Methods | Full testing data | Partial data | ||
---|---|---|---|---|
 | Precision (%) | Recall (%) | Precision (%) | Recall (%) |
Gabor + SVM [5] | 75.24 | 7.21 | 70.12 | 6.11 |
Wavelet + SVM [6] | 76.48 | 6.89 | 73.37 | 5.93 |
Wavelet + Gabor + SVM [7] | 78.19 | 6.37 | 77.65 | 5.31 |
Combined features + SVM [8] | 80.21 | 6.01 | 80.33 | 5.75 |
Human’s visual system | 75.21 | 10.01 | 82.54 | 5.18 |
Our method | 99.96 | 2.31 | 95.54 | 3.12 |