Table 9.

Classification confusion matrix for the 2-, 5-, and 8-feature models.

Number of features and class type			Multinomial model—predicted class			Random forest model—predicted class
			No	Yes	No		Yes
2 features
	Actual class
		No	15	8	5		1
		Yes	5	37	3		11
5 features
	Actual class
		No	16	7	5		1
		Yes	4	38	3		11
8 features
	Actual class
		No	17	6	5		0
		Yes	4	38	3		12