The Effects of Spectral Pretreatments on Chemometric Analyses of Soil Profiles Using Laboratory Imaging Spectroscopy

Table 1

Basic statistics for elemental concentrations of Al, Fe, Mn, C and N in ROI samples of Podzol and Luvisol.

			Podzol					Luvisol
	Al	Fe	Mn	C	N	Al	Fe	Mn	C	N
	[mg g^−1]
Mean	4.31	13.47	0.0139	3.05	0.076	1.736	10.844	0.873	10.33	0.599
Min	0.39	2.71	0.0043	0.46	0.010	0.997	5.796	0.241	1.797	0.180
Max	10.72	35.79	0.0252	12.53	0.260	2.451	16.397	1.885	184.7	8.505
Skew	0.457	0.628	0.238	1.67	1.41	−0.028	−0.142	0.332	2.16	6.24
Stddev	3.42	10.29	0.0059	2.46	0.066	0.382	2.664	0.470	24.23	1.088
𝑁	35	35	33	35	16	32	32	32	66	66