geotiffwrite by Jimmy Shen

Write a 2D or 3D array to a single or multi-band GeoTIFF file (earth sciences, dem, earth science)

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

make_option(action)

ImportAsciiRaster by Giuliano Langella

Import Arc/Info AsciiRaster (gis, 3d, info)

ImportAsciiRaster(varargin)

plot_google_map by Zohar Bar-Yehuda

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

plot_google_map(varargin)

Shepard_Ternary_Plot by William Waite

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

Shepard(Sand,Silt,Clay)

Google Earth Toolbox by scott lee davis

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

Google Earth toolbox - ge_axes

Google Earth toolbox - ge_barbdaes

Google Earth toolbox - ge_box

getTile by Nick Mortimer

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

GoogleTile(tx, ty, zoom)

LatLonToMeters(lat, lon )

MetersToLatLon(mx, my )

Kriging and Inverse Distance Interpolation using GSTAT by James Ramm

InterpolationGstat performs inverse distance or kriging interpolation using gstat. (2d interpolation, gridding, interpolation)

R=ImportSurferGrd(filename)

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

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

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)

ncquiverref by Andrew Roberts

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

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

day of year by Joshua Carmichael

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

datevec2doy(mydate)

D8 Algorithm for Hydrological Models by Joshua Carmichael

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

d8alg(Psi,varargin)

Upslope area functions by Steve Eddins

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

border_nans(E)

dem_flow(E, d1, d2)

dependence_map(E, T, arg3, arg4)

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, PHIv,...

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

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...)

[combi,syn,aux]=s_2d_spliced_synthetic(seismic,wavelet,refl...

[curve,info]=l_gc(wlog,mnem,depths)

[ftseismic,aux]=s_fft(seismic,varargin)

NetCDF/GRIB reader by Klaus Wyser

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

compile

x=cdi_dates(dates)

cdi_readall.m

sun_position.m by Vincent Roy

Sun position given observer time/location. (elevation, azimuth, earth sciences)

sun_position(time, location)

Strahler Stream Order by Wolfgang Schwanghart

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

streamorder(M,W)

Flow Accumulation (upslope area) by Wolfgang Schwanghart

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

ixneighbors(varargin)

wflowacc(X,Y,dem,varargin)

gaussianPlume by Harold Bien

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

[C,z0]=gaussianPlume(Q, u_ref, h, varargin)

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)

EstimatesOceanCurrents_MCC.m

OpenSees Pre- and Post- Processing by WaiChing Sun

OpenSees toolbox (opensees, post, pre)

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

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

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

Read Global Topographic Data by Zhigang Xu

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

[LON LAT HH]=read_GridOne

[LON LAT HH]=read_GridOne_v2(dec)

[LON LAT HH]=read_etopo2v2g_f4_nc

Google Maps Loader by Alireza Fasih

Loading Google maps in Matlab. (google map, maps, earth sciences)

GoogleMap(varargin)

test1.m

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

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

wavelenvsth

plot_map by Sahar Sodoudi

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

plot_map.m

Sediment Transport Outside of the Surf Zone by Gabriel Ruiz

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

[current_shear_velocity1,taoc,w_max_shear_velocity,taowm,ma...

[von_Karman,omega,Abm,kn,fw,max_shear_velocity,max_bottom_s...

combinedwcbonlay(max_orbital_velocity,T,current_velocity_zr...

geo2easeGrid by Felix Comtois-Boutet

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

geo2easeGrid(latitude,longitude);

Climentine topo data by Nianchuan Jian

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

cc()

TIMESPLITRINEX by Ian Howat

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

timesplitrinex(filename,seconds)

INVDISTGRID by Ian Howat

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

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

Sysshift by Felix Hebeler

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

sysshift(M1,M2,varargin)

Gravity Unit Converter of GrAd Program by Cuneyt Aydin

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

unitc(varargin)

PDD Melt by Felix Hebeler

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

meltpdd(dem,T,minalt,params)

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

Companion Software (tides, tidal analysis, tidal currents)

worldcurrents(varargin)

worldtides(varargin)

3D Earth Example by Ryan Gray

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

earth_example.m

ReadWeatherData by Dinkar Mylaraswamy

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

readWeatherData(stID)

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)

Gauss-Jacobi quadrature by Daniel Feldman

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

Jacobi(n,a,b)

gaussjac.m

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)

read_file.m by Manuel Castillo

reading ascii files (load, general, ui)

[a,filename,pathname]=read_file

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

great circle by Emanuel Bombasaro

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

grossk.m

Normal gravity value using Somigliana's formula by Cuneyt Aydin

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

ng=ngrav(fi);

do_airs_convolution.m by Daniel Feldman

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

dmgps by Cuneyt Aydin

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

A=dmgps(fromto,pnt,fixpnt)

get_granule,get_gmt by Daniel Feldman

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

download_hdf.m by Daniel Feldman

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

download_hdf(download_hdf_input)

NEA.m by Stuart Borrett

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

[ep]=NEA(data,varargin);

pol by Luis Ros

Calculates a topographic polygonal using the least-squares method. (polygonal, topography, leastsquares)

pol.m