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TREC
2004
13 years 11 months ago
2004
Our participation in TREC 2004 aims to extend and improve the use of the DFR (Divergence From Randomness) models with Query Expansion (QE) for the robust track. We experiment with...
ECIR
2010
Springer
13 years 11 months ago
2010
Springer
Despite its potential to improve search effectiveness, previous research has shown that the uptake of interactive query expansion (IQE) is limited. In this paper, we investigate on...
ICTAI
2003
IEEE
14 years 3 months ago
2003
IEEE
We investigate two seemingly incompatible approaches for improving document retrieval performance in the context of question answering: query expansion and query reduction. Querie...
WSDM
2009
ACM
14 years 4 months ago
2009
ACM
A lot of the world’s knowledge is stored in books, which, as a result of recent mass-digitisation efforts, are increasingly available online. Search engines, such as Google Book...
KDD
2007
ACM
14 years 10 months ago
2007
ACM
Users attempt to express their search goals through web search queries. When a search goal has multiple components or aspects, documents that represent all the aspects are likely ...