Estimating the Aboveground Biomass of an Evergreen Broadleaf Forest in Xuan Lien Nature Reserve, Thanh Hoa, Vietnam, Using SPOT-6 Data and the Random Forest Algorithm

Table 2

Different RF models and their settings.

Model	Variable combination	Number of variables	ntree	mtry
RF1	Spectral, topography, vegetation indices, and texture	52	300	26
RF2	Spectral, vegetation indices, and texture	49	300	6
RF3	Spectral, topography, and vegetation indices	16	300	12
RF4	Spectral and vegetation indices	13	300	9
RF5	Spectral and topography	7	300	3
RF6	Spectral and texture	40	300	29
RF7	Spectral	4	300	3
RF8	Vegetation indices	9	300	7
RF9	Topography	3	300	2
RF10	Texture	36	300	12