Table 1 Type 1 of the PVD interval classification table
From: Statistical feature-based steganalysis for pixel-value differencing steganography
\(k\) | \(R_{k}\) | \(l_{k}\) | \(u_{k}\) | \(w_{k}\) | \(n\) |
|---|---|---|---|---|---|
1 | [0, 7] | 0 | 7 | 8 | 3 |
2 | [8, 15] | 8 | 15 | 8 | 3 |
3 | [16, 31] | 16 | 31 | 16 | 4 |
4 | [32, 63] | 32 | 63 | 32 | 5 |
5 | [64, 127] | 64 | 127 | 64 | 6 |
6 | [128, 255] | 128 | 255 | 128 | 7 |