Table 3.

Determination of MLK and LCZ in the calibration and validation set of the suggested methods

		CLS		PCR		PLS		GA-PLS
		MLK	LCZ	MLK	LCZ	MLK	LCZ	MLK	LCZ
Calibration set	Mean	99.27	99.76	100.07	99.43	99.84	99.63	99.76	100.04
	SD	1.6282	1.506	1.606	1.595	1.3436	1.5149	1.0846	1.4768
	%RSD	1.6402	1.5096	1.6049	1.6041	1.3458	1.5205	1.0872	1.4762
	RMSEC(a)	0.1249	0.2592	0.2191	0.2023	0.2705	0.2904	0.0943	0.1926
Validation set	Mean	99.60	99.61	100.15	99.56	99.70	99.53	99.72	99.79
	SD	1.1662	0.9201	1.2701	0.6832	1.3381	0.9161	1.0342	0.5252
	%RSD	1.1709	0.9237	1.2682	0.6862	1.3421	0.9204	1.0371	0.5263
	RMSEP(b)	0.2904	0.2583	0.2843	0.2342	0.2742	0.3442	0.1872	0.1779

^aRoot Mean Square Error of calibration

^bRoot Mean Square Error of predication