AMMI Automatic Mangrove Map and Index: Novelty for Efficiently Monitoring Mangrove Changes with the Case Study in Musi Delta, South Sumatra, Indonesia

Table 3

Summaries of the existing vegetation indices (Vis) and the formulas.

VI’s	Formula based on chlorophyll content	Reference
RVI	(ρRed/ρNIR)	[45]
NDVI	(ρN–R − ρRed)/(ρNIR + ρRed)	[46]
PVI	2.5 ∗ (ρN–R − ρRed)	[48]
SAVI	1.5 ∗ (ρN–R − ρRed)/(ρNIR + ρRed + 0.5)	[49]
ARVI	(ρN–R − (2 ∗ ρRed) + ρBlue)/(ρNIR + (2 ∗ ρRed) + ρBlue)	[50]
VI’s	Formula based on water content	Reference
II	(ρN–R − ρSWIR1)/(ρNIR + ρSWIR1)	[52]
NDWI	(ρN–R − ρSWIR1)/(ρNIR + ρSWIR1)	[47]
NDMI	(ρN–R − ρSWIR1)/(ρNIR + ρSWIR1)	[53]
MDI1/MDI2	(ρN–R − ρSWIR1)/(ρSWIR1) and (ρN–R − ρSWIR2)/(ρSWIR2)	[34]