Research Article
Classification of Error-Diffused Halftone Images Based on Spectral Regression Kernel Discriminant Analysis
Table 6
Classification accuracy rates under different variances (%).
| Variance | 14000 | 15000 | 16000 | 17000 | 18000 | 19000 | 20000 | 21000 | 22000 |
| 0.01 | 95.570 | 95.422 | 95.425 | 95.529 | 95.217 | 98.440 | 98.200 | 98.033 | 97.950 | 0.10 | 95.370 | 95.233 | 95.188 | 95.157 | 94.867 | 98.200 | 98.000 | 97.767 | 98.000 | 0.50 | 94.580 | 94.522 | 94.600 | 94.671 | 94.567 | 98.320 | 98.225 | 98.033 | 98.550 | 1.00 | 93.060 | 93.067 | 93.013 | 93.343 | 93.200 | 96.980 | 97.175 | 96.800 | 97.350 |
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