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» Summarization-based Query Expansion in Information Retrieval
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CIKM
2011
Springer
13 years 9 months ago
Improved answer ranking in social question-answering portals
Community QA portals provide an important resource for non-factoid question-answering. The inherent noisiness of user-generated data makes the identification of high-quality cont...
Felix Hieber, Stefan Riezler
CLEF
2011
Springer
13 years 9 months ago
IRIT at ImageCLEF 2011: Medical Retrieval Task
In this paper, we reported some experiments conducted by our members in the SIG team at the IRIT laboratory in the University of Toulouse within the context of the medical informat...
Duy Dinh, Lynda Tamine
JIS
2006
96views more  JIS 2006»
14 years 9 months ago
A study of the effect of term proximity on query expansion
Query expansion terms are often used to enhance original query formulations in document retrieval. Such terms are usually selected from the entire documents or from windows or pas...
Olga Vechtomova, Ying Wang
IRAL
2003
ACM
15 years 2 months ago
Issues in pre- and post-translation document expansion: untranslatable cognates and missegmented words
Query expansion by pseudo-relevance feedback is a well-established technique in both mono- and cross- lingual information retrieval, enriching and disambiguating the typically ter...
Gina-Anne Levow
CLEF
2007
Springer
15 years 3 months ago
Towards Annotation-Based Query and Document Expansion for Image Retrieval
Abstract. In this paper we report results of experiments conducted with strategies for improving text-based image retrieval. The adopted strategies were evaluated in the photograph...
Hugo Jair Escalante, Carlos A. Hernández, A...