First-order texture
From AWF-Wiki
Standard deviation or variance of gray levels in a region in the neighborhood of a pixel are examples of measures of first-order texture.
- In the search engine of the Processing Toolbox, type neighbors and select r.neighbors under Raster of GRASS GIS 7 commands.
- Under the Parameters tab, select a single band file as input layer.
- Select stddev from the drop-down list Neighborhood operation.
- Select an odd integer number as Neighborhood size in pixels.
- Tick Use circular neighborhood.
