Datasets | Binarization Methods | Accuracy rate (%) | Time (sec) |
DIBCO 2010 | Otsu | 99.41 | 1.87 |
Local adaptive | 99.33 | 1.11 | |
Sauvola | 92.84 | 0.68 | |
Nick | 97.51 | 0.65 | |
Proposed method | 99.55 | 2.70 | |
H-DIBCO 2011 | Otsu | 91.96 | 1.12 |
Local adaptive | 82.40 | 0.95 | |
Sauvola | 74.15 | 1.06 | |
Nick | 78.84 | 1.28 | |
Proposed method | 92.22 | 1.78 |