Research on Crop 3D Model Reconstruction Based on RGB-D Binocular Vision

Table 3

Phenotype measurements and errors calculation of maize seedling.

Measurement object	Step angle (°)	Manual measurement (cm)	System measurement (cm)	Relative error (%)
Overall height	60	20.20	20.65	2.22
	45		19.78	2.07
	30		20.60	1.98
Stem diameter angle 1	60	0.6	0.53	11.67
	45		0.7	16.67
	30		0.65	8.33
Stem diameter angle 2	60	0.6	0.53	11.67
	45		0.52	13.30
	30		1.00	66.67