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143
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ICCV
2003
IEEE
16 years 6 months ago
2003
IEEE
In this paper, we propose a novel method to recover the surface shape of transparent objects. The degree of polarization of the light reflected from the object surface depends on ...
156
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ICIP
2003
IEEE
16 years 6 months ago
2003
IEEE
We propose a hierarchical disparity estimation algorithm with energy-based regularization. Initial disparity vectors are obtained from downsampled stereo images using a feature-ba...
123
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ICIP
2003
IEEE
16 years 6 months ago
2003
IEEE
The purpose of this paper is to generalize a result by Donoho, Huo, Elad and Bruckstein on sparse representations of signals/images in a union of two orthonormal bases. We conside...
142
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ICIP
2003
IEEE
16 years 6 months ago
2003
IEEE
The paper makes a short presentation of three existing methods for estimation of orientation tensors, the so-called structure tensor, quadrature filter based techniques, and techn...
119
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ICICS
2003
Springer
15 years 9 months ago
2003
Springer
In this paper, we propose an adaptive collusion attack to a block oriented watermarking scheme [1]. In this attack, traitors conspire to selectively manipulate watermarked blocks t...