152 search results - page 1 / 31 » Enhancing Relevance Models with Adaptive Passage Retrieval |
ECIR
2008
Springer
15 years 1 months ago
2008
Springer
Passage retrieval and pseudo relevance feedback/query expansion have been reported as two effective means for improving document retrieval in literature. Relevance models, while im...
106
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TREC
2004
15 years 1 months ago
2004
UIUC participated in the HARD track in TREC 2004 and focused on the evaluation of a new method for identifying variable-length passages using HMMs. Most existing approaches to pas...
115
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SIGIR
2006
ACM
15 years 5 months ago
2006
ACM
Classical query expansion techniques such as the local context analysis (LCA) make use of term co-occurrence statistics to incorporate additional contextual terms for enhancing pa...
CIKM
2008
Springer
15 years 1 months ago
2008
Springer
We present a passage relevance model for integrating syntactic and semantic evidence of biomedical concepts and topics using a probabilistic graphical model. Component models of t...
ECIR
2008
Springer
15 years 1 months ago
2008
Springer
Abstract. We show that several previously proposed passage-based document ranking principles, along with some new ones, can be derived from the same probabilistic model. We use lan...