Cascading and Residual Connected Network for Single Image Superresolution

Table 5

Effect of the variant loss functions on the Set14 and Urban100 benchmark datasets, with a scale factor of ×2 and ×4, respectively.

Scale	Loss function	Set14	Urban100
2		33.38; 33.97	31.62; 31.90
4		31.95; 28.97	25.76; 26.65