Applied Biological Chemistry

Table 3 Principal component loadings and variance explained by the first four principal components

From: Monitoring of an electrically induced signal in melon in relation to different environmental conditions in a smart farm

	PC 1	PC 2	PC 3	PC 4
PIES	0.321	0.026	0.423	− 0.800
Shoot length	0.518	0.128	0.381	0.728
Number of leaves	0.710	0.288	0.357	0.284
Leaf length	0.895	− 0.273	− 0.040	− 0.191
Leaf width	0.544	− 0.696	0.066	0.176
Diameter	− 0.212	0.683	0.605	− 0.015
Fruit weight	0.929	0.000	0.113	0.104
Fruit circumference	0.864	0.422	− 0.211	− 0.032
Fruit length	0.445	− 0.440	0.610	− 0.266
Fruit width	0.746	0.435	− 0.391	− 0.149
Thickness of pericarp	− 0.416	− 0.150	0.568	0.010
Sugar content	− 0.444	0.780	0.201	0.052
Net formation	0.338	0.829	− 0.103	− 0.184
Eigenvalue	4.866	3.007	1.778	1.460
Variability (%)	37.434	23.127	13.679	11.234
Cumulative %	37.434	60.561	74.240	85.475

The bold value indicates a loading >0.5

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