Information about my dissertation titled "Risk Minimization and Language Modeling in Text Retrieval": brief abstract (html), detailed summary (ps,pdf), complete thesis(ps (~1.8MB), gzipped ps, pdf)