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updated 1 month ago

sacsun2mat/sacpc2mat by Frederik Tilmann

Read SAC files directly into MATLAB data structures. (sac, conversion, seismic)

[SACdata,SeisData,sacfiles]=sacpc2mat(varargin)

[SACdata,SeisData,sacfiles]=sacsun2mat(varargin)

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updated 6 months ago

plot_google_map by Zohar Bar-Yehuda

Plot a google map on the background of the current figure using the Static Google Maps API. (plot, google, map)

plot_google_map(varargin)

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updated 1 year ago

3D Earth Example by Ryan Gray

Example of creating a 3D textured Earth globe (earth, globe, texture)

earth_example.m

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updated almost 2 years ago

geotiffwrite by Jimmy Shen

Write a 2D or 3D array to a single or multi-band GeoTIFF file (geotiff format write ..., earth, science)

geotiffwrite(filename, bbox, image, bit_depth, option)

make_option(action)

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updated 2 years ago

ImportAsciiRaster by Giuliano Langella

Import Arc/Info AsciiRaster (import, raster, ascii)

ImportAsciiRaster(varargin)

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updated 2 years ago

Shepard_Ternary_Plot by William Waite

Shepard ternary plot for sand, silt, clay distributions (shepard ternary, sand, silt)

Shepard(Sand,Silt,Clay)

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updated 2 years ago

Google Earth Toolbox by scott lee davis

Various plotting/drawing functions that can be saved as KML output, and loaded in Google Earth (google, earth, kml)

Google Earth toolbox - ge_axes

Google Earth toolbox - ge_barbdaes

Google Earth toolbox - ge_box

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updated 3 years ago

getTile by Nick Mortimer

Get tiles from nearmap or google and returns a single composite image (google earth, google, nearmap)

GoogleTile(tx, ty, zoom)

LatLonToMeters(lat, lon )

MetersToLatLon(mx, my )

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updated 3 years ago

Kriging and Inverse Distance Interpolation using GSTAT by James Ramm

InterpolationGstat performs inverse distance or kriging interpolation using gstat. (inverse distance, kriging, interpolation)

R=ImportSurferGrd(filename)

[av_dist,gamma,h,np]=SampleVarioGstat(x,y,z,varargin)

[xi,yi,zi]=InterpolationGstat(x,y,z,res,radius,method,use...

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updated 3 years ago

Surface2VTK by James Ramm

Interpolates scattered data and saves the result to a vtk file. (vtk, surface, surf)

fillElevation(Elev,ncellX,ncellY,nlayer,nR)

meanRes(R,ncellY,ncellX,nlayer)

surface2vtk(x,y,z,r,vtkname)

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updated 3 years ago

ncquiverref by Andrew Roberts

Quiver (vector) with a reference vector or color code on a map or Cartesian axes. (quiver, reference vector, legend)

ncquiverref(x,y,u,v,units,reftype,refvec,veccol,cont)

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updated 4 years ago

day of year by Joshua Carmichael

Date vectors converted to day of the year. (julian day, calender, time)

datevec2doy(mydate)

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updated 4 years ago

D8 Algorithm for Hydrological Models by Joshua Carmichael

Finds most likely locations for water channels given a potential (d8, hydrology, glacial)

d8alg(Psi,varargin)

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updated 5 years ago

Upslope area functions by Steve Eddins

Functions for computing and visualizing upslope area, influence map, dependence map (upslope area, hydrology, dem)

border_nans(E)

dem_flow(E, d1, d2)

dependence_map(E, T, arg3, arg4)

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updated 5 years ago

tidal_ellipse by Zhigang Xu

Consists of two tidal ellipse conversion programs (tools, conversion, tidal ellipse)

[Au, PHIu, Av, PHIv, w, TWOCIR]=ep2ap(SEMA, ECC, INC, PHA...

[BEp, BEm]=cBEpm(g, f, sigma, nu, kappa, z, h)

[SEMA, ECC, INC, PHA, w, TWOCIR]=ap2ep(Au, PHIu, Av, PHI...

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updated 5 years ago

Day Length by Travis Wiens

Calculates the length of daylight for any day and latitude (sun, day, length)

[hours b]=day_length(Day,Latitude)

day_length_example.m

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updated 5 years ago

SeisLab 2.01 by Eike Rietsch

Release 6.1925 of a collection of functions for analysis/display of seismic and well-log data. (seismic, log analysis, explorationseismic da...)

MenuHandle=menu2pick_frequency_windows(figure_handle)

[a,b]=l1_slope_intercept(x,y,alpha)

[a,b]=linfit1(x,y,alpha,nd)

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updated 5 years ago

NetCDF/GRIB reader by Klaus Wyser

A collection of functions to read GRIB and netCDF files (grib, netcdf, cdi)

compile

x=cdi_dates(dates)

cdi_readall.m

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updated 5 years ago

sun_position.m by Vincent Roy

Sun position given observer time/location. (sun position, zenith, elevation)

sun_position.m

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updated 5 years ago

Strahler Stream Order by Wolfgang Schwanghart

returns the Strahler Stream Order based on channel and flow direction matrix (hydrology, geomorphology, flow direction)

streamorder(M,W)

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updated almost 6 years ago

Flow Accumulation (upslope area) by Wolfgang Schwanghart

Flow accumulation algorithm that routes through flats (hydrology, geomorphology, elevation)

ixneighbors(varargin)

wflowacc(X,Y,dem,varargin)

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updated almost 6 years ago

gaussianPlume by Harold Bien

Gaussian Plume model of airborne particulate distribution (atmosphere, pollution, gaussian plume)

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updated 6 years ago

MCC to estimate the Superficial Ocean Currents on SST images by Paula Lamosa Nunes

This script applies the Maximum Correlation Cross on SST images, to estimate the superficial ocean c (mcc, sst, current field)

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updated 6 years ago

OpenSees Pre- and Post- Processing by WaiChing Sun

OpenSees toolbox (opensees, toolbox, pre)

calmaxshear(x1,x2,x3,x4,...

calstrainp1(x1,x2,x3,x4,...

calstrainp3(x1,x2,x3,x4,...

