4354 search results - page 490 / 871 » Classification-based objective functions |
171
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ICPR
2006
IEEE
16 years 7 months ago
2006
IEEE
Many classification tasks benefit from integrating manifold learning and semi-supervised learning. By formulating the learning task in a semi-supervised manner, we propose a novel...
204
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ICPR
2004
IEEE
16 years 7 months ago
2004
IEEE
The shapes occurring in the images are important in the content-based image retrieval. In this paper we introduce a new Fourier-based descriptor for the characterization of the sh...
173
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ICPR
2004
IEEE
16 years 7 months ago
2004
IEEE
Statistical methods, such as independent component analysis, have been successful in learning local low-level features from natural image data. Here we extend these methods for le...
252
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ICCV
1999
IEEE
16 years 7 months ago
1999
IEEE
We present an algorithm that extracts curves from a set of edgels within a specific class in a decreasing order of their ``length''. The algorithm inherits the perceptual...
100
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ICPR
2002
IEEE
16 years 7 months ago
2002
IEEE
We present in this paper a new multi-class Bayes classifier that permits using separate feature vectors, chosen specifically for each class. This technique extends previous work o...