136
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ICIP
2002
IEEE
16 years 6 months ago
2002
IEEE
Coupling the periodic time-invariance of the wavelet transform with the view of thresholding as a projection yields a simple, recursive, wavelet-based technique for denoising sign...
139
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ICIP
2002
IEEE
16 years 6 months ago
2002
IEEE
The two major problems raised by a region-based image retrieval system are the automatic definition and description of regions. In this paper we first present a technique of unsup...
124
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ICIP
2002
IEEE
16 years 6 months ago
2002
IEEE
Techniques for informationhidinghave become increasingly more sophisticated and widespread. With high-resolution digital images as carriers, detecting hidden messages has become c...
120
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ICIP
2002
IEEE
16 years 6 months ago
2002
IEEE
In this paper, a comparison between an objective quality measure and the perceived mean annoyance values of watermarked videos is presented. A psychophysical experiment has been p...