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updated 6 years ago

Read Global Topographic Data by Zhigang Xu

Two Matlab functions to extract the data from two global topographic data base, ETOPO2v2 and GEOBEC. (etopo2, gebco, topographic data)

[LON LAT HH]=read_GridOne

[LON LAT HH]=read_GridOne_v2(dec)

[LON LAT HH]=read_etopo2v2g_f4_nc

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updated 6 years ago

Google Maps Loader by Alireza Fasih

Loading Google maps in Matlab. (google map, maps, loader)

GoogleMap(varargin)

test1.m

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updated 6 years ago

Relationship between wavelength, wave period and water depth by Gabriel Ruiz

Plot which shows relationship between wavelength, wave period and water depth. (wavelength, wave period, water depth)

wavelenvsth

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updated 6 years ago

plot_map by Sahar Sodoudi

plotting a map with political boundaries (earth sciences, mapping, plot)

plot_map.m

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updated almost 7 years ago

Sediment Transport Outside of the Surf Zone by Gabriel Ruiz

Sediment Transport Outside the Surf Zone Model. (sediments, waves, currents)

combinedwcbonlay.m

combinedwcbonlay2.m

currentbonlay.m

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updated almost 7 years ago

geo2easeGrid by Felix Comtois-Boutet

Convert geographic coordinates to EASE-Grid projection. (satellite, easegrid projection, geographic coordinate...)

geo2easeGrid(latitude,longitude);

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updated 7 years ago

Climentine topo data by Nianchuan Jian

ploting Climentine topo data topogrd2.dat (earth sciences, lunar, topo)

cc()

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updated 7 years ago

TIMESPLITRINEX by Ian Howat

Break up a RINEX GPS file by a length of time (rinex, gps, timesplitrinex)

timesplitrinex(filename,seconds)

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updated 7 years ago

INVDISTGRID by Ian Howat

Simple, robust gridding using inverse-distance interpolation. (gridding, inverse distance, interpolation)

invdistgrid(X,Y,Z,dx,varargin)

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updated 7 years ago

Sysshift by Felix Hebeler

Test two matrices (DEMs) for systematic shift / misregistration (satellite, systematic misregistr..., shift)

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updated 7 years ago

Gravity Unit Converter of GrAd Program by Cuneyt Aydin

gravity unit converter with GUI (gravity, mikrogal, gal)

unitc(varargin)

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updated 7 years ago

PDD Melt by Felix Hebeler

Calculates melt for a DEM based on positive degree days factor (positive degree days, melt, model)

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updated 7 years ago

Secrets of the Tide: Tide & Tidal Current Analysis ... by John Boon

Companion Software (earth sciences, tides, tidal currents)

worldcurrents(varargin)

worldtides(varargin)

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updated 7 years ago

ReadWeatherData by Dinkar Mylaraswamy

Retrieves weather data from National Weather Service Server. (weather, java io, weather data)

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updated 7 years ago

Euklid (Inverse) Distance Weight Matrix by Felix Hebeler

Calculates a weight matrix of any size using the (inverse) euklidean distance from center cell. (euklid distance, inverse distance, weight matrix)

euklid_W(ws,d,n)

euklid_invW(ws,d,n)

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updated 8 years ago

Gauss-Jacobi quadrature by Daniel Feldman

Weights and abscissae for radiance-to-flux conversion (satellite, gaussjacobi, flux)

Jacobi(n,a,b)

gaussjac.m

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updated almost 9 years ago

MagLforce by Abdulwahab Abokhodair

Draws lines of force of a magnetic dipole field in 2 and 3D. (geology, education, physics)

h=lforce2d(n,clr)

hh=lforce3d(n,clr)

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updated almost 9 years ago

read_file.m by Manuel Castillo

reading ascii files (load, file, ui)

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updated 9 years ago

WGS84 Ellipsoidal Earth Plotted at 4 pixels Per Degree by Michael Kleder

Draws a satellite view of earth scaled to match the WGS84 ellipsoid, with political boundaries. (satellite, wgs84, earth)

satglobe4e

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updated 9 years ago

great circle by Emanuel Bombasaro

Great circle drawer in the lower sphere. (great circle, pole drawer, earth sciences)

grossk.m

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updated 9 years ago

Normal gravity value using Somigliana's formula by Cuneyt Aydin

Normal gravity value of a point on Geodetic Reference System 1980. (normal gravity, grs80 ellipsoid, gravity anomaly)

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updated 9 years ago

do_airs_convolution.m by Daniel Feldman

Fast convolution of AIRS radiances. (satellite, srf, ils)

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updated almost 10 years ago

dmgps by Cuneyt Aydin

dmgps sets the design matrix of a GPS network whose baselines are definable. (gps, design matrix, leastsquares adjustme...)

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updated almost 10 years ago

get_granule,get_gmt by Daniel Feldman

Granule and GMT for lat/lon sounding. (satellite, atrain, granule)

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updated almost 10 years ago

download_hdf.m by Daniel Feldman

Downloads AIRS files from DAAC. (satellite, daac, download)

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updated almost 10 years ago

NEA.m by Stuart Borrett

Performs network environ analysis on network models of energy-matter flow and storage. (network analysis, ecosystem, ecology)

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