Visible/Near-Infrared Spectroscopy Devices and Wet-Chem Analyses for Grapes (Vitis vinifera L.) Quality Assessment: An Environmental Performance Comparison

Table 10

Mean, root mean square error of cross validation, performance, and correction factor of the three methods under study.

Method	TSS			TA			pH			Pull of three analyses	CF
	m	RMSEcv	P(%)	m	RMSEcv	P(%)	m	RMSE cv	P(%)	Ap (%)
Benchtop	21.45	0.7	97	10.22	1.09	89	3.215	0.08	98	95	1.06
Prototype	22.9	1.31	94	6.9	0.83	88	3.33	0.09	97	93	1.07

Ap, average performance; CF, correction factor; M, mean; p, performance; RMSEcv, root mean square error of cross validation.