Table 1 Coefficient distribution after BDCT and difference operation with T = 3 or T = 4
From: Enhanced state selection Markov model for image splicing detection
BDCT |       Horizontal difference (%) |       Vertical difference (%) | ||||
|---|---|---|---|---|---|---|
Threshold | In range T | Out of range T | Ratio of zero | In range T | Out of range T | Ratio of zero |
T = 3 | 57.3 | 42.7 | 30.3 | 57.2 | 42.8 | 30.3 |
T = 4 | 62.2 | 37.8 | 30.3 | 62.4 | 37.6 | 30.3 |