no code implementations • 24 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.
no code implementations • 29 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.
no code implementations • 2 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.
no code implementations • 1 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.