… the TREC 2004 Novelty track, UMass participated in all four tasks. Although finding relevant
sentences was harder … We achieve 5–9% improvements over the baseline in locating novel …

… RETRIEVAL USING SUPPORT VECTOR MACHINES Of the runs that UMass submitted, …
retrieval experiments on HARD 2003 test queries and HARD 2004 training queries showed …

… The remainder of this document discusses the HARD 2004 track and provides an overview
of some of its results. Additional details on results are available in the TREC papers from the …

… We also found that opinions are much harder to track than events. … Figure 2 shows the
Task 1 results for the top run from each group in TREC 2004. Groups employing statistical …

… University of Massachusetts Amherst UMass Amherst investigated the four areas in HARD
2004… In addition to passage-level judgments, UMass Amherst also explored the use of named …

… TREC High Accuracy Retrieval from Documents (HARD) Track (Allan, 2003; Allan, 2004). …
This novel approach to the TREC 2006 Genomics Track was carried out successfully, leading …

… UMass Amherst [AbdulJaleel et al., 2004] The CIIR at UMass Amherst participated in all three
aspects of the HARD task. First, we mapped query metadata values to document metadata …

… Permission to make digital or hard copies of all or part of this work for … TREC2002 novelty
track and 48 topics are from the UMass dataset. The UMass dataset was collected by UMass …

… Permission to make digital or hard copies of all or part of this work for personal or … novelty
data investigation. We used 53 topics from TREC 2002 novelty track, 48 topics from a UMass …

… However, for the topic given in the above example, it is very difficult for … This work tries to
attack this hard problem. … As we have discussed, topics in TREC 2003 and TREC 2004 novelty …