Table 3.
Average area comparison of horizontal and oriented bounding box for wheat heads in RGWHD: Quantitative comparison of the difference in the area of wheat ears between oriented and horizontal frames under the same conditions.
| Category | Average area(HBB) | Average area(OBB) | Area reduction (HBB—OBB)/HBB |
|---|---|---|---|
| arvalis_1 | 4442.3 | 1961.4 | 55.85% |
| arvalis_2 | 5918.8 | 2212.1 | 62.63% |
| arvalis_3 | 9851.0 | 5568.7 | 43.47% |
| ethz_1 | 3334.5 | 2315.0 | 30.57% |
| inrae_1 | 14,867.3 | 6164.4 | 58.54% |
| rres_1 | 6140.4 | 3816.4 | 37.85% |
| usask_1 | 12,790.2 | 5412.4 | 57.68% |