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Table 3 Objective evaluation of available techniques

From: Non-photorealistic neural sketching

Statistics Proposed approach DoG FDoG
PSNR FoM SSIM PSNR FoM SSIM PSNR FoM SSIM
\(\bar{X}\) 8.05989 0.51997 0.17630 7.23072 0.42980 0.10765 8.72429 0.51053 0.17226
s 1.38082 0.07332 0.03649 1.14493 0.10110 0.03947 1.26687 0.11386 0.03461