Table 2. Performance Measurement Parameters (i.e., True Positive Rate (TPR), True Negative Rate (TNR), F1-Score, and Overall Accuracy) of the LDA and SVM Models Used by E-Nose to Classify the VOC Samples.

parameter	method	benzene	butanol	ethanol	methanol	propanol	toluene	xylene
TPR	LDA	0.93	1.00	1.00	1.00	1.00	0.97	1.00
	SVM	1.00	1.00	1.00	1.00	1.00	0.97	1.00
TNR	LDA	0.99	1.00	1.00	1.00	1.00	0.99	1.00
	SVM	0.99	1.00	1.00	1.00	1.00	1.00	1.00
F1-score	LDA	0.95	1.00	1.00	1.00	1.00	0.95	1.00
	SVM	0.98	1.00	1.00	1.00	1.00	0.98	1.00
overall accuracy	LDA	0.98
	SVM	0.99