Research Article
[Retracted] An Early Warning Intelligent Algorithm System for Forest Resource Management and Monitoring
Table 4
Confusion matrix of GF-2MSS image classification feature set on January 16, 2021.
| Category | Random forest | Adaptive threshold wavelet denoising + random forest | Cultivated land | Land used for building | Woodland | Unused land | Water body | Cultivated land | Land used for building | Woodland | Unused land | Water body |
| Cultivated land | 321 | 23 | 30 | 44 | 6 | 350 | 9 | 25 | 32 | 5 | Land used for building | 19 | 340 | 9 | 38 | 5 | 20 | 400 | 7 | 30 | 1 | Woodland | 34 | 15 | 400 | 12 | 4 | 6 | 10 | 410 | 8 | 2 | Unused land | 23 | 41 | 6 | 322 | 10 | 25 | 20 | 8 | 350 | 4 | Water body | 3 | 1 | 5 | 6 | 400 | 1 | 2 | 3 | 3 | 420 | | Overall classification accuracy = 84.42% kappa coefficient = 0.81 | Overall classification accuracy = 89.42% kappa coefficient = 0.87 |
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