Topic: vector
Tool | Description |
---|---|
d.what.rast | Allows the user to interactively query raster map layers at user-selected locations. |
d.what.vect | Allows the user to interactively query vector map layers at user-selected locations. |
See also the corresponding keyword for additional references:
vector
- 3D visualization - wxGUI 3D View Mode
- Network analysis - wxGUI Vector Network Analysis Tool
- d.legend.vect - Displays a vector legend in the active graphics frame.
- d.vect - Displays user-specified vector map in the active graphics frame.
- d.vect.thematic2 - Displays thematic map created from vector features and numeric attributes.
- d.what.rast - Allows the user to interactively query raster map layers at user-selected locations.
- d.what.vect - Allows the user to interactively query vector map layers at user-selected locations.
- g.gui.vdigit - wxGUI Vector Digitizer
- i.ann.maskrcnn.detect - Detect features in images using a Mask R-CNN model
- i.ann.maskrcnn.train - Train your Mask R-CNN network
- m.nviz.image - Renders surfaces (raster data), 2D/3D vector data, and volumes (3D raster data) in 3D.
- m.nviz.script - Creates fly-through script to run in NVIZ.
- r.centroids - Creates vector map of centroids from raster of "clumps".
- r.connectivity.corridors - Compute corridors between habitat patches of an input-layer based on (cost) distance raster maps
- r.connectivity.distance - Compute cost-distances between patches of an input vector map
- r.connectivity.network - Compute connectivity measures for a set of habitat patches based on graph-theory
- r.contour - Produces a vector map of specified contours from a raster map.
- r.green.hydro.closest - Move points to the closest vector map
- r.gsflow.hydrodem - Creates hydrologically correct MODFLOW DEM from higher-res DEM
- r.random - Creates a raster map and vector point map containing randomly located cells and points.
- r.sample.category - Create sampling points from each category in a raster map
- r.scatterplot - Creates a scatter plot of two or more raster maps as a vector map
- r.surf.nnbathy - Interpolates a raster map using the nnbathy natural neighbor interpolation program.
- r.vect.stats - Bins vector points into a raster map.
- r3.scatterplot - Creates a scatter plot of two or more 3D raster maps as a vector map
- t.rast.contour - Produces a space time vector dataset of specified contours from a space time raster dataset.
- t.rast.to.vect - Converts a space time raster dataset into a space time vector dataset
- t.vect.algebra - Apply temporal and spatial operations on space time vector datasets using temporal vector algebra.
- t.vect.db.select - Prints attributes of vector maps registered in a space time vector dataset.
- t.vect.export - Exports a space time vector dataset as GRASS GIS specific archive file.
- t.vect.extract - Extracts a subset of a space time vector dataset.
- t.vect.import - Imports a space time vector dataset from a GRASS GIS specific archive file.
- t.vect.list - Lists registered maps of a space time vector dataset.
- t.vect.observe.strds - Observes specific locations in a space time raster dataset over a period of time using vector points.
- t.vect.univar - Calculates univariate statistics of attributes for each registered vector map of a space time vector dataset
- t.vect.what.strds - Stores raster map values at spatial and temporal positions of vector points as vector attributes.
- v.area.stats - Populates attribute values from vector features.
- v.area.weigh - Rasterize vector areas using weights
- v.boxplot - Draws a boxplot of values from a specified attribute column in a vector dataset, with an optional grouping based on categories in another column.
- v.buffer - Creates a buffer around vector features of given type.
- v.build - Optionally also checks for topological errors.
- v.build.all - Rebuilds topology on all vector maps in the current mapset.
- v.build.pg - Builds PostGIS topology for vector map linked via v.external.
- v.build.polylines - Builds polylines from lines or boundaries.
- v.category - Attaches, deletes or reports vector categories to/from/of map geometry.
- v.centerline - Creates a central line of a map of lines
- v.centerpoint - Calculate center points
- v.centroids - Adds missing centroids to closed boundaries.
- v.civil - Generates a alignment for designing roads, channels, and ports in civil engineering
- v.class - Classifies attribute data, e.g. for thematic mapping
- v.class.mlpy - Vector supervised classification tool which uses attributes as classification parametres (order of columns matters, names not), cat column identifies feature, class_column is excluded from classification parametres.
- v.clean - Toolset for cleaning topology of vector map.
- v.clean.ogr - Imports vector data into a GRASS vector map, cleans the data topologically, and exports them again using OGR library.
- v.clip - Extracts features of input map which overlay features of clip map.
- v.cluster - Performs cluster identification.
- v.colors - Creates/modifies the color table associated with a vector map.
- v.colors.out - Exports the color table associated with a vector map.
- v.colors2 - Sets color rules for features in a vector map using a numeric attribute column.
