Topographic Wetness Index, also known as the compound topographic index, is used to quantify topographic controls on hydrological processes. Topographic Wetness Index (TWI) can also be used to characterize biological processes including forest site quality, vegetation patterns, and annual net primary production.
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▶ in this video the way of Applying TWI index in ArcGIS has been shown, Hope you find it helpful.
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Негізгі бет Topographic Wetness Index (TWI) From DEM in ArcGIS
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