docs/html/v.adehabitat.kernelUD.html docs/html/v.adehabitat.mcp.html docs/html/v.adehabitat.clusthr.html bin/v.adehabitat.mcp bin/v.adehabitat.kernelUD bin/v.adehabitat.clusthr Creates a sterographic 3D image suitable for viewing with red/cyan glasses or by simply crossing your eyes. raster scripts/d.anaglyph docs/html/spearfish_stereogram_fiducial.jpg docs/html/spearfish_stereogram_guide.jpg docs/html/d.anaglyph.html docs/html/spearfish_anaglyph.png Draws flow barbs. docs/html/d.barb.html bin/d.barb Edits cells in an existing raster map displayed on the monitor. scripts/d.edit.rast docs/html/d.edit.rast.html Display different types of frontlines on the graphic monitor using d.graph (optionally save graph file and ps.map file) display,graphics,vector,symbology scripts/d.frontline docs/html/d.frontline.html Allows the interactive display of hyperlinked documents from a vector attribute table. scripts/d.hyperlink docs/html/d.hyperlink.html Quickly display a marker on the display monitor scripts/d.mark docs/html/d.mark.html Draw desired region into current display display,region scripts/d.region docs/html/d.region.html Draws a box around the current region in the display frame display scripts/d.region.box docs/html/d.region.box.html Allows to change the current geographic region settings interactively, with a keyboard. Use arrow keys to navigate, "-" to make futher, "+" (without "Shift") to make closer. display,zoom scripts/d.zoom.keys docs/html/d.zoom.keys.html scripts/g.infer docs/html/g.infer.html Creates a checksum hash for a given map. general scripts/g.md5sum docs/html/g.md5sum.html Prints out a sequential series of user defined map names. general,scripting scripts/g.name.sequence docs/html/g.name.sequence.html Expands (or contracts) the current geographic region in all directions by a fixed amount. general,region scripts/g.region.grow docs/html/g.region.grow.html Sets the computational region at a fixed distance around a point. region scripts/g.region.point docs/html/g.region.point.html Lists available GRASS data base files of the user-specified data type to standard output. general,map management docs/html/g.xlist.html bin/g.xlist Removes data base element files from the user's current mapset. general,map management docs/html/g.xremove.html bin/g.xremove Applies SAR Speckle Filter to a raster power map. imagery,filter,despeckle scripts/i.despeckle docs/html/i_despeckle_gamma_after.png docs/html/i_despeckle_gamma_before.png docs/html/i.despeckle.html docs/html/i.homography.html bin/i.homography De-hazing of a LANDSAT scene raster,imagery,dehaze scripts/i.landsat.dehaze docs/html/lsat7_rgb_orig.jpg docs/html/lsat7_rgb_orig_small.jpg docs/html/i.landsat.dehaze.html docs/html/lsat7_rgb_dehaze_small.jpg docs/html/lsat7_rgb_dehaze.jpg Trims the "fringe" from the borders of Landsat images, for each band separately or with the MASK where coverage exists for all bands. Optionally saves vector footprints of trimmed rasters and MASK. Works with Landsat 5, Landsat 7 (SLC-on). imagery,landsat,raster,vector scripts/i.landsat.trim docs/html/i.landsat.trim.html docs/html/i.points.auto.html bin/i.points.auto docs/html/i.pr.classify.html docs/html/i.pr.subsets.html docs/html/i.pr.sites_aggregate.html docs/html/i.pr.blob.html docs/html/i.pr.uxb.html docs/html/i.pr.features_additional.html docs/html/i.pr.statistics.html docs/html/i.pr.features.html docs/html/i.pr.features_selection.html docs/html/i.pr.features_extract.html docs/html/i.pr.training.html docs/html/i.pr.model.html bin/i.pr.blob bin/i.pr.statistics bin/i.pr.subsets bin/i.pr.classify bin/i.pr.model bin/i.pr.features_additional bin/i.pr.features_extract bin/i.pr.features_selection bin/i.pr.uxb bin/i.pr.features bin/i.pr.sites_aggregate bin/i.pr.training Performs Spectral mixture analysis of satellite/aerial images imagery,spectral unmixing docs/html/mixed_pixels_spectrum.png docs/html/i.spec.unmix.html bin/i.spec.unmix Georectify an image using thin plate splines scripts/i.warp docs/html/i.warp.html Calculates size