14709 search results - page 41 / 2942 » Semantic feature modelling |
EMNLP
2008
14 years 11 months ago
2008
Question classification plays an important role in question answering. Features are the key to obtain an accurate question classifier. In contrast to Li and Roth (2002)'s app...
WWW
2004
ACM
15 years 10 months ago
2004
ACM
Flash, as a multimedia format, becomes more and more popular on the Web. However, previous works on Flash are totally based on low-level features, which make it unpractical to bui...
103
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ICIP
2008
IEEE
15 years 11 months ago
2008
IEEE
In this paper, a motion-based approach for detecting high-level semantic events in video sequences is presented. Its main characteristic is its generic nature, i.e. it can be dire...
120
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CVIU
2011
14 years 1 months ago
2011
Abstract—In this paper, three approaches to utilizing objectlevel spatial contextual information for semantic image analysis are presented and comparatively evaluated. Contextual...
86
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SIGIR
2005
ACM
15 years 3 months ago
2005
ACM
We introduce a new model for semantic annotation and retrieval from image databases. The new model is based on a probabilistic formulation that poses annotation and retrieval as c...