2930 search results - page 354 / 586 » Feature Weighting for Segmentation |
177
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CVPR
2003
IEEE
16 years 8 months ago
2003
IEEE
The mean-shift algorithm is an efficient technique for tracking 2D blobs through an image. Although the scale of the mean-shift kernel is a crucial parameter, there is presently n...
169
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ICIP
2003
IEEE
16 years 8 months ago
2003
IEEE
In this paper, we evaluate and investigate two main types of relevance feedback algorithms; the Euclidean and the correlation?based approaches. In the first case, we examine heuri...
185
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ICPR
2008
IEEE
16 years 1 months ago
2008
IEEE
In this paper, we develop an efficient logistic regression model for multiple instance learning that combines L1 and L2 regularisation techniques. An L1 regularised logistic regr...
148
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CISIM
2007
IEEE
16 years 29 days ago
2007
IEEE
In this paper the off–line type signature analyses have been considered. Signature image by means of three different approaches is analysed, what allows to define features (weigh...
166
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AIIA
2007
Springer
16 years 25 days ago
2007
Springer
In this paper we compare four selection strategies in evolutionary optimization of information retrieval (IR) in a question answering setting. The IR index has been augmented by li...