Research Article
Research of Low-Rank Representation and Discriminant Correlation Analysis for Alzheimer’s Disease Diagnosis
Table 5
Classification results achieved by 6 different methods for the classification task AD/MCI.
| | ACC | SEN | SPE | BAC | PPV | NPV |
| KNN | 69.48 ± 5.14 | 97.65 ± 2.56 | 13.87 ± 7.11 | 55.76 ± 3.61 | 69.13 ± 5.09 | 80.00 ± 20.11 | EM | 69.14 ± 3.94 | 12.67 ± 4.55 | 98.51 ± 2.09 | 55.61 ± 3.16 | 80.83 ± 27.79 | 68.40 ± 4.66 | SVD | 68.45 ± 4.81 | 19.18 ± 12.60 | 93.91 ± 5.00 | 56.57 ± 5.70 | 65.39 ± 30.62 | 68.91 ± 4.69 | CCA | 67.55 ± 4.93 | 98.12 ± 2.25 | 3.88 ± 3.70 | 52.43 ± 4.19 | 67.79 ± 5.23 | 59.52 ± 34.50 | LMP | 69.96 ± 6.62 | 93.98 ± 3.69 | 26.36 ± 8.87 | 59.97 ± 5.15 | 70.13 ± 7.23 | 70.17 ± 17.99 | LDF | 72.54 ± 5.78 | 16.46 ± 6.40 | 96.45 ± 2.84 | 56.45 ± 4.13 | 66.17 ± 25.34 | 73.16 ± 6.59 |
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