Table 1 Parameter values for the grid search
From: A hybrid method for accurate iris segmentation on at-a-distance visible-wavelength images
Parameter | Minimum | Maximum | Step | Best value |
|---|---|---|---|---|
r min | 15 | 30 | 5 | 25 |
r max | 35 | 50 | 5 | 40 |
th bin | 0.9 | 1.3 | 0.1 | 1.1 |
th sr | 0.85 | 1.05 | 0.1 | 0.95 |
σ | 3.5 | 21.5 | 6 | 9.5 |