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178
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CVPR
2004
IEEE
16 years 8 months ago
2004
IEEE
Responses of Gabor wavelets in the mid-frequency space build a local spectral representation scheme with optimal properties regarding the time-frequency uncertainty principle. How...
157
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CVPR
2007
IEEE
16 years 8 months ago
2007
IEEE
In this paper, we measure the responses of image patches, used as filters, on different image ensembles and examine how the responses are affected by reducing the resolution of th...
177
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ECCV
2008
Springer
16 years 8 months ago
2008
Springer
We propose an approach for detecting objects in large-scale range datasets that combines bottom-up and top-down processes. In the bottom-up stage, fast-to-compute local descriptors...
169
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ECCV
2002
Springer
16 years 8 months ago
2002
Springer
In video sequence processing, shadow remains a major source of error for object segmentation. Traditional methods of shadow removal are mainly based on colour difference threshold...
134
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ICIP
2007
IEEE
16 years 8 months ago
2007
IEEE
In this paper we propose a locally adaptive image threshold technique via variational energy minimization. The novelty of the proposed method is that from an image it automaticall...