1. Ratio
2. NDVI--Normalized Difference Vegetation Index
3. RVI--Ratio Vegetation Index
4. NRVI--Normalized Ratio Vegetation Index
5. TVI --Transformed Vegetation Index
6. CTVI --Corrected Transformed Vegetation Index
7. TTVI--Thiam's Transformed Vegetation Index
8. PVI--Perpendicular Vegetation Index
9. PVI1--Perpendicular Vegetation Index 1
10. PVI2--Perpendicular Vegetation Index 2
11. PVI3--Perpendicular Vegetation Index 3
12. DVI--Difference Vegetation Index
13. AVI--Ashburn Vegetation Index
14. SAVI--Soil-Adjusted Vegetation Index
15. TSAVI1--Transformed Soil-Adjusted Vegetation Index 1
16. TSAVI2--Transformed Soil-Adjusted Vegetation Index 2
17. MSAVI1--Modified Soil-Adjusted Vegetation Index 1
18. MSAVI2--Modified Soil-Adjusted Vegetation Index 2
19. WDVI--Weighted Difference Vegetation Index