Table 4 Red edge index features.

From: Object-oriented multi-scale segmentation and multi-feature fusion-based method for identifying typical fruit trees in arid regions using Sentinel-1/2 satellite images

Full name

Index

Index formula

References

Normalized difference vegetation index red-edge 1 narrow

NDVIre1n

\((B8a-B5)/(B8a+B5)\)

46

Normalized difference vegetation index red-edge 2 narrow

NDVIre2n

\((B8a-B6)/(B8a+B6)\)

47

Normalized difference vegetation index red-edge 3 narrow

NDVIre3n

\((B8a-B7)/(B8a+B7)\)

47

Normalized difference red-edge 1

NDre1

\((B6-B5)/(B6+B5)\)

46

Normalized difference red-edge 2

NDre2

\((B7-B5)/(B7+B5)\)

48

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