Foreground Information-Aware Image Superresolution Reconstruction for Image Processing IoT Systems in Smart City

Table 4

Objective indicator comparison from Figure 7.

Method	Figure 7(a)	Figure 7(b)	Figure 7(c)	Figure 7(d)
	PSNR/SSIM	PSNR/SSIM	PSNR/SSIM	PSNR/SSIM
SRCNN	29.04/0.815	29.28/0.786	26.72/0.748	26.95/0.782
SRGAN	30.11/0.862	28.06/0.775	27.02/0.743	27.29/0.779
ESRGAN	33.87/0.911	29.34/0.825	28.03/0.796	27.93/0.813
RFB-ESRGAN	33.91/0.912	31.02/0.843	28.13/0.797	28.07/0.823
PAMNet (ours)	33.89/0.916	32.65/0.851	28.41/0.804	28.24/0.830