Modelling Soil Water Retention Using Support Vector Machines with Genetic Algorithm Optimisation

Table 1

Basic statistics of the soil dataset.

Variable name	Mean	Standard deviation	Minimum	Maximum
Sand percentage	63.7	25.5	3.0	100.0
Silt percentage	25.9	18.8	0.0	81.0
Clay percentage	10.4	12.6	0.0	73.0
Bulk density (g/cm^3)	1.65	0.19	0.98	2.17
Total porosity	0.41	0.0651	0.223	0.636