Table 8 Accuracy assessment for the land use and land cover classification for 7 classification years for the Bangladesh coast
Class name | Producer's accuracy (%) | User's Accuracy (%) | Overall accuracy | Kappa coefficient | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1962 | 1973 | 1980 | 1990 | 2000 | 2011 | 2021 | 1962 | 1973 | 1980 | 1990 | 2000 | 2011 | 2021 | |||
Waterbodies | 92.4 | 93.5 | 90.9 | 96.4 | 97.0 | 96.2 | 97.9 | 94.4 | 95.2 | 94.6 | 97.1 | 98.0 | 98.0 | 97.9 | 1962: 86.16% | 0.84 |
Mangroves | 83.3 | 90.9 | 90.3 | 94.4 | 98.3 | 97.2 | 97.2 | 78.1 | 81.6 | 86.7 | 90.4 | 92.2 | 94.5 | 97.2 | 1973: 88.5% | 0.86 |
Homestead vegetation | 92.1 | 91.5 | 87.7 | 91.5 | 94.2 | 95.6 | 94.8 | 88.6 | 95.6 | 92.6 | 92.9 | 97.0 | 95.6 | 94.8 | 1980: 86.35% | 0.84 |
Agriculture | 83.3 | 87.2 | 87.0 | 90.9 | 95.3 | 93.4 | 92.5 | 83.3 | 87.2 | 82.5 | 87.0 | 94.6 | 89.2 | 90.0 | 1990: 91.14% | 0.90 |
Mudflats | 88.7 | 88.2 | 84.7 | 85.9 | 95.2 | 90.9 | 100.0 | 94.8 | 96.8 | 94.3 | 98.2 | 98.4 | 98.4 | 100.0 | 2000: 94.76% | 0.94 |
Sand | 78.9 | 83.3 | 83.3 | 83.3 | 89.3 | 75.8 | 89.2 | 78.9 | 83.3 | 80.0 | 80.0 | 83.3 | 83.3 | 92.2 | 2011: 92.84% | 0.92 |
Mudflats with grass | 66.7 | 71.4 | 68.8 | 73.5 | 80.6 | 84.2 | 91.7 | 64.5 | 61.0 | 62.9 | 75.8 | 86.2 | 80.0 | 92.6 | 2021: 93.91% | 0.93 |
Saltpan | 76.9 | 76.9 | 83.3 | 94.1 | 96.5 | 95.6 | 95.6 | 76.9 | 76.9 | 83.3 | 88.9 | 96.5 | 93.5 | 93.5 | ||