Evaluation of Brain Tortuosity Measurement for the Automatic Multimodal Classification of Subjects with Alzheimer’s Disease

Table 4

Performance of the RF classifier on the training/validation dataset, for different combinations of biomarkers used as feature vector.

	Biomarker
	V, NV	DC	CT	TR	Biochemical (CSF)	Cognitive (MMSE)	Number of features	Validation accuracy (N = 120) (μ ± σ)
1	✓	✓	✓				24	67.50 ± 0.16%
2	✓	✓	✓	✓			30	76.67 ± 0.33%
3	✓	✓	✓		✓		26	78.33 ± 0.23%
4	✓	✓	✓	✓	✓		32	80.83 ± 0.27%
5	✓	✓	✓		✓	✓	27	88.33 ± 0.11%
6	✓	✓	✓	✓	✓	✓	33	90.00 ± 0.12%