Table 2.
Results about age detection with different kernel functions for NC-AD
| Experiment methods | Polynomial kernel | Gaussian kernel | Linear kernel | 
|---|---|---|---|
| Mean | Mean | Mean | |
| Without age detection | (0, 0) | (0, 0) | (0, 0) | 
| Path_brainAge_estima (w, q) | (−2.5, 4.1) | (−5.3, 3) | (−5.1, 7) | 
| Significant difference (P value) | (0.255, 0.0285) | (0.0262, 0.0714) | (0.0211, 0.0005) |