| activeCat | Get or set the column with category labels in a categorical... |
| add | "Stack" a GRaster |
| addCats | Add rows or columns to the "levels" table of a categorical... |
| addTable | Attach or detach GVector's data table |
| aggregate | Aggregate raster cells into larger cells or combine... |
| app | Apply a function to a set of rasters |
| appFunsTable | Functions that can be used in app() |
| Arithmetic | Arithmetic operations on GRasters |
| as.contour | Contour lines from a "GRaster" |
| as.data.frame | Convert GVector to a data frame |
| as.int | Coerce raster to integer, float, or double precision |
| as.lines | Convert a raster to a lines vector |
| as.points | Convert a GRaster, or lines or polygons GVector to a points... |
| as.polygons | Convert a raster to a polygons vector |
| bioclims | BIOCLIM rasters |
| breakPolys | Fix issues with geometries of a vector |
| buffer | Increase/decrease the size of a vector or around non-NA cells... |
| c | "Stack" GRasters |
| catNames | Names of columns of the levels table of a categorical raster |
| cellSize | Area of GRaster cells |
| classify | Classify GRaster cell values |
| clump | Group adjacent cells with similar values |
| clusterPoints | Identify clusters of points |
| colbind | Add columns to the data table of a GVector |
| combineCats | Combine values/categories of multiple GRasters into a single... |
| combineLevels | Combine levels table from multiple categorical GRasters |
| compareGeom | Determine if GRasters and/or GVectors are geographically... |
| Compare-methods | Compare-methods operations on GRasters and GRegions |
| complete.cases | Rows of a GRaster or GVector's table that have no NAs or that... |
| compositeRGB | Combine red, green, and blue color bands to make a composite... |
| connectors | Create lines connecting nearest features of two GVectors |
| convHull | Minimum convex hull around a spatial vector |
| copyGSpatial | Make a copy of an object in GRASS |
| crds | Coordinates of a vector"s features or a raster"s cell centers |
| crop | Remove parts of a GRaster or GVector |
| crs | Coordinate reference system of a GRaster or GVector |
| datatype | Get the datatype of a GRaster or of GVector columns |
| delaunay | Delaunay triangulation for points |
| denoise | Remove or retain "noise" in a raster using PCA |
| dim | Number of rows, columns, depths, cells, and layers |
| disagg | Coerce as multipart GVector to a singlepart GVector |
| distance | Geographic distance |
| dot-ext | Function to get extent from a "sources" name of a raster or... |
| dot-geomtype | Get geometry type from the sources() name of a vector |
| dot-layerIndex | Get index of raster layers |
| dot-makeGRaster | Create a GRaster |
| dot-makeGVector | Create a GVector |
| dot-makeSourceName | Make unique GRASS name for rasters, vectors, etc. |
| dot-maxVal | Get maximum value from GRaster metadata |
| dot-minVal | Get minimum value from GRaster metadata |
| dot-nlevels | Count number of levels from a data.frame/table, list, or... |
| dot-plot | Plot using a G-object's 'sources()' name |
| dot-projection | Get "GRASS" projection of raster or vector |
| dot-rastInfo | Metadata on rasters and vectors in GRASS |
| dot-rename | Rename a raster or vector in an existing GRASS session |
| dot-vectInfo | Metadata on a vector in GRASS |
| dot-vValidCats | Are the category values of a vector valid? |
| dot-zonal | Internal function for zonal() |
| dot-zonalByVector | Internal function for zonal() when y is a GVector |
| droplevels | Remove rows from the "levels" table of a categorical raster |
| dropRows | Remove rows in a data.table, data.frame, or matrix. |
| erase | Select parts of a polygon GVector erase shared by another... |
| exists | Does the "GRASS" representation of a GRaster or GVector... |
| expanse | Area of polygons or length of lines |
| ext | Spatial bounds of a GRaster or GVector |
| extend | Add rows and columns around a writeRaster |
| extract | Extract values from a GRaster at locations in a points... |
| fast | Create a GRaster or GVector |
| fastData | Get one of the example rasters or spatial vectors |
