115 search results - page 13 / 23 » Query Aspect Based Term Weighting Regularization in Informat... |
WWW
2011
ACM
13 years 2 months ago
2011
ACM
Recently answers for fact lookup queries have appeared on major search engines. For example, for the query {Barack Obama date of birth} Google directly shows “4 August 1961” a...
SIGIR
2008
ACM
13 years 7 months ago
2008
ACM
We present a novel passage-based approach to re-ranking documents in an initially retrieved list so as to improve precision at top ranks. While most work on passage-based document...
CLEF
2007
Springer
14 years 1 months ago
2007
Springer
Dublin City University (DCU) and University of Tampere (UTA) participated in the ImageCLEF 2007 photographic ad-hoc retrieval task with several monolingual and bilingual runs. Our...
IAT
2005
IEEE
14 years 1 months ago
2005
IEEE
Similarity measures are mechanisms that assign a numeric score indicating how closely two documents, or a document and a query match. The Cosine measure is one of the similarity m...
MIR
2010
ACM
13 years 9 months ago
2010
ACM
This paper presents a classification-driven biomedical image retrieval system to bride the semantic gap by transforming image features to their global categories at different gran...