Table 2. Quantitative evaluation of all methods on different test sets.

				Regression analysis			Bland and Altman
	Method	Mean SI±SD	ICC	Slope	y-intercept	R2	Bias	95% limits
Fulldataset (unsupervisedmethods)	WHASA	0.72±0.16	0.96	0.86	5.9	0.94	−4.4	[−39 30]
	FS	0.40±0.13	0.52	0.29	4.64	0.82	−49	[−144 47]
	Threshold	0.54±0.15	0.53	0.29	12.16	0.80	−41	[−136 54]
Test Set 1	WHASA	0.74±0.15	0.96	0.85	8.3	0.93	−4.5	[−42 33]
	Best kNN	0.71±0.19	0.90	0.79	29	0.83	11	[−44 66]
	Best SVM	0.72±0.16	0.89	0.68	17	0.88	−10	[−65 44]
Test Set 2	WHASA	0.71±0.16	0.96	0.87	5.3	0.93	−3.2	[−36 30]
	Best kNN	0.63±0.22	0.87	0.73	19	0.79	0.3	[−56 57]
	Best SVM	0.67±0.18	0.92	0.78	9.4	0.87	−5.1	[−51 41]
Test Set 3	WHASA	0.71±0.17	0.96	0.86	6.5	0.93	−4.2	[−41 32]
	Best kNN	0.70±0.19	0.91	0.75	22	0.86	3.0	[−49 55]
	Best SVM	0.70±0.19	0.94	0.80	15	0.90	−0.9	[−45 43]