Research Article
Support Vector Machines for Unbalanced Multicategory Classification
Table 2
The within group error rates of the weighted SCAD SVMs in the unbalanced case with proportion 1 : 4 : 4.
| | CLSC | MWGE |
| Equal weights | 1.000 0.107 0.105 | 1.000 0.106 0.105 | (0.000 0.019 0.031) | (0.000 0.018 0.031) | Proportional weights | 0.165 0.149 0.236 | 0.106 0.212 0.304 | (0.092 0.042 0.162) | (0.080 0.094 0.159) | Adaptive weights | 0.098 0.229 0.421 | 0.068 0.302 0.458 | (0.028 0.180 0.314) | (0.015 0.168 0.271) |
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