Common files for GMT

The GMT-common package contains common files for GMT (Generic

Mapping Tools) package.

Command | Description |
---|---|

backtracker | Generate forward and backward flowlines and hotspot tracks |

blockmean | Block average (x, y, z) data tables by L2 norm |

blockmedian | Block average (x, y, z) data tables by L1 norm |

blockmode | Block average (x, y, z) data tables by mode estimation |

dimfilter | Directional filtering of 2-D gridded files in the space (or time) domain |

filter1d | Do time domain filtering of 1-D data tables |

fitcircle | find mean position and pole of best-fit great [or small] circle to points on a... |

gmt | The Generic Mapping Tools data processing and display software package |

gmt2kml | Convert GMT data tables to KML files for Google Earth |

gmt5syntax | Convert old GMT script to use new 'gmt <module>' syntax |

gmtconnect | Connect individual lines whose end points match within tolerance |

gmtconvert | Convert, Paste, and/or Extract columns from data tables |

gmtdefaults | List current GMT default parameters |

gmtflexure | Compute flexural deformation of 2-D loads, forces, bending and moments |

gmtget | Get individual GMT default parameters |

gmtgravmag3d | Compute the gravity/magnetic effect of a body by the method of Okabe |

gmtinfo | Return information about data tables |

gmtlogo | Adding a GMT graphics logo overlay to an illustration |

gmtmath | Reverse Polish Notation (RPN) calculator for data tables |

gmtpmodeler | Evaluate a plate motion model at given locations |

gmtregress | Linear regression of 1-D data sets |

gmtselect | Select data table subsets based on multiple spatial criteria |

gmtset | Change individual GMT default parameters |

gmt_shell_functions.sh | Practical functions to be used in GMT bourne shell scripts |

gmtsimplify | Line reduction using the Douglas-Peucker algorithm |

gmtspatial | Do geospatial operations on lines and polygons |

gmtswitch | Switching between different GMT versions |

gmtvector | Basic manipulation of Cartesian vectors |

gmtwhich | Find full path to specified files |

gpsgridder | Interpolate GPS strain vectors using Green's functions for elastic deformation |

gravfft | Compute gravitational attraction of 3-D surfaces in the wavenumber (or... |

grd2cpt | Make linear or histogram-equalized color palette table from grid |

grd2rgb | Write r/g/b grid files from a grid file, a raw RGB file, or SUN rasterfile |

grd2xyz | Convert grid file to data table |

grdblend | Blend several partially over-lapping grids into one large grid |

grdclip | Clip the range of grids |

grdcontour | Make contour map using a grid |

grdconvert | Convert between different grid formats |

grdcut | Extract subregion from a grid |

grdedit | Modify header or content of a grid |

grdfft | Do mathematical operations on grids in the wavenumber (or frequency) domain |

grdfilter | Filter a grid in the space (or time) domain |

grdflexure | Compute flexural deformation of 3-D surfaces for various rheologies |

grdgradient | Compute directional derivative or gradient from a grid |

grdgravmag3d | Compute the gravity effect of a grid by the method of Okabe |

grdhisteq | Perform histogram equalization for a grid |

grdimage | Project grids or images and plot them on maps |

grdinfo | Extract information from grids |

grdlandmask | "Create a ""wet-dry"" mask grid from shoreline data base" |

grdmask | Create mask grid from polygons or point coverage |

grdmath | Reverse Polish Notation (RPN) calculator for grids (element by element) |

grdpaste | Join two grids along their common edge |

grdpmodeler | Evaluate a plate motion model on a geographic grid |

grdproject | Forward and inverse map transformation of grids |

grdraster | Extract subregion from a binary raster and save as a GMT grid |

grdredpol | Compute the Continuous Reduction To the Pole, AKA differential RTP. |

grdrotater | Finite rotation reconstruction of geographic grid |

grdsample | Resample a grid onto a new lattice |

grdseamount | Compute synthetic seamount (Gaussian or cone, circular or elliptical) bathymetry |

grdspotter | Create CVA image from a gravity or topography grid |

grdtrack | Sample grids at specified (x,y) locations |

grdtrend | Fit trend surface to grids and compute residuals |

grdvector | Plot vector field from two component grids |

grdview | Create 3-D perspective image or surface mesh from a grid |

grdvolume | Calculate grid volume and area constrained by a contour |

greenspline | Interpolate using Green's functions for splines in 1-3 dimensions |

