Table 3.
Classification results for MCI-c vs. MCI-nc with different kinds of feature representations.
| Feature representation | OFMROI | OFMnetwork | CFM ROI | CFM network | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Parameters setting | E1 = 2 | E1 = 3 | E1 = 4 | E1 = 2 | E1 = 3 | E1 = 4 | ||||||||||||||
| E2 = 1 | E2 = 2 | E2 = 3 | E2 = 4 | E2 = 5 | E2 = 1 | E2 = 2 | E2 = 3 | E2 = 4 | E2 = 5 | E2 = 1 | E2 = 2 | E2 = 3 | E2 = 4 | E2 = 5 | ||||||
| ACC (%) | 64.15 | 68.62 | 75.10 | 73.81 | 71.31 | 70.24 | 72.38 | 78.92 | 76.07 | 73.25 | 80.75 | 87.72 | 82.31 | 74.59 | 71.76 | 71.22 | 78.63 | 79.41 | 75.71 | 70.65 |
| SEN (%) | 62.30 | 66.44 | 72.23 | 70.54 | 67.90 | 66.21 | 69.70 | 75.92 | 73.82 | 70.61 | 78.42 | 84.16 | 78.73 | 72.16 | 69.02 | 68.78 | 76.23 | 77.20 | 71.02 | 68.99 |
| SPE (%) | 66.74 | 71.46 | 79.42 | 76.42 | 73.54 | 72.44 | 76.07 | 81.13 | 79.16 | 77.25 | 84.57 | 91.64 | 84.79 | 79.85 | 75.59 | 75.28 | 81.78 | 82.18 | 78.29 | 73.06 |
OFMROI, the original ROI-level feature representation; OFMnetwork, the original network-level feature representation; CFMROI, the coupled ROI-level feature representation; CFMnetwork, the two-level feature representation; Acc, accuracy; Sen, sensitivity; Spe, specificity. The values with the highest accuracy are highlighted in boldface. The shadow of gray color is used to visually differentiate columns of the table.