Research Article

Research of Low-Rank Representation and Discriminant Correlation Analysis for Alzheimer’s Disease Diagnosis

Table 4

Classification results achieved by 6 different methods for the classification task MCI/NC.

ACCSENSPEBACPPVNPV

KNN66.53 ± 4.198.28 ± 5.1997.58 ± 2.6353.49 ± 2.2465.69 ± 4.7882.72 ± 19.24
EM63.71 ± 8.3425.60 ± 9.2786.46 ± 5.4056.03 ± 4.3952.93 ± 12.3566.05 ± 10.13
SVD64.34 ± 5.6726.01 ± 8.9085.19 ± 8.4755.59 ± 7.2849.74 ± 20.7268.31 ± 5.21
CCA68.78 ± 4.9425.63 ± 8.1291.66 ± 7.6858.65 ± 4.1769.95 ± 4.5968.52 ± 23.53
LMP69.90 ± 5.6355.98 ± 11.7977.11 ± 7.7066.54 ± 6.6673.99 ± 8.1559.04 ± 16.56
LDF73.49 ± 5.3648.64 ± 10.3086.28 ± 6.5067.76 ± 5.3867.59 ± 13.2076.80 ± 7.07