BI - Bare Soil Index
Bands: S1, R, N, B
Analysis formula:
((S1 + R) - (N + B))/((S1 + R) + (N + B))
Works with these satelite data sources:
Reference paper: http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.465.8749&rep=rep1&type=pdf
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BITM - Landsat TM-based Brightness Index
Bands: B, G, R
Analysis formula:
(((B**2.0)+(G**2.0)+(R**2.0))/3.0)**0.5
Works with these satelite data sources:
Reference paper: https://doi.org/10.1016/S0034-4257(98)00030-3
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BIXS - SPOT HRV XS-based Brightness Index
Bands: G, R
Analysis formula:
(((G**2.0)+(R**2.0))/2.0)**0.5
Works with these satelite data sources:
Reference paper: https://doi.org/10.1016/S0034-4257(98)00030-3
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BaI - Bareness Index
Bands: R, S1, N
Analysis formula:
R + S1 - N
Works with these satelite data sources:
Reference paper: https://doi.org/10.1109/IGARSS.2005.1525743
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DBSI - Dry Bareness Index
Bands: S1, G, N, R
Analysis formula:
((S1 - G)/(S1 + G)) - ((N - R)/(N + R))
Works with these satelite data sources:
Reference paper: https://doi.org/10.3390/land7030081
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EMBI - Enhanced Modified Bare Soil Index
Bands: S1, S2, N, G
Analysis formula:
((((S1 - S2 - N)/(S1 + S2 + N)) + 0.5) - ((G - S1)/(G + S1)) - 0.5)/((((S1 - S2 - N)/(S1 + S2 + N)) + 0.5) + ((G - S1)/(G + S1)) + 1.5)
Works with these satelite data sources:
Reference paper: https://doi.org/10.1016/j.jag.2022.102703
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MBI - Modified Bare Soil Index
Bands: S1, S2, N
Analysis formula:
((S1 - S2 - N)/(S1 + S2 + N)) + 0.5
Works with these satelite data sources:
Reference paper: https://doi.org/10.3390/land10030231
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NDSoI - Normalized Difference Soil Index
Bands: S2, G
Analysis formula:
(S2 - G)/(S2 + G)
Works with these satelite data sources:
Reference paper: https://doi.org/10.1016/j.jag.2015.02.010
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NSDS - Normalized Shortwave Infrared Difference Soil-Moisture
Bands: S1, S2
Analysis formula:
(S1 - S2)/(S1 + S2)
Works with these satelite data sources:
Reference paper: https://doi.org/10.3390/land10030231
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NSDSI1 - Normalized Shortwave-Infrared Difference Bare Soil Moisture Index 1
Bands: S1, S2
Analysis formula:
(S1-S2)/S1
Works with these satelite data sources:
Reference paper: https://doi.org/10.1016/j.isprsjprs.2019.06.012
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NSDSI2 - Normalized Shortwave-Infrared Difference Bare Soil Moisture Index 2
Bands: S1, S2
Analysis formula:
(S1-S2)/S2
Works with these satelite data sources:
Reference paper: https://doi.org/10.1016/j.isprsjprs.2019.06.012
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NSDSI3 - Normalized Shortwave-Infrared Difference Bare Soil Moisture Index 3
Bands: S1, S2
Analysis formula:
(S1-S2)/(S1+S2)
Works with these satelite data sources:
Reference paper: https://doi.org/10.1016/j.isprsjprs.2019.06.012
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RI4XS - SPOT HRV XS-based Redness Index 4
Bands: R, G
Analysis formula:
(R**2.0)/(G**4.0)
Works with these satelite data sources:
Reference paper: https://doi.org/10.1016/S0034-4257(98)00030-3
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