Wheat Grain Yield Estimation Based on Image Morphological Properties and Wheat Biomass

Table 3

Comparison between measured and estimated stem length (mm).

Measured	Estimated	Error	Relative error
513	516.822	3.822	0.745
501	509.728	8.728	1.742
503	513.955	10.954	2.178
523	529.044	6.044	1.156
509	515.488	6.488	1.275
470	478.556	8.556	1.820
498	497.205	-0.795	0.160
497	513.102	16.102	3.240
445	447.208	2.208	0.496
474	486.027	12.026	2.537

Average relative error () =1.554%.