Temporal Dynamics and Electronic Nose Detection of Stink Bug-Induced Volatile Emissions from Cotton Bolls

Table 2

Cross-validation, training accuracy, and interclass Mahalanobis distance of training sets based on E-nose sensor response to headspace VOC emissions from 8 unexposed (control) bolls and 8 bolls exposed to Nezara viridula.

	Time		Identified as		Training accuracy	Interclass M-distance
			N. viridula	Control
Trained as	24 hours	N. viridula	7	1	81.25%	2.339
		Control	2	6
			N. viridula	Control
	48 hours	N. viridula	8	0	100%	5.117
		Control	0	8
			N. viridula	Control
	72 hours	N. viridula	8	0	100%	5.125
		Control	0	8
			N. viridula	Control
	96 hours	N. viridula	8	0	100%	5.837
		Control	0	8