From: Robust image hashing through DWT-SVD and spectral residual method
Keys | Positioning of the first intermediate hash | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
K 1 = 4 | 18 | 27 | 1 | 19 | 10 | 31 | 26 | 20 | 8 | 24 | 22 |
4 | 3 | 21 | 7 | 9 | 25 | 13 | 32 | 15 | 23 | ||
16 | 5 | 29 | 11 | 17 | 6 | 2 | 14 | 12 | 30 | ||
28 | |||||||||||
\( {K}_1^{\hbox{'}}=10[[]] \) | 26 | 18 | 6 | 32 | 27 | 1 | 7 | 14 | 30 | 19 | 16 |
28 | 10 | 5 | 29 | 22 | 13 | 17 | 3 | 2 | 21 | ||
15 | 9 | 12 | 20 | 23 | 8 | 31 | 24 | 11 | 25 | ||
4 |