Research Article
Automated Identification of Dementia Using FDG-PET Imaging
Table 5
Accuracy of our algorithms when different kernel functions were used.
| Trials | 1st feature group | 2nd feature group | 3rd feature group | Accuracy |
| 1 | Linear kernel | Polynomial kernel | Gaussian kernel | 94.62% | 2 | Linear kernel | Gaussian kernel | Polynomial kernel | 93.60% | 3 | Polynomial kernel | Linear kernel | Gaussian kernel | 93.05% | 4 | Polynomial kernel | Gaussian kernel | Linear kernel | 90.15% | 5 | Gaussian kernel | Linear kernel | Polynomial kernel | 90.20% | 6 | Gaussian kernel | Polynomial kernel | Linear kernel | 93.16% |
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The bold font refers to the best performance obtained in each test.
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