Table 2 Separation scores for all three datasets: CASIA, OULU, and CASIA-SURF
From: Image life trails based on contrast reduction models for face counter-spoofing
Parameters | \(\longleftarrow \beta \longrightarrow\) | |||||
|---|---|---|---|---|---|---|
| Â | 0.05 | 0.1 | 0.15 | 0.2 | 0.25 | 0.3 |
\(\alpha _{CASIA} = 2.7\) | 1.75 | 1.79 | 1.97 | 3.43 | 4.80 | 2.43 |
\(\alpha _{OULU} = 3.4\) | 42.26 | 95.27 | 64.80 | 48.44 | 40.70 | 56.74 |
\(\alpha _{CASIA-SURF} = 1.7\) | 4.75 | 3.05 | 6.90 | 1.09 | 1.20 | 1.14 |