507 search results - page 69 / 102 » Adaptive relevance feedback in information retrieval |
SIGIR
2010
ACM
15 years 1 months ago
2010
ACM
Blog post opinion retrieval aims at finding blog posts that are relevant and opinionated about a user’s query. In this paper we propose a simple probabilistic model for assigni...
CVPR
2005
IEEE
15 years 11 months ago
2005
IEEE
In this paper, an optimization based learning method is proposed for image retrieval from graph model point of view. Firstly, image retrieval is formulated as a regularized optimi...
CLEF
2007
Springer
15 years 3 months ago
2007
Springer
This paper reports the participation of the University of Lisbon at the 2007 GeoCLEF task. We adopted a novel approach for GIR, focused on handling geographic features and feature ...
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SIGIR
1993
ACM
15 years 1 months ago
1993
ACM
Since 1986 we have investigated the problems and possibilities of applying modern information retrieval methods to large online public access library catalogs (OPACs). In the Retr...
WWW
2004
ACM
15 years 10 months ago
2004
ACM
Without textual descriptions or label information of images, searching semantic concepts in image databases is still a very challenging task. While automatic annotation techniques...