Improved allometric equations for tree aboveground biomass estimation in tropical dipterocarp forests of Kalimantan, Indonesia

Forest Ecosystems

Table 3 Model validation using datasets from previous studies

Model ID	Adj.r ²	RMSE (kg)	MRE	MARE	Intercept (SE)	Slope (SE)
D1	0.935	1220	0.025	0.265	−123 (123)	1.201^b (0.030)
DH3	0.971	819	0.069	0.240	−142 (83)	1.133^b (0.019)
DG8	0.941	1157	−0.084	0.202	113 (115)	0.955^b (0.023)
DGH9	0.993	395	0.049	0.142	66 (39)	0.954^b (0.008)
D _Bas	0.915	1392	0.056	0.383	−438^a (144)	2.349^b (0.069)
D _Has	0.932	1253	−0.486	0.507	−202 (127)	2.890^b (0.075)
D _Bro	0.908	1453	0.053	0.289	−437^a (150)	1.669^b (0.051)
D _Bro2	0.935	1221	0.043	0.272	−125 (123)	1.295^b (0.033)
DG _Bas	0.937	1197	−0.042	0.304	−206 (121)	1.946^b (0.048)
DH _Yam	0.988	514	−0.025	0.217	−137 (52)^a	1.243^b (0.013)
DGH _Cha	0.993	395	0.005	0.146	71 (39)	0.889^b (0.007)