gshhg | Extract data tables from binary GSHHG or WDBII data files |

hotspotter | Create CVA image from seamount locations |

img2grd | Extract subset of img file in Mercator or Geographic format |

isogmt | Run GMT command or script in isolation mode |

kml2gmt | Extract GMT table data from Google Earth KML files |

makecpt | Make GMT color palette tables |

mapproject | Do forward and inverse map transformations, datum conversions and geodesy |

mgd77convert | Convert MGD77 data to other file formats |

mgd77header | Create MGD77 headers from A77 files |

mgd77info | Extract information about MGD77 files |

mgd77list | Extract data from MGD77 files |

mgd77magref | Evaluate the IGRF or CM4 magnetic field models |

mgd77manage | Manage the content of MGD77+ files |

mgd77path | Return paths to MGD77 cruises and directories |

mgd77sniffer | Along-track quality control of MGD77 cruises |

mgd77track | Plot track-line map of MGD77 cruises |

nearneighbor | "Grid table data using a ""Nearest neighbor"" algorithm" |

originator | Associate seamounts with nearest hotspot point sources |

project | Project table data onto lines or great circles, generate tracks, or translate... |

psbasemap | Plot PostScript base maps |

psclip | Initialize or terminate polygonal clip paths |

pscoast | Plot continents, shorelines, rivers, and borders on maps |

pscontour | Contour table data by direct triangulation [method] |

psconvert | Convert [E]PS file(s) to other formats using GhostScript |

pscoupe | Plot cross-sections of focal mechanisms |

pshistogram | Calculate and plot histograms |

psimage | Place images or EPS files on maps |

pslegend | Plot legends on maps |

psmask | Use data tables to clip or mask map areas with no coverage |

psmeca | Plot focal mechanisms on maps |

pspolar | Plot polarities on the inferior focal half-sphere on maps |

psrose | Plot a polar histogram (rose, sector, windrose diagrams) |

psscale | Plot a gray or color scale-bar on maps |

pssegy | Plot a SEGY file on a map |

pssegyz | Create imagemasked postscript from SEGY file |

pssolar | Plot day-light terminators and other sunlight parameters |

psternary | Plot data on ternary diagrams |

pstext | Plot or typeset text on maps |

psvelo | Plot velocity vectors, crosses, and wedges on maps |

pswiggle | Plot z = f(x,y) anomalies along tracks |

psxy | Plot lines, polygons, and symbols on maps |

psxyz | Plot lines, polygons, and symbols in 3-D |

rotconverter | Manipulate total reconstruction and stage rotations |

sample1d | Resample 1-D table data using splines |

segy2grd | Converting SEGY data to a GMT grid |

spectrum1d | Compute auto- [and cross- ] spectra from one [or two] time-series |

sph2grd | Compute grid from spherical harmonic coefficients |

sphdistance | Make Voronoi distance, node, or nearest-neighbor grid on a sphere |

sphinterpolate | Spherical gridding in tension of data on a sphere |

sphtriangulate | Delaunay or Voronoi construction of spherical lon,lat data |

splitxyz | Split xyz[dh] data tables into individual segments |

surface | Grid table data using adjustable tension continuous curvature splines |

talwani2d | Compute free-air, geoid or vertical gravity gradients anomalies over 2-D bodies |

talwani3d | Compute free-air, geoid or vertical gravity gradients anomalies over 3-D bodies |

trend1d | Fit a [weighted] [robust] polynomial [and/or Fourier] model for y = f(x) to... |

trend2d | Fit a [weighted] [robust] polynomial model for z = f(x,y) to xyz[w] data |

triangulate | Do optimal (Delaunay) triangulation and gridding of Cartesian table data... |

x2sys_binlist | Create bin index listing from track data files |

x2sys_cross | Calculate crossovers between track data files |

x2sys_datalist | Extract content of track data files |

x2sys_get | Get track listing from the x2sys track index databases |

x2sys_init | Initialize a new x2sys track database |

x2sys_list | Extract subset from crossover data base |

x2sys_merge | Merge an updated COEs table (smaller) into the main table (bigger) |

x2sys_put | Update track index database from track bin file |

x2sys_report | Report statistics from crossover data base |

x2sys_solve | Determine least-squares systematic correction from crossovers |

xyz2grd | Convert data table to a grid file |

File | Description |
---|---|

gmtcolors | Explanation of color codes in GMT |

gmt.conf | Configuration for GMT |