Multiframe Superresolution of Vehicle License Plates Based on Distribution Estimation Approach

Table 1

Comparisons of PSNR (dB) and SSIM with average blur and white Gaussian noise of .

Image	Standard	Method
		Bicubic	l1-SAR	TV-SAR	Ours
Figure 2(a)	PSNR	16.32	20.23	20.23	20.76
	SSIM	0.8229	0.9484	0.9484	0.9522
Figure 2(b)	PSNR	17.98	22.13	22.13	22.69
	SSIM	0.8266	0.8931	0.8932	0.9022
Figure 2(c)	PSNR	15.49	19.37	19.35	19.85
	SSIM	0.9010	0.9710	0.9709	0.9714
Figure 2(d)	PSNR	15.26	18.38	18.38	18.56
	SSIM	0.7221	0.8956	0.8956	0.8980