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CIKM
2007
Springer
14 years 1 months ago
Expertise drift and query expansion in expert search
Pseudo-relevance feedback, or query expansion, has been shown to improve retrieval performance in the adhoc retrieval task. In such a scenario, a few top-ranked documents are assu...
Craig Macdonald, Iadh Ounis
DEXA
2006
Springer
141views Database» more  DEXA 2006»
13 years 11 months ago
Multi-term Web Query Expansion Using WordNet
In this paper, we propose a method for multi-term query expansions based on WordNet. In our approach, Hypernym/Hyponymy and Synonym relations in WordNet is used as the basic expans...
Zhiguo Gong, Chan Wa Cheang, Leong Hou U
ACL
2008
13 years 9 months ago
A Re-examination of Query Expansion Using Lexical Resources
Query expansion is an effective technique to improve the performance of information retrieval systems. Although hand-crafted lexical resources, such as WordNet, could provide more...
Hui Fang
DASFAA
2009
IEEE
96views Database» more  DASFAA 2009»
13 years 11 months ago
A Revisit of Query Expansion with Different Semantic Levels
Abstract. Query expansion has received extensive attention in information retrieval community. Although semantic based query expansion appears to be promising in improving retrieva...
Ce Zhang, Bin Cui, Gao Cong, Yu-Jing Wang
IC
2003
13 years 9 months ago
Concept Based Query Enhancement in the ARCH Search Agent
The quality of the search experience has been an enduring problem for the World Wide Web. One of the well-known difficulties is the tendency of users to use short, under-specified...
Ahu Sieg, Bamshad Mobasher, Steven L. Lytinen, Rob...