- v.concave.hull - Creates a concave hull around points.
- v.convert - Imports older versions of GRASS vector maps.
- v.convert.all - Converts all older versions of GRASS vector maps in current mapset to current format.
- v.db.addcolumn - Adds one or more columns to the attribute table connected to a given vector map.
- v.db.addtable - Creates and connects a new attribute table to a given layer of an existing vector map.
- v.db.connect - Prints/sets DB connection for a vector map to attribute table.
- v.db.dropcolumn - Drops a column from the attribute table connected to a given vector map.
- v.db.droprow - Removes a vector feature from a vector map through attribute selection.
- v.db.droptable - Removes existing attribute table of a vector map.
- v.db.join - Joins a database table to a vector map table.
- v.db.pyupdate - Updates a column in a vector attribute table using Python code
- v.db.reconnect.all - Reconnects attribute tables for all vector maps from the current mapset to a new database.
- v.db.renamecolumn - Renames a column in the attribute table connected to a given vector map.
- v.db.select - Prints vector map attributes.
- v.db.univar - Calculates univariate statistics on selected table column for a GRASS vector map.
- v.db.update - Updates a column in the attribute table connected to a vector map.
- v.decimate - Copies points from one vector to another while applying different decimations
- v.delaunay - Creates a Delaunay triangulation from an input vector map containing points or centroids.
- v.dissolve - Dissolves adjacent or overlapping features sharing a common category number or attribute.
- v.distance - Finds the nearest element in vector map 'to' for elements in vector map 'from'.
- v.drape - Converts 2D vector features to 3D by sampling of elevation raster map.
- v.edit - Edits a vector map, allows adding, deleting and modifying selected vector features.
- v.ellipse - Computes the best-fitting ellipse for given vector data.
- v.external - Creates a new pseudo-vector map as a link to an OGR-supported layer or a PostGIS feature table.
- v.external.all - Links all OGR layers available in given OGR datasource.
- v.external.out - Defines vector output format.
- v.extract - Selects vector features from an existing vector map and creates a new vector map containing only the selected features.
- v.extrude - Optionally the height can be derived from sampling of elevation raster map.
- v.faultdirections - Creates a polar plot of fault directions
- v.fill.holes - Fill holes in areas by keeping only outer boundaries
- v.fixed.segmentpoints - segment points along a vector line with fixed distances
- v.generalize - Performs vector based generalization.
- v.greedycolors - Create greedy colors for vector areas.
- v.gsflow.export - Export databse tables and pour point for GSFLOW input and control files
- v.gsflow.gravres - Set parameters for GSFLOW Hydrologic Response Units (HRUs)
- v.gsflow.grid - Builds grid for the MODFLOW component of GSFLOW
- v.gsflow.hruparams - Set parameters for GSFLOW Hydrologic Response Units (HRUs)
- v.gsflow.mapdata - Upload data to PRMS data
- v.gsflow.reaches - Build stream "reaches" that link PRMS segments to MODFLOW cells
- v.gsflow.segments - Prepares stream segments for PRMS and GSFLOW
- v.habitat.dem - Calculates DEM derived characteristics of habitats.
- v.histogram - Draws the histogram of values in a vector attribute column
- v.hull - Produces a 2D/3D convex hull for a given vector map.
- v.import - Imports vector data into a GRASS vector map using OGR library and reprojects on the fly.
- v.in.ascii - Creates a vector map from an ASCII points file or ASCII vector file.
- v.in.csv - (null)
- v.in.db - Creates new vector (points) map from database table containing coordinates.
- v.in.dxf - Converts file in DXF format to GRASS vector map.
- v.in.e00 - Imports E00 file into a vector map.
- v.in.gbif - importing of GBIF species distribution data
- v.in.geonames - Imports geonames.org country files into a vector points map.
- v.in.geopaparazzi - Imports data from Geopaparazzi database.
- v.in.gns - Imports US-NGA GEOnet Names Server (GNS) country files into a GRASS vector points map.
- v.in.gps - Import waypoints, routes, and tracks from a GPS receiver or GPS download file into a vector map.
- v.in.lines - Imports ASCII x,y[,z] coordinates as a series of lines.
- v.in.mapgen - Imports Mapgen or Matlab-ASCII vector maps into GRASS.
- v.in.natura2000 - importing of Natura 2000 spatial data of protected areas
- v.in.ogc.features - Downloads and imports data from OGC API Features server.
- v.in.ogr - Imports vector data into a GRASS vector map using OGR library.
- v.in.osm - Imports OpenStreetMap data into GRASS GIS.
- v.in.pdal - Converts LAS LiDAR point clouds to a GRASS vector map with PDAL.
- v.in.ply - Creates a vector map from a PLY file.
