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. 2015 Jul 1;138(1):1–10. doi: 10.1121/1.4922174

TABLE IV.

R² and stress values for the multidimensional scaling analyses.

	Normalization method
	Positive peaks		Negative peaks
	R²	Stress	R²	Stress
Mean	0.77	0.22	0.83	0.2
SD	0.1	0.05	0.1	0.06
Range	0.5–0.94	0.12–0.33	0.5–0.96	0.1–0.33