Table 1.
Land cover classification accuracy assessment for 1988.
| Classified | Reference | Sum | UA (%) | ||||||
|---|---|---|---|---|---|---|---|---|---|
|
| |||||||||
| Built-up | Water | Forest | Dike-pond | Farmland | Shrub | Bare land | |||
| Built up | 12 | 0 | 0 | 0 | 0 | 1 | 2 | 15 | 80.0 |
| Water | 0 | 15 | 0 | 1 | 0 | 0 | 0 | 16 | 93.75 |
| Dike-pond | 0 | 2 | 0 | 11 | 0 | 0 | 0 | 13 | 84.62 |
| Forest | 0 | 0 | 18 | 0 | 1 | 1 | 0 | 20 | 90.00 |
| Farmland | 0 | 0 | 2 | 0 | 15 | 0 | 0 | 17 | 88.24 |
| Bare land | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 12 | 100.0 |
| Shrub | 1 | 0 | 1 | 0 | 0 | 14 | 0 | 16 | 87.50 |
| Sum | 13 | 17 | 21 | 12 | 16 | 16 | 14 | ||
| PA (%) | 90.4 | 89.47 | 84.65 | 93.43 | 91.97 | 89.66 | 85.71 | ||
| OA (%) | 87.63 | ||||||||
Note: PA means Producer's accuracy; UA means User's accuracy; OA means overall accuracy.