of clumped areas. raster docs/html/r.area.html bin/r.area scripts/r.basin.py docs/html/r.basin.py.html docs/html/r.boxcount.html bin/r.boxcount Study how the boxcounting fractal dimension varies across a raster map. raster,fractality scripts/r.boxcount.sh docs/html/r.boxcount.sh.html Calculates statistics for some values of threshold, on a single basin according to A. J. Broscoe theory (1959) APTDTM test,adjusted t test,t test,mean stream drop scripts/r.broscoe docs/html/r.broscoe.html "Burns" vector features into a raster map, closing diagonal gaps between burned cells. vector,raster,friction scripts/r.burn.frict docs/html/r.burn.frict.html Creates two raster map layers: 1. solar radiation 2. percentage relative humidity docs/html/r.clim.html bin/r.clim Find the center of gravity of a raster map, by area cover. raster,cluster scripts/r.cog docs/html/r.cog.html Exports the color table associated with a raster map layer in SLD format. raster,export,color table scripts/r.colors.out_sld docs/html/r.colors.out_sld.html Exports the color table associated with a raster map layer to a VTK XML file. raster,export,color table,VTK scripts/r.colors.out_vtk docs/html/r.colors.out_vtk.html colouring from quantiles based color scheme file raster,colors,quantiles scripts/r.colors.quantiles docs/html/r.colors.quantiles.html Compute corridors between habitat patches of an input-layer based on (cost) distance raster maps scripts/r.connectivity.corridors docs/html/r.connectivity.corridors.html Compute cost-distance between all patches of an input vector map scripts/r.connectivity.distance docs/html/r.connectivity.distance.html Compute connectivity measures for a set of habitat patches based on graph-theory scripts/r.connectivity.network docs/html/r.connectivity.network.html docs/html/conv.png docs/html/r.convergence.html bin/r.convergence Creates a raster map containing the convergence angle at each grid cell. raster,projection scripts/r.convergence_angle docs/html/r.convergence_angle.html Single or batch creation of coloured, shaded-relief rasters, with optional tiff export. scripts/r.csr docs/html/r.csr.html script useful to create the input of the r.damflood grass module Create an hypothetical dam scripts/r.dam docs/html/r.dam.html r.denoise - denoise topographic data scripts/r.denoise docs/html/r.denoise.html scripts/r.diversity.py docs/html/r.diversity.py.html scripts/r.fidimo.py docs/html/r.fidimo.py.html Rapidly fills 'no data' cells of a raster map with interpolated values (IDW). raster,interpolation,IDW docs/html/r.fill.gaps.02.png docs/html/r.fill.gaps.01.png docs/html/r.fill.gaps.html bin/r.fill.gaps Find the stream pixel nearest the input coordinate raster,keyword2,keyword3 docs/html/r.findtheriver.html bin/r.findtheriver Flip a raster array's rows. raster scripts/r.flip docs/html/r.flip.html Cluster raster maps using fuzzy logic. raster,fuzzy logic docs/html/set.png docs/html/boundary.png docs/html/shape.png docs/html/r.fuzzy.html bin/r.fuzzy xxxx raster,fuzzy logic docs/html/r.fuzzy.logic.html bin/r.fuzzy.logic Full fuzzy logic standalone classification system with few fuzzy logic families implication and defuzzification and methods. raster,fuzzy logic docs/html/f_result.png docs/html/r.fuzzy.system.html bin/r.fuzzy.system Conway's game of life in 2D or 3D raster cellular automata,game of life,demo scripts/r.game_of_life docs/html/r.game_of_life.html scripts/r.hazard.flood.py docs/html/r.hazard.flood.py.html scripts/r.in.drsa.py docs/html/r.in.drsa.py.html scripts/r.in.ign docs/html/r.in.ign.html Download and import satellite images direct from the NASA OnEarth Tiled WMS server into GRASS or to a GeoTIFF image file. scripts/r.in.onearth docs/html/r.in.onearth.html Imports a digital elevation model from swisstopo into a Grass raster map and interpolates it into the current mapset's resolution. The name of the raster map is defined by the user input. A further raster layer (with the appendix '_origres', if it exists already, it will be OVERWRITTEN!) is automatically