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Standard deviations of the spectrum.
| Landuse | Band | |||||
|---|---|---|---|---|---|---|
| Standard deviation | Overall standard deviation |
Threshold (2σ) |
||||
| B1 | B2 | B3 | B4 | |||
| Vegetation | 27.2 | 22.1 | 7.2 | 4.0 | 27.2 | 22.1 |
| Water | 13.5 | 12.8 | 11.5 | 6.6 | 13.5 | 12.8 |
| Forest | 13.4 | 11.2 | 7.4 | 4.2 | 13.4 | 11.2 |
| Bare land | 17.7 | 14.4 | 12.4 | 5.5 | 17.7 | 14.4 |
| Structure | 27.3 | 16.6 | 32.3 | 22.1 | 27.3 | 16.6 |
