2164 search results - page 240 / 433 » Learning to rank for information retrieval |
182
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ESWA
2008
15 years 6 months ago
2008
Traditional content-based image retrieval (CBIR) systems often fail to meet a user's need due to the `semantic gap' between the extracted features of the systems and the...
139
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IEAAIE
2004
Springer
15 years 12 months ago
2004
Springer
This paper proposes extending semi-supervised learning by allowing an ongoing interaction between a user and the system. The extension is intended to not only to speed up search fo...
187
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INFOCOM
2010
IEEE
15 years 5 months ago
2010
IEEE
Abstract—The problem of cooperative allocation among multiple secondary users to maximize cognitive system throughput is considered. The channel availability statistics are initi...
200
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ICDE
2012
IEEE
13 years 9 months ago
2012
IEEE
Abstract—Most objects and data in the real world are interconnected, forming complex, heterogeneous but often semistructured information networks. However, many database research...
184
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CIKM
2006
Springer
15 years 10 months ago
2006
Springer
In this paper, we study the problem of learning block classification models to estimate block functions. We distinguish general models, which are learned across multiple sites, an...