8581 search results - page 1213 / 1717 » Digital Signal Processing |
172
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ICIP
2007
IEEE
16 years 8 months ago
2007
IEEE
This paper describes salienShrink, a method to denoise images based on computing a map of salient coefficients in the wavelet domain and use it to improve common denoising algorit...
162
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ICIP
2007
IEEE
16 years 8 months ago
2007
IEEE
Perceptual image coding algorithms typically impose perceptual modeling in a preprocessing stage. A perceptual normalization model is often used to transform the original image si...
198
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ICIP
2006
IEEE
16 years 8 months ago
2006
IEEE
Sparse image reconstruction is of interest in the fields of radioastronomy and molecular imaging. The observation is assumed to be a linear transformation of the image, and corrup...
146
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ICIP
2005
IEEE
16 years 8 months ago
2005
IEEE
The instantaneous amplitude, phase, and frequency (APF) characterize a nonstationary signal on a fundamental level. In this paper, we seek to obtain a consistent multidimensional ...
171
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ICIP
2005
IEEE
16 years 8 months ago
2005
IEEE
Wavelet transform based image coding algorithms have the two inherent scalable features of SNR scalability and spatial (or resolution) scalability. However, fine scalability is sup...