Filter | Filter | B c | N uq | S | Parameter | Unique odd coefficients |
---|---|---|---|---|---|---|
type | size | |||||
Gaussian | 3 × 3 | 8 | 3 | 2 | σ = 0.5 | 3 21 159 |
Gaussian | 5 × 5 | 12 | 4 | 3 | 1 23 343 1,267 | |
Laplacian | 3 × 3 | 8 | 3 | 2 | α = 0.2 | 5 21 107 |
Unsharp | 3 × 3 | 8 | 3 | 2 | α = 0.2 | 3 11 69 |
Unsharp | 3 × 3 | 12 | 3 | 3 | 43 171 1,109 | |
Lowpass | 5 × 5 | 8 | 5 | 2 | 11 33 35 53 103 | |
Lowpass | 9 × 9 | 10 | 13 | 2 | f pass = 0.2, f stop = 0.4 | 1 5 7 25 31 63 65 67 73 97 117 165 303 |
Lowpass | 15 × 15 | 12 | 26 | 3 | 1 5 7 13 17 19 21 27 41 43 45 53 61 79 93 101 | |
103 113 133 137 199 331 333 613 1,097 1,197 | ||||||
Highpass | 5 ×5 | 8 | 5 | 2 | 1 3 5 7 121 | |
Highpass | 9×9 | 10 | 6 | 2 | f stop = 0, f pass = 0.2 | 1 3 5 7 11 125 |
Highpass | 15×15 | 12 | 13 | 2 | 1 3 5 7 9 11 13 15 17 19 21 23 507 |