created and contains the input data in its original resolution. Resultant raster maps will contain elevation data in meters. swisstopo,DHM,DEM,Raster,Import scripts/r.in.swisstopo docs/html/r.in.swisstopo.html etc/r.in.wms2/wms_base.pyc etc/r.in.wms2/wms_cap_parsers.pyc etc/r.in.wms2/wms_drv.pyc etc/r.in.wms2/wms_base.py etc/r.in.wms2/wms_gdal_drv.pyc etc/r.in.wms2/wms_gdal_drv.py etc/r.in.wms2/wms_drv.py etc/r.in.wms2/wms_cap_parsers.py scripts/r.in.wms2.py docs/html/r.in.wms2.py.html Imports aggregate XYZ data using extent scanned from input file. raster,import scripts/r.in.xyz.auto docs/html/r.in.xyz.auto.html Creates a vector line at the intersection of two raster maps. raster,intersection scripts/r.intersect docs/html/r.intersect.html Creates a fluvial inundation map given an high-resolution dtm and a water surface profile Automatic procedure to compute a fluvial inundation map etc/fortran_code/find_main_channel etc/fortran_code/clean_inundation etc/fortran_code/correction_from_path etc/fortran_code/2d_path etc/fortran_code/dati.mod etc/fortran_code/dd.mod scripts/r.ipso.py docs/html/r.ipso.py.html scripts/r.isoregions docs/html/r.isoregions.html scripts/r.landscape.evol.py docs/html/r_landscape_evol_equation2.png docs/html/r_landscape_evol_equation3.png docs/html/r_landscape_evol_Flow_acc_vs_curvature.png docs/html/r.landscape.evol.py.html docs/html/r_landscape_evol_equation4.png docs/html/r_landscape_evol_equation1.png docs/html/r_landscape_evol_Map1.png docs/html/r_landscape_evol_equation6.png docs/html/r_landscape_evol_equation5.png Creates a latitude/longitude raster map. imagery,latitude,longitude,projection docs/html/r.latlong.html bin/r.latlong Computes raw and/or logistic prediction maps from MaxEnt lambdas files scripts/r.maxent.lambdas docs/html/r.maxent.lambdas.html scripts/r.mcda.ahp.py docs/html/r.mcda.ahp.py.html Multicirtieria decision analysis based on ELECTRE method raster,MCDA docs/html/r.mcda.electre.html bin/r.mcda.electre Multicirtieria decision analysis based on Yager fuzzy method raster,MCDA,fuzzy docs/html/r.mcda.fuzzy.html bin/r.mcda.fuzzy Multicirtieria decision analysis based on REGIME method raster,MCDA docs/html/r.mcda.regime.html bin/r.mcda.regime scripts/r.mcda.roughset.py docs/html/r.mcda.roughset.py.html scripts/r.mess docs/html/r.mess.html Exports raster map in the Google Map or Microsoft Virtual Earth format raster,export scripts/r.out.gmap docs/html/r.out.gmap.html Exports a GRASS raster map into a GMT grid file and color table raster,export,GMT scripts/r.out.gmt docs/html/r.out.gmt.html Exports a GRASS raster map into a GMT grd file and color table. raster,export,GMT scripts/r.out.gmt2 docs/html/r.out.gmt2.html Create a KAP file header and accompanying TIFF file. raster,export scripts/r.out.kap_template docs/html/r.out.kap_template.html Creates KML and image files from a GRASS raster map. scripts/r.out.kml docs/html/r.out.kml.html Exports map data as input to MaxEnt in SWD format scripts/r.out.maxent_swd docs/html/r.out.maxent_swd.html Export GRASS raster as a TMS tree ready for converting to mbtiles format. raster,export,tms,mbtiles scripts/r.out.mbtiles docs/html/r.out.mbtiles.html GRASS module for exporting netCDF data docs/html/r.out.netcdf.html bin/r.out.netcdf Packs up a raster map and support files for copying. raster,copying scripts/r.pack docs/html/r.pack.html Creates a composite raster map by using known category values from many map layers to fill in areas of "no data" in another map layer. This script is a parallelized wrapper around r.patch. raster,geometry scripts/r.patch.many docs/html/r.patch.many.html docs/html/r.pi.csr.mw.html docs/html/r.pi.nlm.html docs/html/r.pi.enn.iter.html docs/html/r.pi.graph.red.html docs/html/r.pi.searchtime.html docs/html/r.pi.graph.iter.html docs/html/r.pi.export.html docs/html/r.pi.nlm.stats.html docs/html/r.pi.index.html docs/html/r.pi.fnn.html docs/html/r.pi.corrwin.html docs/html/r.pi.energy.iter.html docs/html/r.pi.corearea.html docs/html/r.pi.searchtime.iter.html