Table 2.
Statistical parameters (%) | Sensitivity | Specificity | Accuracy |
---|---|---|---|
VG method | |||
NVG | 95.41 | 75 | 85.88 |
HVG | 81.94 | 54.16 | 68.54 |
MBVG | 9.32 | 76.85 | 84.64 |
LPVG (N = 1) | 96.81 | 81.97 | 89.19 |
LPVG (N = 2) | 98.31 | 84.83 | 91.54 |
PNVG (α = π/4) | 87.3 | 66.52 | 76.71 |
PNVG (α = 3π/8) | 88.11 | 68.18 | 77.41 |
PNVG (α = π/2) | 85.93 | 61.02 | 74.25 |