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CIKM
2010
Springer
13 years 4 months ago
2010
Springer
We consider the problem of learning to rank relevant and novel documents so as to directly maximize a performance metric called Expected Global Utility (EGU), which has several de...
DEXAW
2009
IEEE
14 years 21 days ago
2009
IEEE
Abstract—Search context is a crucial factor that helps to understand a user’s information need in ad-hoc Web page retrieval. A query log of a search engine contains rich inform...
ERCIMDL
2007
Springer
14 years 4 days ago
2007
Springer
We propose and evaluate a query expansion mechanism that supports searching and browsing in collections of annotated documents. Based on generative language models, our feedback me...
CVPR
2012
IEEE
11 years 8 months ago
2012
IEEE
We propose a novel mode of feedback for image search, where a user describes which properties of exemplar images should be adjusted in order to more closely match his/her mental m...
CLEF
2007
Springer
14 years 4 days ago
2007
Springer
The paper describes our participation in Monolingual tasks at CLEF 2007. We submitted results for the following languages: Hungarian, Bulgarian and Czech. We focused on studying d...