- v.in.pygbif - Search and import GBIF species distribution data
- v.in.redlist - importing of IUCN Red List Spatial Data
- v.in.region - Creates a vector polygon from the current region extent.
- v.in.survey - Creates multiple vector layers from just one textfile
- v.in.wfs - Imports GetFeature from a WFS server.
- v.in.wfs2 - Downloads and imports data from WFS server.
- v.info - Outputs basic information about a vector map.
- v.info.iso - Creates metadata based on ISO standard for specified vector map.
- v.isochrones - Creates isochrones from a road map and starting points
- v.kcv - Randomly partition points into test/train sets.
- v.kernel - Density is computed using a moving kernel. Optionally generates a vector density map on a vector network.
- v.krige - Performs ordinary or block kriging for vector maps.
- v.label - Creates paint labels for a vector map from attached attributes.
- v.label.sa - Create optimally placed labels for vector map(s)
- v.label.sa - Create optimally placed labels for vector map(s)
- v.lidar.correction - Corrects the v.lidar.growing output. It is the last of the three algorithms for LIDAR filtering.
- v.lidar.edgedetection - Detects the object's edges from a LIDAR data set.
- v.lidar.growing - Building contour determination and Region Growing algorithm for determining the building inside
- v.lidar.mcc - Reclassifies points of a LiDAR point cloud as ground / non-ground using a multiscale curvature based classification algorithm.
- v.link.precip - Links time-windows to vector link map.
- v.lrs.create - Creates a linear reference system.
- v.lrs.label - Creates stationing from input lines, and linear reference system.
- v.lrs.segment - Creates points/segments from input lines, linear reference system and positions read from stdin or a file.
- v.lrs.where - Finds line id and real km+offset for given points in vector map using linear reference system.
- v.mapcalc - Vector map calculator.
- v.maxent.swd - Export raster values at given point locations as text file in SWD format for input in Maxent. In addition, the addon can export the environmental raster layers as ascii files.
- v.median - Return the barycenter of a cloud of point.
- v.mkgrid - Creates a vector map of a user-defined grid.
- v.multi2singlepart - Split multi-part polygons into single-part polygons.
- v.neighborhoodmatrix - Exports the neighborhood matrix of polygons in a vector map
- v.neighbors - Makes each cell value a function of the attribute values assigned to the vector points or centroids in a radius around it, and stores new cell values in an output raster map.
- v.net - Performs network maintenance.
- v.net.alloc - Center node must be opened (costs >= 0). Costs of center node are used in calculation.
- v.net.allpairs - Computes the shortest path between all pairs of nodes in the network.
- v.net.bridge - Computes bridges and articulation points in the network.
- v.net.centrality - Computes degree, centrality, betweeness, closeness and eigenvector centrality measures in the network.
- v.net.components - Computes strongly and weakly connected components in the network.
- v.net.connectivity - Computes vertex connectivity between two sets of nodes in the network.
- v.net.curvedarcs - Draws curved arcs between points (e.g. flows)
- v.net.distance - Finds the shortest paths from each 'from' point to the nearest 'to' feature and various information about this relation are uploaded to the attribute table.
- v.net.flow - Computes the maximum flow between two sets of nodes in the network.
- v.net.iso - Splits net to bands between cost isolines (direction from center). Center node must be opened (costs >= 0). Costs of center node are used in calculation.
- v.net.path - Finds shortest path on vector network.
- v.net.salesman - Note that TSP is NP-hard, heuristic algorithm is used by this module and created cycle may be sub optimal
- v.net.salesman.opt - Note that TSP is NP-hard, heuristic algorithm is used by this module and created cycle may be suboptimal
- v.net.spanningtree - Computes minimum spanning tree for the network.
- v.net.steiner - Note that 'Minimum Steiner Tree' problem is NP-hard and heuristic algorithm is used in this module so the result may be sub optimal.
- v.net.timetable - Finds shortest path using timetables.
- v.net.visibility - Performs visibility graph construction.
- v.nnstat - Indicates clusters, separations or random distribution of point set in 2D or 3D space.
- v.normal - Tests for normality for vector points.
- v.out.ascii - By default only features with category are exported. To export all features use 'layer=-1'.
- v.out.dxf - Exports vector map to DXF file format.
- v.out.gps - Exports a vector map to a GPS receiver or file format supported by GPSBabel.
- v.out.ogr - By default a vector map layer is exported to OGC GeoPackage format.
- v.out.ply - Exports a vector map to a PLY file.
- v.out.png - Export vector map as PNG
- v.out.pov - Converts GRASS x,y,z points to POV-Ray x,z,y format.
- v.out.svg - Exports a vector map to SVG file.
- v.out.vtk - Converts a vector map to VTK ASCII output.
