Adaptive Residual Channel Attention Network for Single Image Super-Resolution

Table 1

Upscale block configurations for different scaling factors.

Scale	Layers	Input channels	Output channels	Kernel size
×2	Conv	64	64 × 2 × 2	3 × 3
	PS	64 × 2 × 2	64	—
×3	Conv	64	64 × 3 × 3	3 × 3
	PS	64 × 3 × 3	64	—
×4	Conv	64	64 × 4 × 4	3 × 3
	PS	64 × 4 × 4	64	—
×8	Conv	64	64 × 8 × 8	3 × 3
	PS	64 × 8 × 8	64	—