269 search results - page 22 / 54 » A Wavelet Approach to Foveating Images |
103
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DICTA
2003
14 years 11 months ago
2003
Abstract. This paper proposes a new adaptive wavelet-based Magnetic Resonance images denoising algorithm. A Rician distribution for background-noise modelling is introduced and a M...
71
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TIP
2008
14 years 9 months ago
2008
In their recent paper, Alnasser and Foroosh derive a wavelet-domain (in-band) method for phase-shifting of 2-D "nonseparable" Haar transform coefficients. Their approach ...
DCC
2004
IEEE
15 years 9 months ago
2004
IEEE
It is well-known that wavelet transforms provide sparse decompositions over many types of image regions but not over image singularities/edges that manifest themselves along curve...
ISBI
2004
IEEE
15 years 10 months ago
2004
IEEE
This paper presents preliminary results on the fusion of denoised PET and SPECT data volumes from brushlet and wavelet thresholding methods. Texture-based brushlet denoising is we...
ICASSP
2007
IEEE
15 years 1 months ago
2007
IEEE
This paper presents a new approach to demosaicing of spatially sampled image data observed through a color filter array, in which properties of Smith-Barnwell filterbanks are empl...