Rapid and Nondestructive Determination of Egg Freshness Category and Marked Date of Lay using Spectral Fingerprint

Table 2

The overall performance of multivariate classification methods.

Model		Number of principal components	Correct classification rate (%)
			Calibration set (472)	Prediction set (158)
Ambient storage
LDA	Raw	9	68.11	65.73
	MSC	5	96.82	95.54
Cold storage
LDA	Raw	9	70.19	71.02
	MSC	5	100.00	100.00