Image denoising for magnetic resonance imaging medical images using improved generalized cross‐validation based on the diffusivity function

Various image denoising algorithms have been developed for medical imaging. But some disadvantages have been found, including the block effect, which increases smoothing, and the loss of image detail. Using the statistical properties of observed noisy images, we propose a new diffusivity function‐ba...

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Bibliographic Details

Published in:	International journal of imaging systems and technology Vol. 32; no. 4; pp. 1263 - 1285
Main Authors:	Kollem, Sreedhar, Ramalinga Reddy, Katta, Srinivasa Rao, Duggirala, Rajendra Prasad, Chintha, Malathy, V., Ajayan, J., Muchahary, Deboraj
Format:	Journal Article
Language:	English
Published:	Hoboken, USA John Wiley & Sons, Inc 01.07.2022 Wiley Subscription Services, Inc
Subjects:	adaptive Bayesian threshold Algorithms Diffusion coefficient Diffusivity fourth‐order partial differential equation improved generalized cross‐validation Magnetic resonance imaging Medical imaging new diffusivity function Noise reduction Partial differential equations Poisson noise quaternion wavelet transform Quaternions Wavelet transforms
ISSN:	0899-9457, 1098-1098
Online Access:	Get full text
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