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

Table 3

The overall performance of PLS regression model.

Pretreatment	Factors	Calibration		Prediction		Independent
		R	RMSEC (Days)	R	RMSEP (Days)	R	RMSEI (Days)
Ambient storage
Raw	9	0.61	6.37	0.59	6.47	0.61	6.85
MSC	5	0.83	3.41	0.89	3.12	0.87	2. 57
Cold storage
Raw	9	0.54	5.37	0.49	5.78	0.51	6.05
MSC	7	0.86	3.22	0.91	2.481	0.885	2. 66