Research Article
Research of Low-Rank Representation and Discriminant Correlation Analysis for Alzheimer’s Disease Diagnosis
Table 3
Classification results achieved by 6 different methods for the classification task AD/NC.
| | ACC | SEN | SPE | BAC | PPV | NPV |
| KNN | 87.83 ± 3.71 | 91.47 ± 5.13 | 85.60 ± 7.38 | 88.54 ± 2.79 | 89.95 ± 5.94 | 88.60 ± 4.73 | EM | 88.09 ± 4.36 | 83.96 ± 8.05 | 91.32 ± 4.11 | 87.64 ± 4.33 | 88.35 ± 5.42 | 88.16 ± 7.05 | SVD | 87.07 ± 5.52 | 88.31 ± 6.19 | 94.73 ± 4.63 | 83.18 ± 10.70 | 91.31 ± 8.18 | 86.08 ± 7.09 | CCA | 84.71 ± 3.93 | 89.04 ± 7.16 | 79.85 ± 5.28 | 84.44 ± 4.17 | 83.96 ± 3.10 | 86.06 ± 9.48 | LMP | 86.31 ± 5.62 | 82.74 ± 8.32 | 93.19 ± 3.28 | 87.97 ± 4.65 | 91.26 ± 4.00 | 86.36 ± 6.99 | LDF | 90.52 ± 3.69 | 94.79 ± 3.98 | 85.92 ± 7.67 | 91.35 ± 4.15 | 88.72 ± 7.52 | 93.17 ± 4.99 |
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