494 search results - page 6 / 99 » Improving Automatic Query Expansion |
TREC
2004
13 years 9 months ago
2004
In the domain of biomedical publications, synonyms and homonyms are omnipresent and pose a great challenge for document retrieval systems. For this year's TREC Genomics Ad ho...
24
Voted
ECIR
2009
Springer
13 years 5 months ago
2009
Springer
Query expansion is an effective technique in improving the retrieval performance for ad-hoc retrieval. However, query expansion can also fail, leading to a degradation of the retri...
RIAO
2007
13 years 9 months ago
2007
Document expansion and query expansion aim to add related terms into document and query representations in order to make them more complete. However, most previous studies are lim...
CIKM
2001
Springer
14 years 5 days 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...
CI
2007
13 years 7 months ago
2007
: When one tries to use the Web as a dictionary or encyclopedia, entering some single term into a search engine, the highly-ranked pages in the result can include irrelevant or use...