docs/html/r.pi.odc.html docs/html/r.pi.neigh.html docs/html/r.pi.prob.mw.html docs/html/r.pi.nlm.circ.html docs/html/r.corrwindow.html docs/html/r.pi.import.html docs/html/r.pi.prox.html docs/html/r.pi.searchtime.mw.html docs/html/r.pi.lm.html docs/html/r.pi.enn.html docs/html/r.pi.graph.html docs/html/r.pi.graph.dec.html docs/html/r.pi.grow.html docs/html/r.pi.energy.html docs/html/r.pi.rectangle.html bin/r.pi.energy.iter bin/r.pi.energy bin/r.pi.odc bin/r.pi.enn.iter bin/r.pi.fnn bin/r.pi.nlm.circ bin/r.pi.searchtime bin/r.pi.lm bin/r.pi.corrwin bin/r.pi.graph bin/r.pi.graph.dec bin/r.pi.corearea bin/r.pi.graph.red bin/r.pi.import bin/r.pi.nlm.stats bin/r.pi.index bin/r.pi.csr.mw bin/r.pi.prob.mw bin/r.pi.graph.iter bin/r.pi.searchtime.iter bin/r.pi.prox bin/r.pi.grow bin/r.pi.neigh bin/r.pi.searchtime.mw bin/r.corrwindow bin/r.pi.nlm bin/r.pi.enn bin/r.pi.rectangle bin/r.pi.export Calculates Llobera's prominence index docs/html/r.prominence.html bin/r.prominence etc/r.rast4d/globals/defines.sh etc/r.rast4d/sql/create_raster_metadata_table.sql etc/r.rast4d/sql/create_raster_time_table.sql etc/r.rast4d/sql/create_name_list_table.sql etc/r.rast4d/sql/create_raster_table.sql etc/r.rast4d/sql/create_temporal_raster_table.sql etc/r.rast4d/sql/create_temporal_raster_metadata_table.sql etc/r.rast4d/sql/create_raster_categorie_table.sql etc/r.rast4d/lib/insert_raster.sh etc/r.rast4d/lib/remove_raster.sh etc/r.rast4d/bin/init_db.sh scripts/r.rdfilter.py docs/html/r.rdfilter.py.html Rotates a GRASS raster by 90 degrees clockwise. raster scripts/r.rot90 docs/html/r.rot90.html scripts/r.roughness.window.vector docs/html/r.roughness.window.vector.html Rough set based geographics knowledge raster,geographics knowledge discovery docs/html/r.roughset.html bin/r.roughset Generates a smooth approximation of the input raster and a discontinuity map image segmentation,edge detection,smooth docs/html/r.seg.html bin/r.seg Define soil texture from sand and clay grid. docs/html/r.soils.texture.html bin/r.soils.texture Patch all raster maps in a time series into a vertical stack to aid mutli-map analyses. raster,series scripts/r.stack docs/html/r.stack.html Create a vector map of strahler ordered streams of a single basin starting from a DEM strahler,streams,vector scripts/r.strahler docs/html/r.strahler.html Route azimuth, direction and relation to streams of higher order stream topology,route azimuth,route direction docs/html/r.stream.angle.html bin/r.stream.angle Calculate basins according user input stream,order,catchments docs/html/r.stream.basins.html bin/r.stream.basins Calculate basins according user input stream,order,catchments docs/html/r.stream.del.html bin/r.stream.del Calculate distance to and elevation above streams and outlets according user input. It can work in stream mode where target are streams and outlets mode where targets are outlets stream,order,catchments docs/html/r.stream.distance.html bin/r.stream.distance Stream network extraction raster docs/html/r.stream.extract.html bin/r.stream.extract Calculate Strahler's and Horton's stream order Hack's main streams and Shreeve's stream magnitude. It use r.watershed or r.stream.extract output files: stream, direction and optionally accumulation. Output data can be either from r.watershed or r.stream.extract but not from both together stream,order,magnitude,Horton,Strahler,Shreeve docs/html/r_stream_order_orders.png docs/html/r.stream.order.html bin/r.stream.order Route azimuth, direction and relation to streams of higher order stream,order,route azimuth,route direction docs/html/r.stream.pos.html bin/r.stream.pos scripts/r.stream.preview.py docs/html/r.stream.preview.py.html Calculate Horton's and optionally Hack's statistics according to user input. stream,order,Strahler,Horton,Hack,statisctics docs/html/r.stream.stats.html bin/r.stream.stats Calculates solar elevation, solar azimuth, and sun hours. Solar elevation: the angle between the direction of the geometric center of the sun's apparent disk and the (idealized) horizon. Solar azimuth: the angle from due north in clockwise direction. raster docs/html/r.sun.angle.html bin/r.sun.angle Interpolates a raster map using the nnbathy natural neighbor interpolation program. scripts/r.surf.nnbathy docs/html/r.surf.nnbathy.html Creates an artificial surface resembling a seamount or cone volcano. raster scripts/r.surf.volcano docs/html/r.surf.volcano.html scripts/r.threshold.py docs/html/r.threshold.py.html scripts/r.to.drsa.py docs/html/r.to.drsa.py.html scripts/r.to.vect.lines.py docs/html/r.to.vect.lines.py.html docs/html/r_to_vect_lines_example.png Estimation of travel times/isochrones docs/html/r.traveltime.html bin/r.traveltime calculation of flooded area due to tsunami event tsunami,modelling scripts/r.tsunami docs/html/r.tsunami.html Calculates univariate statistics from the non-null cells of a raster map. raster,statistics docs/html/r.univar.zonal.html docs/html/r3.univar.zonal.html bin/r3.univar.zonal bin/r.univar.zonal Unpacks a raster map packed with r.pack. raster,copying scripts/r.unpack docs/html/r.unpack.html Computes the viewshed of a point on an elevation raster map. raster,viewshed,line of sight docs/html/sweep2.png docs/html/sweep1.png docs/html/r.viewshed.html docs/html/r_viewshed.png bin/r.viewshed scripts/r.viewshed.cva.py docs/html/r.viewshed.cva.py.html Creates a 3D raster model (voxels) from a series of raster DEMs raster,volume,conversion docs/html/r.vol.dem.html docs/html/r_vol_dem_layerdown.jpg docs/html/r_vol_dem_layerup.jpg bin/r.vol.dem scripts/r.wf.py docs/html/r.wf.py.html scripts/r.wind.sun.py docs/html/r.wind.sun.py.html docs/html/fovs.png docs/html/2d3dAero.png docs/html/MIThist.jpg docs/html/ortoImpRecl.jpg r.xtent: territorial modelling with boundaries and movement costs Calculate variations or original version of Renfrew and Level's Xtent model for territorial modeling. raster,Xtent,territories,territorial analysis docs/html/r.xtent.007.png docs/html/r.xtent.001.png docs/html/r.xtent.002.png docs/html/r.xtent.004.png docs/html/r.xtent.003.png docs/html/r.xtent.html docs/html/r.xtent.005.png docs/html/r.xtent.006.png bin/r.xtent Create a 3D raster map from an assemblage of many coordinates using univariate statistics raster3d,import,voxel,LiDAR scripts/r3.in.xyz docs/html/r3.in.xyz.html scripts/v.autokrige docs/html/v.autokrige.html scripts/v.breach docs/html/v.breach.html Calculate curvature. With segment option it reads from standard input: segment_id line_category from to and writes to standard output: segment_id average_curvature average_radius If a segment given runs outside the line, it is cut. If more lines with the same category are found, curvature is not calculated and warning is printed. vector,segment,curvature docs/html/v.curvature.html bin/v.curvature Field values calculator vector,field,calculator scripts/v.db.calc docs/html/v.db.calc.html scripts/v.eqsm.py docs/html/v.eqsm.py.html scripts/v.flip docs/html/v.flip.html Loads ADCIRC fort.14 triangular mesh into a GRASS vector. Import,ADCIRC,vector docs/html/v.in.adcirc_grid.html bin/v.in.adcirc_grid Converts GNU GaMa XML output file to a GRASS vector map layer. docs/html/v.in.gama.html bin/v.in.gama Creates a vector map containing a great circle line. vector,geodesic,great circle,transect scripts/v.in.geodesic docs/html/v.in.geodesic.html Creates vector points map from a Geoplot export file docs/html/v.in.geoplot.html bin/v.in.geoplot Imports Global Self-consistent Hierarchical High-resolution Shoreline (GSHHS) vector data. docs/html/v.in.gshhs.html bin/v.in.gshhs Adds and populates columns of vector necessary for use of other GRASS Marxan modules attribute table scripts/v.in.marxan docs/html/v.in.marxan.html Imports MB-System navigation data from a .fnv file. vector,import scripts/v.in.mbsys_fnv docs/html/v.in.mbsys_fnv.html Imports an NCDC stn file (station data) into a GRASS vector map. scripts/v.in.ncdc docs/html/v.in.ncdc.html scripts/v.in.osm docs/html/v.in.osm.html scripts/v.in.ovl.pl docs/html/v.in.ovl.pl.html Extract 