For the TREC 2004 Novelty track, UMass participated in all four tasks. Although finding relevant sentences was harder this year than last, we continue to show marked improvements ...
Nasreen Abdul Jaleel, James Allan, W. Bruce Croft,...
In the robust track, we mainly tested our passage-based retrieval model with different passage sizes and weighting schemes. In our approach, we used two retrieval models, namely t...
We approached the problem of classifying papers for the TREC 2004 Genomics Track triage task as a four step process: feature generation, feature selection, classifier training, an...
Aaron M. Cohen, Ravi Teja Bhupatiraju, William R. ...
The BioText group participated in the two main tasks of the TREC 2004 Genomics track. Our approach to the ad hoc task was similar to the one used in the 2003 Genomics track, but d...
Preslav Nakov, Ariel S. Schwartz, Emilia Stoica, M...
AnswerFinder combines lexical, syntactic, and semantic information in various stages of the question answering process. The candidate sentences are preselected on the basis of (i)...