Search Results for author: Mykola Ponomarenko

Found 4 papers, 0 papers with code

Learning-based Noise Component Map Estimation for Image Denoising

no code implementations24 Sep 2021 Sheyda Ghanbaralizadeh Bahnemiri, Mykola Ponomarenko, Karen Egiazarian

Comparison with the ideal case, when denoising is applied using ground-truth sigma-map, shows that a difference of corresponding PSNR values for most of noise levels is within 0. 1-0. 2 dB and does not exceeds 0. 6 dB.

Image Denoising

Blind estimation of white Gaussian noise variance in highly textured images

no code implementations29 Nov 2017 Mykola Ponomarenko, Nikolay Gapon, Viacheslav Voronin, Karen Egiazarian

In the paper, a new method of blind estimation of noise variance in a single highly textured image is proposed.

Statistical evaluation of visual quality metrics for image denoising

no code implementations2 Nov 2017 Karen Egiazarian, Mykola Ponomarenko, Vladimir Lukin, Oleg Ieremeiem

After carrying out a perceptual quality assessment of distorted images, the mean opinion scores (MOS) are obtained and compared with the values of known full reference quality metrics.

Image Denoising

Complex-valued image denosing based on group-wise complex-domain sparsity

no code implementations1 Nov 2017 Vladimir Katkovnik, Mykola Ponomarenko, Karen Egiazarian

Phase imaging and wavefront reconstruction from noisy observations of complex exponent is a topic of this paper.

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