topic_algebra(1grass)

Topic: algebra
r.mapcalc |  | Raster map calculator.
r.mapcalc.simple |  | Calculates a new raster map from a simple r.mapcalc expression.
r.mfilter |  | Performs raster map matrix filter.
r.neighbors |  | Makes each cell category value a function of the category values assigned to the cells around it, and stores new cell values in an output raster map layer.
r.quantile |  | Compute quantiles using two passes.
r.texture |  | Generate images with textural features from a raster map.
r3.mapcalc |  | Raster map calculator.
r3.neighbors |  | Makes each voxel value a function of the values assigned to the voxels around it, and stores new voxel values in an output 3D raster map
t.rast.algebra |  | Apply temporal and spatial operations on space time raster datasets using temporal raster algebra.
t.rast.mapcalc |  | Performs spatio-temporal mapcalc expressions on temporally sampled maps of space time raster datasets.
t.rast3d.algebra |  | Apply temporal and spatial operations on space time 3D raster datasets using temporal 3D raster algebra.
t.rast3d.mapcalc |  | Performs r3.mapcalc expressions on maps of sampled space time 3D raster datasets.
t.vect.algebra |  | Apply temporal and spatial operations on space time vector datasets using temporal vector algebra.
v.neighbors |  | Neighborhood analysis tool for vector point maps.

See also the corresponding keyword algebra for additional references.

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