- v.outlier - Removes outliers from vector point data.
- v.overlay - Overlays two vector maps offering clip, intersection, difference, symmetrical difference, union operators.
- v.pack - Exports a vector map as GRASS GIS specific archive file
- v.parallel - Creates parallel line to input vector lines.
- v.patch - Creates a new vector map by combining other vector maps.
- v.percolate - Continuum percolation analysis
- v.perturb - Random location perturbations of vector points.
- v.ply.rectify - Imports PLY points, georeferences and exports them.
- v.profile - Vector map profiling tool
- v.profile.points - Creates a profile (transect) from points
- v.proj - Re-projects a vector map from one project to the current project.
- v.qcount - Indices for quadrat counts of vector point lists.
- v.random - Generates random 2D/3D vector points.
- v.rast.bufferstats - (null)
- v.rast.move - Move vertices by distance specified in a raster
- v.rast.stats - Calculates univariate statistics from a raster map based on a vector map and uploads statistics to new attribute columns.
- v.reclass - Changes vector category values for an existing vector map according to results of SQL queries or a value in attribute table column.
- v.rectify - Rectifies a vector by computing a coordinate transformation for each object in the vector based on the control points.
- v.report - Reports geometry statistics for vector maps.
- v.sample - Samples a raster map at vector point locations.
- v.scatterplot - Plots the values of two columns in the attribute table of an input vector layer in a scatterplot.
- v.segment - Creates points/segments from input vector lines and positions.
- v.select - Selects features from vector map (A) by features from other vector map (B).
- v.split - Splits vector lines to shorter segments.
- v.stats - Calculates vector statistics
- v.strds.stats - Calculates univariate statistics from given space-time raster datasets based on a vector map
- v.stream.inbasin - Subset a stream network into just one of its basins
- v.stream.order - Compute the stream order of stream networks stored in a vector map at specific outlet vector points
- v.support - Updates vector map metadata.
- v.surf.bspline - Performs bicubic or bilinear spline interpolation with Tykhonov regularization.
- v.surf.icw - IDW interpolation, but distance is cost to get to any other site.
- v.surf.idw - Provides surface interpolation from vector point data by Inverse Distance Squared Weighting.
- v.surf.mass - Performs mass-preserving area interpolation.
- v.surf.nnbathy - Interpolates a raster map using the nnbathy natural neighbor interpolation program.
- v.surf.rst - Spatial approximation and topographic analysis from given point or isoline data in vector format to floating point raster format using regularized spline with tension.
- v.surf.tps - Performs thin plate spline interpolation with regularization and covariables.
- v.timestamp - Print/add/remove a timestamp for a vector map.
- v.tin.to.rast - Converts (rasterize) a TIN map into a raster map
- v.to.3d - Performs transformation of 2D vector features to 3D.
- v.to.db - Populates attribute values from vector features.
- v.to.lines - Converts vector polygons or points to lines.
- v.to.points - Creates points along input lines in new vector map with 2 layers.
- v.to.rast - Converts (rasterize) a vector map into a raster map.
- v.to.rast.multi - Create raster maps for multiple numeric attribute columns of a vector map
- v.to.rast3 - Converts a vector map (only points) into a 3D raster map.
- v.transects - Creates transect lines or quadrilateral areas at regular intervals perpendicular to a polyline.
- v.transform - Performs an affine transformation (shift, scale and rotate) on vector map.
- v.type - Changes type of vector features.
- v.univar - Variance and standard deviation is calculated only for points if specified.
- v.unpack - Imports a GRASS GIS specific vector archive file (packed with v.pack) as a vector map
- v.vect.stats - Count points in areas, calculate statistics from point attributes.
- v.vect.stats.multi - Computes isochrones from collection point in a sewershed
- v.vol.idw - Interpolates point data to a 3D raster map using Inverse Distance Weighting (IDW) algorithm.
- v.vol.rst - Interpolates point data to a 3D raster map using regularized spline with tension (RST) algorithm.
- v.voronoi - Creates a Voronoi diagram constrained to the extents of the current region from an input vector map containing points or centroids.
- v.what - Queries a vector map at given locations.
- v.what.rast - Uploads raster values at positions of vector points to the table.
- v.what.rast.label - Uploads raster values and labels to vector point layer
- v.what.rast.multi - Uploads values of multiple rasters at positions of vector points to the table.
- v.what.rast3 - Uploads 3D raster values at positions of vector points to the table.
- v.what.strds - Uploads space time raster dataset values at positions of vector points to the table.
- v.what.strds.timestamp - Uploads space time raster dataset values to the attribute table at positions of vector points in space and time.
- v.what.vect - Uploads vector values at positions of vector points to the table.
- ximgview - View BMP images from the PNG driver.