Estimation of plant height and yield based on UAV imagery in faba bean (Vicia faba L.)

Table 2 Results of yield estimation in different number of time points

Number of Time Points	SVM			RF			DT
Number of Time Points	R²	RMSE (kg ha⁻¹)	NRMSE (%)	R²	RMSE (kg ha⁻¹)	NRMSE (%)	R²	RMSE (kg ha⁻¹)	NRMSE (%)
1	0.3296	1261.56	28.15	0.3683	1222.19	27.28	0.4018	1144.99	25.55
2	0.3873	1175.28	26.23	0.4453	1092.13	24.37	0.4629	1068.64	23.85
3	0.4785	1100.34	24.56	0.4877	1029.59	22.98	0.4937	1036.40	23.13
4	0.5236	1052.76	23.49	0.4951	1003.83	22.40	0.5004	1026.93	22.92
5	0.5512	994.17	22.71	0.4989	990.55	22.11	0.4975	1027.21	22.92
6	0.5744	958.9	21.40	0.4955	984.11	21.96	0.4912	1031.83	23.03
7	0.5776	981.26	21.90	0.4710	1008.70	22.51	0.4815	1038.23	23.17

ISSN: 1746-4811