David A. Evans James G. Shanahan Xiang Tong Norbert Roma Emilia Stoica Victor Sheftel Jesse Montgomery Jeffrey Bennett Gregory Grefenstette Topic-Specific Optimization and Structuring. 2001 TREC http://trec.nist.gov/pubs/trec10/papers/CLARIT_TREC-2001_Filtering_Final.pdf db/conf/trec/trec2001.html#EvansSTRSSMBG01