K-Means Based Blind Noise Variance Estimation.

Esteban Selva Apostolos A. Kountouris Yves Louët

Published in: VTC Spring (2021)

Keyphrases

noise variance
k means
generalized cross validation
noisy images
regularization parameter
correlation coefficient
image noise
wiener filter
clustering algorithm
noise level
denoising algorithm
image processing
denoising
image restoration
cross validation
image quality