Table 2.

Different parameters subsets that are experimented.

Subset of parameters	Number of filters	Filter size	Block size
1	5	5 $\times$ 5	50 $\times$ 50
2	5	7 $\times$ 7	200 $\times$ 200
3	8	9 $\times$ 9	25 $\times$ 25
4	9	9 $\times$ 9	100 $\times$ 100
5	9	9 $\times$ 9	50 $\times$ 50
6	7	7 $\times$ 7	100 $\times$ 100