Development of Fast Analytical Method for the Detection and Quantification of Honey Adulteration Using Vibrational Spectroscopy and Chemometrics Tools

Table 1

Performance parameters of PLS-R and SVM-R.

Regression	Preprocessing	Calibration		Cross-validation
		R^2(%)	RMSEC	R^2(%)	RMSEP
PLS-R (1)	Without preprocessing	98.25	0.98	93.91	1.91
SVM-R (1)		97.67	1.19	85.26	2.84
PLS-R (2)	Detrend polynomial degree 1	98.17	1.00	94.35	1.79
SVM-R (2)		97.96	1.10	93.50	1.92
PLS-R (3)	Detrend polynomial degree 2	98.30	0.96	94.93	1.68
SVM-R (3)		97.96	1.07	92.34	2.06
PLS-R (4)	Detrend polynomial degree 3	98.86	0.79	95.12	1.71
SVM-R (4)		97.57	1.11	90.43	2.30