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Table 7.

Effectiveness of channel sharing for adaptive filters on the first testing set.

Filter size Our network A variant of our network (c)
PSNR 35.06 35.18

Params (a) 6.29 9.07

Time (b) 0.44 0.52

Notes.

(a)

Parameters ( × 106) to be trained.

(b)

The time (seconds) required to reconstruct an image with size of 1792 × 1792.

(c)

The generated spatially variant filter is only different for each channel, while the other parts of the network remain the same.

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