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

Table 4

Comparison between measured and estimated stem perimeter (mm).

Measured	Estimated	Error	Relative error
1032	1033.056	1.056	0.102
1019	1009.845	-9.155	0.898
1036	1012.720	-23.280	2.247
1074	1051.417	-22.583	2.102
1028	1025.727	-2.273	0.221
930	949.058	19.058	2.049
999	1002.162	3.162	0.317
1012	1000.284	-11.716	1.158
892	898.419	6.419	0.720
1032	1033.056	1.056	0.102

Average relative error () =1.174%.