Table 2.

Parameters and statistical coefficients of the best ML models.

Model	ML1	ML2	ML3	ML4	ML5	ML6	ML7
Free Radical	Mn+	DPPH•	LOO•	ABTS+•	OH•	ROO-RBD50s	OH-RBD50
Threshold	1.752	0.63	0.19	0.097	0.111	164.548	157.662
Algorithm	GB	SVM	SVM	KNN	RF	GB	KNN
N level	3	2	0	0	1	1	3
Scaling	1	0	0	0	0	1	1
PCA	0.9	0.0	0.99	0.6	0.8	0.7	0.8
nMCCPred	0.81	0.90	0.98	0.93	0.95	0.73	0.68
nMCCCV	0.60	0.90	0.91	0.80	0.82	0.68	0.58