Research Article
Impact of Occlusion Masks on Gender Classification from Iris Texture
Table 3
Results using the GFI dataset, showing the effect of using paired and corrected masks.
| Test type | Paired masks | Resolution | Corrected masks | Accuracy (%) |
| VGG-full | No | 240 × 20 | No | 62.13 ± 2.37 | Yes | 61.69 ± 2.72 | 240 × 40 | No | 63.34 ± 2.64 | Yes | 61.89 ± 2.95 | Yes | 240 × 20 | No | 58.36 ± 2.84 | Yes | 56.39 ± 3.36 | 240 × 40 | No | 59.11 ± 3.10 | Yes | 55.99 ± 2.82 |
| VGG + LSVM | No | 240 × 20 | No | 63.97 ± 1.64 | Yes | 62.79 ± 1.67 | 240 × 40 | No | 65.43 ± 1.93 | Yes | 62.01 ± 2.12 | Yes | 240 × 20 | No | 58.72 ± 2.02 | Yes | 56.42 ± 1.77 | 240 × 40 | No | 60.62 ± 2.13 | Yes | 56.96 ± 1.69 |
| VGG + SVM-RBF | No | 240 × 20 | No | 63.94 ± 2.27 | Yes | 63.24 ± 2.18 | 240 × 40 | No | 64.09 ± 2.50 | Yes | 62.74 ± 1.87 | Yes | 240 × 20 | No | 58.02 ± 2.21 | Yes | 56.14 ± 1.79 | 240 × 40 | No | 60.46 ± 2.01 | Yes | 55.83 ± 1.85 |
| VGG + KNN | No | 240 × 20 | No | 57.17 ± 1.55 | Yes | 56.85 ± 1.55 | 240 × 40 | No | 57.63 ± 1.85 | Yes | 55.79 ± 1.62 | Yes | 240 × 20 | No | 52.81 ± 1.85 | Yes | 51.98 ± 1.62 | 240 × 40 | No | 54.15 ± 1.71 | Yes | 51.93 ± 1.89 |
| VGG + RF | No | 240 × 20 | No | 60.64 ± 2.31 | Yes | 61.29 ± 1.93 | 240 × 40 | No | 61.28 ± 2.10 | Yes | 60.46 ± 2.31 | Yes | 240 × 20 | No | 55.90 ± 2.08 | Yes | 54.37 ± 1.77 | 240 × 40 | No | 56.55 ± 1.73 | Yes | 54.44 ± 1.94 |
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Highest and lowest accuracies for each test are shown in bold letters.
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