| faster | Set or get options shared across "fasterRaster" functions |
| fasterRaster | "fasterRaster": Faster raster and spatial vector processing... |
| fillHoles | Fill holes in a GVector |
| fillNAs | Fill NA cells in a raster using interpolation |
| flow | Identify watershed basins and direction and accumulation of... |
| flowPath | Path of water flow across a landscape |
| focal | Calculate cell values based on values of nearby cells |
| fractalRast | Create fractal raster |
| fragmentation | Landscape fragmentation class following Riitters et al.... |
| freq | Frequencies of cell values in a raster |
| functions | Mathematical operations on two or more GRasters |
| geomorphons | Identify terrain feature types |
| geomtype | Geometry of a GVector (points, lines, or polygons) |
| global | Summary statistics for GRasters |
| GLocation | Classes for fasterRaster sessions, regions, rasters, and... |
| grassInfo | GRASS citation, version, and copyright information |
| grassStarted | Has "GRASS" been started or not? |
| grid | Create a grid GVector |
| head | Return first or last part of the data frame of a GVector |
| hexagons | Create a hexagonal grid |
| hillshade | Hillshading |
| hist | Plot a histogram of raster values |
| horizonHeight | Horizon height |
| interpIDW | Interpolate values at points to a GRaster using... |
| interpSplines | Interpolate values at points to a GRaster using splines |
| intersect | Intersection of two GVectors |
| is.2d | Test if a GRaster or GVector is 2- or 3-dimensional |
| is.int | Data type of a raster |
| is.lonlat | Test if a coordinate reference system is unprojected |
| kernel | Kernel density estimator of points |
| layerCor | Correlation between GRasters |
| levels | Set and get categories for categorical rasters |
| location | GRASS "location" of an object or the active session |
| locationCreate | Connect to "GRASS" |
| locationFind | Match CRS of a GSpatial object and an existing "GRASS"... |
| locationRestore | Revert to a previously-created "GRASS" "location" |
| locations | Meta-data on active GRASS locations |
| Logic-methods | Logic-methods operations on GRasters |
| longlat | Create longitude/latitude rasters |
| ls | List objects in the active GRASS session |
| madChelsa | Rasters of bioclimatic variables for an eastern portion of... |
| madCoast | Shapefile of a portion of the coastline of Madagascar |
| madCoast0 | Spatial vector of a portion of the coastline of Madagascar |
| madCoast4 | Spatial vector of a portion of the coastline of Madagascar |
| madCover | Raster of land cover for an eastern portion of Madagascar |
| madCoverCats | Table of land cover classes for an eastern portion of... |
| madDypsis | Spatial points vector of records of Dypsis in eastern... |
| madElev | Elevation raster for an eastern portion of Madagascar |
| madForest2000 | Forest cover in year 2000 for a portion of Madagascar |
| madForest2014 | Forest cover in year 2014 for a portion of Madagascar |
| madLANDSAT | Rasters of surface reflectance for an eastern portion of... |
| madPpt | Rasters of average monthly precipitation for an eastern... |
| madRivers | Major rivers in a selected portion of Madagascar |
| madTmax | Rasters of average monthly maximum temperature for an eastern... |
| madTmin | Rasters of average monthly minimum temperature for an eastern... |
| mapset | GRASS "mapset" of an object or the active session |
| mask | Mask values in a raster |
| maskNA | Mask all non-NA cells or all NA cells |
| match | Find which cells of a GRaster match certain values |
| math | Mathematical operations on each layer of a GRasters |
| merge | Combine two or more rasters with different extents and fill... |
| message | Display warning or message |
| minmax | Minimum and maximum values or categories of a GRaster |
| missingCats | Values in a categorical raster with no assigned category |
| mow | Remove unused rasters and vectors from the GRASS cache |
| nacell | Number of NA or non-NA cells in a raster |
| names | Name(s) of a GRaster or columns of a GVector's data table |
| ngeom | Number of geometries and subgeometries in a vector |
| nlevels | Number of categories in a categorical raster |