'Centre of Source' "S" coordinates from UKOOA P1/90 data files into CSV and import as GRASS vector points and lines maps. vector,import,geology scripts/v.in.p190 docs/html/v.in.p190.html Import PLY file into a vector map. vector,import scripts/v.in.ply docs/html/v.in.ply.html Create a grass layer from any sql query in postgis postgis,grass layer,sql scripts/v.in.postgis docs/html/v.in.postgis.html etc/wxpython/scripts/v_krige_wxGUI.py scripts/v.krige.py docs/html/v.krige.py.html Compute "Linear Directional Mean" of vector lines, displays arrow on the graphic monitor, save to vector line and update attribute table with LDM parameters. display,graphics,vector,symbology scripts/v.ldm docs/html/v.ldm.html Create a points vector map with each point located in the center of one input line. scripts/v.line.center docs/html/v.line.center.html Find the main channel of a vector stream network (useful to compare with a network ordered by Horton-Strahler) strahler,main_channel,vector scripts/v.mainchannel docs/html/v.mainchannel.html creates a hexagonal grid attribute table scripts/v.mkhexgrid docs/html/v_mkhexgrid.png docs/html/v.mkhexgrid.html Export vector point data with selected attributes scripts/v.out.ascii.db docs/html/v.out.ascii.db.html Export vector polygon and polyline data to plain ASCII suitable for Matlab. vector,export scripts/v.out.ascii.mat docs/html/v.out.ascii.mat.html blender user-oriented add-on. Outputs a 3d delaunay triangulation (.ply file) from a 3d vector pointcloud and optionally an image to drape on (.tif file), e.g. within blender scripts/v.out.blend docs/html/v.out.blend.html Exports a GRASS vector map into a GMT xy file. scripts/v.out.gmt docs/html/v.out.gmt.html Creates a KML-file from GRASS point/line/polygon vectors scripts/v.out.kml docs/html/v.out.kml.html Prepares vector file and generates output for use in Marxan. marxan scripts/v.out.marxan docs/html/v.out.marxan.html Export a vector map as PLY file. vector,export scripts/v.out.ply docs/html/v.out.ply.html scripts/v.out.postgis.py docs/html/v.out.postgis.py.html Condense points or centroids sharing a common attribute into a single point. vector,cluster scripts/v.points.cog docs/html/v.points.cog.html Vector map profiling tool vector,profile,transect docs/html/v.profile.html bin/v.profile Randomly generate a 2D points map constrained to a specified area. vector,statistics scripts/v.random.cover docs/html/v.random.cover.html Calculates univariate statistics from a GRASS raster map based on vector polygons and uploads statistics to new attribute columns. Needs r.univar.zonal from GRASS addons repository. vector,raster,statistics scripts/v.rast.stats2 docs/html/v.rast.stats2.html Interactively selects a set of vector objects, then assigns associated attribute values. scripts/v.selmany docs/html/v.selmany.html Strahler order docs/html/thrVScell.jpg docs/html/Qgisout_vstrahler.jpg docs/html/v.strahler.html docs/html/menotre.jpg docs/html/input_vstrahler.jpg docs/html/wt_rbroscoe.jpg docs/html/output_vstrahler.jpg docs/html/at_rbroscoe.jpg docs/html/lr_rbroscoe.jpg bin/v.strahler IDW interpolation, but distance is cost to get to any other site scripts/v.surf.icw docs/html/v.surf.icw.html Interpolates a raster map using the nnbathy natural neighbor interpolation program. scripts/v.surf.nnbathy docs/html/v.surf.nnbathy.html Estimate multibeam bottom coverage (swath width) along a survey track line scripts/v.swathwidth docs/html/v.swathwidth.html docs/html/v.tin.to.rast.html bin/v.tin.to.rast v.transect.kia Calculate Kilometric Abundance Indexes on line transect surveys of presence signs. vector,elevation,geometry,line transect,abundance index,KIA scripts/v.transect.kia docs/html/v.transect.kia.html scripts/v.transects.py docs/html/v.transects.py.html Calculates univariate statistics of raster map(s) from buffers around vector points. Results are written to a file. Resolution is taken from individual raster maps. vector,raster,statistics scripts/v.what.rast.buffer docs/html/v.what.rast.buffer.html