Research Article
Performance Improvement of Multibiometric Authentication System Using Score Level Fusion with Ant Colony Optimization
Table 1
Comparison of various Score normalization algorithm.
| Sl. No | Fusion rule | Distribution retainment | Outlier sensitiveness | Common range mapping |
| 1 | Min fusion | Yes | Yes | Yes | 2 | Max fusion | Yes | Yes | Yes | 3 | Mean fusion | No | Yes | No | 4 | Median fusion | No | No | No | 5 | Sum fusion | Yes | Yes | Yes | 6 | Tanh fusion | No | No | No | 7 | Product fusion | No | No | Yes |
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