| pairs | Scatterplot of values in each GRaster layer against the... |
| pca | Apply a principal component analysis (PCA) to layers of a... |
| pcs | Retrieve a principal components model from a PCA GRaster |
| plot | Display a raster or vector |
| plotRGB | Create red-green-blue plot from a raster with RGB layers |
| predict | Make predictions from a linear or generalized linear model to... |
| project | Change the coordinate reference system of a GRaster or... |
| quiet | Returns .quiet() or NULL for "flags" argument to GRASS... |
| rast | Convert a GRaster to a SpatRaster |
| rasterize | Convert a GVector to a GRaster |
| rbind | Combine one or more GVectors |
| region | Report or change the extent, dimensions, and/or resolution of... |
| reorient | Convert degrees between 'north-orientation' and 'east... |
| replace_dollar | Replace a raster layer or a column from a vector's data table |
| replace_double_square_brackets | Replace layers of a GRaster |
| replaceNAs | Replace NAs in a data.table or data.frame column, or in a... |
| replace_single_square_bracket | Replace values of a GRaster |
| res | Spatial resolution |
| resample | Change the cell size of a GRaster |
| rm | Delete objects in the active GRASS session |
| rnormRast | Create a raster with random values drawn from a normal... |
| rSpatialDepRast | Create a random raster with or without spatial dependence |
| ruggedness | Terrain ruggedness index |
| runifRast | Create a raster with random values drawn from a uniform... |
| rvoronoi | Create a randomly-positioned tesselation |
| sampleRast | Randomly sample cells from a GRaster |
| scale | Center and scale a GRaster, or the opposite |
| selectRange | Select values from rasters in a stack based on values in... |
| seqToSQL | Format a numeric series into an SQL value call |
| show | Display a fasterRaster object |
| simplifyGeom | Simplify the geometry of a vector |
| sineRast | Sine wave rasters |
| smoothGeom | Smooth the geometry of a vector |
| sources | Name of a raster or vector in a GRASS session |
| spatSample | Sample random points from a GRaster or GVector |
| streams | Create stream network |
| stretch | Rescale values in a raster |
| subset_dollar | Subset a GRaster layer, or return values from a column of a... |
| subset_double_square_brackets | Subset layers from a GRaster, or specific columns from a... |
| subset_single_bracket | Subset geometries of a GVector |
| subst | Replace a specific value(s) in a GRaster |
| sun | Solar radiance and irradiance |
| terrain | Slope, aspect, curvature, and partial slopes |
| thinLines | Reduce linear features on a raster so linear features are 1... |
| thinPoints | Reduce number of points in same raster cell |
| tiles | Divide a GRaster into spatially exclusive subsets |
| topology-GSpatial-method | Topology (2- or 3-dimensions) of a GRaster or GVector |
| trim | Remove rows and columns from a raster that are all NA |
| union | Combine two GVectors |
| update | Refresh metadata in a GRaster or GVector |
| vAsDataTable | Convert a GRASS vector's attribute table to a data.table |
| vAttachDatabase | Add a database table to a GRASS attribute table |
| vCats | Category column values of a GRASS vector |
| vDetachDatabase | Add a database table to a GRASS attribute table |
| vect | Convert a GVector to a SpatVector or sf vector |
| vegIndex | Vegetation indices from surface reflectance |
| vegIndices | Table of vegetation indices that can be calculated from... |
| vHasDatabase | Tests if a GRASS vector is linked to an attribute table |
| vIncrementCats | Increment category values of a "GRASS" vector |
| vNames | Names of columns of a GRASS vector's attribute table |
| voronoi | Voronoi tessellation |
| vRecat | Re-make vector "category" (cat) values |
| wetness | Topographic wetness index |
| workDir | Get a GLocation's working directory |
| writeRaster | Save a GRaster to disk |
| writeVector | Save a GVector to disk |
| xor | Select parts of polygons not shared between two GVectors |
| zonal | Statistics on cells of a GRaster stratified by cells of... |
| zonalGeog | Geographic statistics for sets of cells with the same values |
