CWICoastal Water Index

Formula ​

(spatial_max(S2) * B) / (spatial_max(B) * S2)

Classification ​

• Application domain: Water
• Sensing modalities: Multispectral

Bands ​

• S2: Short-wave Infrared (SWIR) 2.
• B: Blue.

Polarizations ​

No radar polarizations are used in this index.

Constants ​

No constants are used in this index.

Reductions ​

• space: reduction functions are evaluated across the valid pixels within the area of interest (AOI).

Contributor ​

Index contributed by https://github.com/dghorai on 2026-08-05.