TABLE 2.

Comparisons of the proposed method with state-of-the-art methods for diagnosis of AD and MCI. N/A: indicates that the methods did not report results for that experiment; CSF: cerebrospinal fluid; Gen: categorical genetic information.

Method	Subjects			Methodology	Modalities	AD vs. NC (%)	MCI vs. NC (%)
	AD	MCI	NC
Liu et al. [45]	198	N/A	229	Voxel GM+SVM Ensemble	MRI	92.0	N/A
Cuingnet et al. [42]	137	N/A	162	Voxel Direct D+SVM	MRI	88.58	N/A
Eskildsen et al. [41]	194	N/A	226	Cortical Thickness+SVM	MRI	84.50	N/A
Duche. et al. [40]	75	N/A	75	Tensor-based Morphometry+SVM	MRI	92.0	N/A
Min et al. [37]	97	N/A	128	Multi-Atlas ROI Features+SVM	MRI	91.6	N/A
Gary et al. [44]	37	75	35	Random Forest	MRI+PET+CSF+Gen	89.0	74.6
Tong et al. [43]	35	75	77	Graph Fusion	MRI+PET+CSF+Gen	91.8	79.5
Liu et al. [39]	85	169	77	Deep Feature Learning	MRI+PET	91.4	82.1
Ours	93	202	101	RFS-LDA	MRI+PET	92.1	81.9