An Improved Feedback Network Superresolution on Camera Lens Images for Blind Superresolution

Table 2

The performance benchmarks (PSNR/SSIM) on valid City100.

Method		Images					Means
		HR-LRDirect	Smartphone (2.40×)	25.18/0.8263	27.09/0.8338	22.35/0.6533		26.77/0.8450	21.82/0.7064	24.64/0.7730
DSLR (2.90×)	28.77/0.8645		30.20/0.8451	26.52/0.7319	30.66/0.8672	24.60/0.7521	28.15/0.8122
Bicubic	Smartphone (2.40×)	24.85/0.8074	26.88/0.8216	22.02/0.6167	26.38/0.8250	21.45/0.6729	24.31/0.7487
	DSLR (2.90×)	28.04/0.8441	29.63/0.8301	25.90/0.6969	29.99/0.8518	24.02/0.7223	27.51/0.7892
SRCNN	Smartphone (2.40×)	25.78/0.8392	27.80/0.8455	22.94/0.6748	27.79/0.8633	22.49/0.7361	25.36/0.7918
	DSLR (2.90×)	29.75/0.8812	30.87/0.8543	27.27/0.7663	31.35/0.8740	25.71/0.7870	28.98/0.8326