notesum.ai

Published at November 26

Perceptually Optimized Super Resolution

cs.CV

cs.GR

cs.LG

68T07, 68T45, 68T10

I.4; I.3; I.2

Released Date: November 26, 2024

Authors: Volodymyr Karpenko¹, Taimoor Tariq¹, Jorge Condor¹, Piotr Didyk¹

Aff.: ¹Universita della Svizzera Italiana (USI), Lugano, Switzerland

Arxiv: http://arxiv.org/abs/2411.17513v1

Refer to caption

Method	Scale	Set5			Set14			BSD100			Urban100			DIV2K
Method	Scale	PSNR $\uparrow$	SSIM $\uparrow$	FLOPS $\downarrow$	PSNR $\uparrow$	SSIM $\uparrow$	FLOPS $\downarrow$	PSNR $\uparrow$	SSIM $\uparrow$	FLOPS $\downarrow$	PSNR $\uparrow$	SSIM $\uparrow$	FLOPS $\downarrow$	PSNR $\uparrow$	SSIM $\uparrow$	FLOPS $\downarrow$
Bicubic	$\times 2$	32.32	0.923		28.60	0.859		28.22	0.834		25.48	0.840		31.23	0.898
VDSR	$\times 2$	34.15	0.946	89.60G (100%)	29.98	0.899	173.68G (100%)	29.68	0.885	131.04G (100%)	27.17	0.900	144.99G (100%)	32.65	0.931	2.04T (100%)
VDSR-ours	$\times 2$	32.53	0.936	51.99G (58%)	29.29	0.895	100.18G (57%)	29.40	0.883	61.63G (47%)	26.48	0.889	85.43G (58%)	32.08	0.928	1.06T (51%)
EDSR	$\times 2$	36.42	0.954	1.54T (100%)	32.03	0.905	2.97T (100%)	30.62	0.888	2.25T (100%)	30.42	0.932	2.56T (100%)	34.84	0.939	31.64T (100%)
EDSR-ours	$\times 2$	36.00	0.951	353.09G (22%)	31.58	0.901	691.09G (23%)	30.26	0.882	466.39G (20%)	29.74	0.925	606.62G (23%)	34.25	0.925	7.27T (22%)
Bicubic	$\times 4$	26.98	0.790		24.28	0.676		24.54	0.638		21.89	0.642		26.80	0.756
VDSR	$\times 4$	28.13	0.827	89.60G (100%)	25.01	0.709	173.68G (100%)	25.11	0.670	131.04G (100%)	22.75	0.698	572.38G (100%)	27.52	0.786	2.04T (100%)
VDSR-ours	$\times 4$	27.77	0.823	64.13G (71%)	24.86	0.713	118.64G (68%)	25.08	0.670	69.27G (52%)	22.65	0.699	387.01G (67%)	27.44	0.788	1.29T (63%)
EDSR	$\times 4$	30.60	0.878	579.49G (100%)	26.95	0.753	1.00T (100%)	26.01	0.706	695.39G (100%)	24.82	0.776	3.16T (100%)	29.05	0.822	10.32T (100%)
EDSR-ours	$\times 4$	30.27	0.874	145.34G (25%)	26.69	0.750	236.71G (23%)	25.82	0.701	173.54G (24%)	24.48	0.765	746.13G (23%)	28.75	0.816	2.46T (23%)