[Retracted] Weather Radar Image Superresolution Using a Nonlocal Residual Network

Table 2

Quantitative results of the compared methods on different weather conditions.

Method	Scale	Large weather system		Small weather system		Cloudless
		PSNR	SSIM	PSNR	SSIM	PSNR	SSIM
Bicubic	×2	26.18	0.7933	26.56	0.8012	27.89	0.8458
IBP	×2	26.67	0.7935	27.13	0.8079	28.45	0.8562
NCSR	×2	27.28	0.8233	27.65	0.8263	28.98	0.8749
VDSR	×2	28.05	0.8496	28.11	0.8492	29.31	0.8961
EDSR	×2	28.26	0.8531	28.48	0.8569	29.42	0.9013
NLRN	×2	28.41	0.8546	28.57	0.8612	29.53	0.9042
Bicubic	×4	23.21	0.6739	23.66	0.6743	25.12	0.7268
IBP	×4	23.77	0.6784	24.13	0.6803	25.43	0.7327
NCSR	×4	24.69	0.6898	24.51	0.7078	25.81	0.7513
VDSR	×4	24.83	0.7325	24.92	0.7405	26.22	0.7857
EDSR	×4	24.98	0.7382	25.08	0.7487	26.41	0.7893
NLRN	×4	25.11	0.7421	25.19	0.7498	26.48	0.8013

The best results are in bold.