| Accuracy measurements |
| Datasets |
| |
|
| Vegetation indices (June 30, 2014) | Multispectral (June 30, 2014) | Vegetation indices (September 17, 2014) | Multispectral (September 17, 2014) |
| User’s accuracy soybean | 93.8% | 93.8% | 96.7% | 93.3% |
| User’s accuracy Palmer amaranth | 92.0% | 92.0% | 80.7% | 80.0% |
| User’s accuracy redroot pigweed | 84.4% | 84.4% | 78.8% | 73.5% |
| User’s accuracy velvetleaf | 93.3% | 93.3% | 93.5% | 90.3% |
| Producer’s accuracy soybean | 100% | 100% | 96.7% | 93.3% |
| Producer’s accuracy Palmer amaranth | 76.7% | 76.7% | 70.0% | 66.6% |
| Producer’s accuracy redroot pigweed | 93.3% | 93.3% | 86.7% | 83.3% |
| Producer’s accuracy velvetleaf | 93.3% | 93.3% | 96.7% | 93.3% |
| Overall accuracy | 90.8% | 90.8% | 87.5% | 84.2% |
| Kappa coefficient | 0.878 | 0.878 | 0.833 | 0.789 |