53 search results - page 6 / 11 » Theoretical analysis of some regularized image denoising met... |
168
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SCALESPACE
2007
Springer
15 years 11 months ago
2007
Springer
This is a theoretical study on the minimizers of cost-functions composed of an ℓ2 data-fidelity term and a possibly nonsmooth or nonconvex regularization term acting on the di...
150
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ICIP
1999
IEEE
15 years 10 months ago
1999
IEEE
by 0. In the discrete Fourier transform (DFT) domain, We propose a hybrid approach to wavelet-based image deconvolution that comprises Fourier-domain system inversion followed by w...
178
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SADM
2008
15 years 5 months ago
2008
: Nonnegative matrix approximation (NNMA) is a popular matrix decomposition technique that has proven to be useful across a diverse variety of fields with applications ranging from...
147
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SIAMSC
2008
15 years 5 months ago
2008
An effective 2-phase method for removing impulse noise was recently proposed. Its phase 1 identifies noisy pixel candidates by using median-type filters. Then in phase 2, it resto...
138
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CORR
2011
Springer
15 years 18 days ago
2011
Springer
—While medical imaging typically provides massive amounts of data, the extraction of relevant information for predictive diagnosis remains a difficult challenge. Functional MRI ...