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95
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ADC
2004
Springer
132views Database» more  ADC 2004»
15 years 7 months ago
Questioning Query Expansion: An Examination of Behaviour and Parameters
In information retrieval, queries can fail to find documents due to mismatch in terminology. Query expansion is a well-known technique addressing this problem, where additional q...
Bodo Billerbeck, Justin Zobel
IPM
2010
131views more  IPM 2010»
15 years 9 days ago
Facet-based opinion retrieval from blogs
The paper presents methods of retrieving blog posts containing opinions about an entity expressed in the query. The methods use a lexicon of subjective words and phrases compiled ...
Olga Vechtomova
111
Voted
SIGIR
2006
ACM
15 years 7 months ago
Probabilistic latent query analysis for combining multiple retrieval sources
Combining the output from multiple retrieval sources over the same document collection is of great importance to a number of retrieval tasks such as multimedia retrieval, web retr...
Rong Yan, Alexander G. Hauptmann
EACL
2006
ACL Anthology
15 years 3 months ago
A Two-Stage Approach to Retrieving Answers for How-To Questions
This paper addresses the problem of automatically retrieving answers for how-to questions, focusing on those that inquire about the procedure for achieving a specific goal. For su...
Ling Yin
IR
2010
14 years 11 months ago
Statistical query expansion for sentence retrieval and its effects on weak and strong queries
The retrieval of sentences that are relevant to a given information need is a challenging passage retrieval task. In this context, the well-known vocabulary mismatch problem arises...
David E. Losada