8298 search results - page 499 / 1660 » Query-Free Information Retrieval |
218
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WIDM
2005
ACM
16 years 15 days ago
2005
ACM
In XML retrieval, two distinct approaches have been established and pursued without much cross-fertilization taking place so far. On the one hand, native XML databases tailored to...
204
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MM
2003
ACM
16 years 5 days ago
2003
ACM
This paper describes a novel methodology for implementing video search functions such as retrieval of near-duplicate videos and recognition of actions in surveillance video. Video...
194
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ICIP
2005
IEEE
16 years 8 months ago
2005
IEEE
Content-based image retrieval systems still have difficulties to bridge the semantic gap between the low-level representation of images and the high level concepts the user is loo...
160
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ICMCS
2005
IEEE
16 years 16 days ago
2005
IEEE
This paper presents a novel platform for image retrieval based on a two-level architecture inspired from human cognitive mechanisms. These two levels provide both generic similari...
180
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ICTAI
2003
IEEE
16 years 6 days ago
2003
IEEE
We investigate two seemingly incompatible approaches for improving document retrieval performance in the context of question answering: query expansion and query reduction. Querie...