469 search results - page 6 / 94 » Cluster-based query expansion |
TREC
2000
14 years 11 months ago
2000
In this paper we report on the effectiveness of query-biased summaries for a question-answering task. Our summarisation system presents searchers with short summaries of documents...
WWW
2002
ACM
15 years 10 months ago
2002
ACM
Query expansion has long been suggested as an effective way to resolve the short query and word mismatching problems. A number of query expansion methods have been proposed in tra...
ADC
2004
Springer
15 years 3 months ago
2004
Springer
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...
CIKM
2001
Springer
15 years 2 months ago
2001
Springer
In this paper we are mainly concerned with discussion of a formal model, based on the basic concept of divergence from information theory, for automatic query expansion. The basic...
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CVPR
2011
IEEE
14 years 1 months ago
2011
IEEE
Most effective particular object and image retrieval approaches are based on the bag-of-words (BoW) model. All state-of-the-art retrieval results have been achieved by methods tha...