DEM: Shaded relief image plot (digital elevation model) by François Beauducel

Pretty shaded relief map as flat image. (digital elevation mod..., earth science, mapping)

landcolor(n)

seacolor(n)

dem.m

READHGT: Import/download NASA SRTM data files (.HGT) by François Beauducel

Imports or download SRTM worldwide digital elevation model data files. (earth science, digital elevation mod..., mapping)

landcolor(n)

seacolor(n)

dem.m

Automatic Terrain Generation by Tucker McClure

A set a tools for generating artificial terrain and other rough phenomena mapped over a 2D surface. (terrain, landscape, mapping)

Demonstration of Algorithmic Terrain Generation

generate_brownian_mesh(n, zm)

generate_brownian_tri(n, nm, r0, el, rr)

GREATCIRCLE and LOXODROME: "As the crow flies" and rhumb line path, distance and bearing by François Beauducel

Computes path coordinates, distance and bearing on Earth along great circle or rhumb line. (mapping, navigation)

[lat,lon,dist,bear]=loxodrome(varargin)

varargout=greatcircle(varargin)

kml2kmz.m by Ryan Bell

Converts .kml file types into self-contained .kmz filetypes. (plotting, mapping, contour)

kml2kmz(varargin)

mimtransform by Felipe G. Nievinski

Changes the map projection of a raster image. (image, mapping, projection)

angle_range_positive (angle)

azimuth_range_positive (varargin)

get_border_ind (grid, n)

CH1903+ to degrees by Sam Roberson

Convert Swiss grid CH1903+/SV03 to decimal degrees. (mapping)

ch1903plus2deg(y,x)

COMPROSE: compass rose plot by François Beauducel

Plots 1, 4, 8 or 16-point compass rose to current axis. (graphics, mapping)

ho=comprose(x,y,n,w,az,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)

WGS 84 to SWEREF by Fredrik

Converts coordinates from WGS 84 (NMEA) to projected coordinates in SWEREF99 TM. (gps, mapping)

sweref.m

Corresponding Points through MDL by Dirk-Jan Kroon

Minimum Description Length optimization of PCA model for 2D/3D ASM model building (mdl, minimum description l..., pca)

A=imresize3d(V,scale,tsize,ntype,npad)

AffineGradient2D( UpdateAffine,mappingdata,options)

Alpha=UniformLine(nLandmarks)

OpenStreetMap Functions by Ioannis Filippidis

Load map, extract connectivity, plot road network & find shortest paths from OpenStreetMap XML file. (data import, automotive, transportation)

...

...

[d pred]=dijkstra(A,u)

Shape Context Based Corresponding Point Models by Dirk-Jan Kroon

Shape Context based nonrigid registration of 2D/3D objects, to build Active Shape Models (icp, contour, 3d)

A=imresize3d(V,scale,tsize,ntype,npad)

A=imresize3d(V,scale,tsize,ntype,npad)

A=imresize3d(V,scale,tsize,ntype,npad)

Google Earth Overlay by Cameron Sparr

Overlay a MATLAB figure, .fig file, or image file onto Google Earth. (google earth, geology, ge overlay)

export_overlay(filename, output, rect)

insertNaN by Chris Miller

Used to insert NaN values into a vector or matrix given a threshold condition. (nan, mapping, plotting)

finaldata=insertNaN(data,diffthreshold)

Shaded Earth Map by Jonathan Sullivan

Draws a path of the Earth with realistic colors. (earth, plot, mapping)

drawEarthShaded(USAshaded,WorldShaded,Lakes)

Correctly proportion a lat/lon plot by Jonathan Sullivan

Correctly proportions a lat/lon plot based on a spherical Earth assumption (latitude, longitude, proportions)

lat_lon_proportions(h)

Google Maps API Polyline Decoder by chris hinkle

Decodes google maps API polyline string into lat/lon positions. (maps, api, google maps api)

googlePolyLineDecoder(asciiIn,offset)

Spherical Mapping Drawing Demonstration by Michael

Maps your drawing on the plane to the sphere in real time. (drawing, spherical, planar)

spheremap(status)

Spherical Earth Elevation Angle by Jonathan Sullivan

Determines elevation angle based on spherical Earth. (mapping, elevation, angle)

getElevationAngle(GR,h1,h2,rEffective)

Complex Function Grapher by Jon Moller

A tool to graph complex functions on the Argand plane (x + iy). (complex, complex function, argand)

compfuncgraph2.m

Convert Image To And From Graph Coordinates by Michael Chan

Illustrates mapping of binary image to graph coordinates and vice-versa. (image, plot, coordinates)

mapPixelsToCoordinatedPlotGraph(pixeliZedScratchPad, ...

plotCoordinatesToImagePixels(x_coordinates, y_coordinates, ...

usage_ImageToAndFromGraphCooridinates.m

GPS Coordinate Transformations by Charles Rino

Utilities for manipulating GPS position data (coordinate transforma..., mapping, gps)

D=Rotate_ecf2tcs(origin)

EarthModel

Get_DirCos_ForwardT (A, MatrixFlavor);

Barnes objective analysis by Stephen Pierce

A successive corrections scheme which is an easy-to-use cousin of kriging or optimal interpolation. (interpolation, oceanography, earth science)

barnes(x,y,z,xo,yo,xr,yr,npassmax)

Optical Communications Systems (SOFTDM Ver 1.5) Update Matlab 2010a by David Steckler

Toolbox/blockset about optical comunication system Sonet/SDH mapping over fiber optics (optics, fiber, communication)

softtdm

get_google_map by Val Schmidt

Retrieve a google map from the command line using the Static Google Maps API. (google, map, mapping)

get_google_map(lat, lon, varargin)

Mapping of angles from [-pi,pi] to [0,2*pi] by Nassim Khaled

This file contains a subsystem that performs a one-to-one mapping from [-pi,pi] to [0,2*pi]. (map, mapping, trigonometry)

angle_mapping

angle_mapping_example

polysection by Jeff Tuhtan

Create cross sections along waypoints based on a 3D grid interpolated from xyz scatter data. (create cross section, scatter, mapping)

polysection

pointsection by Jeff Tuhtan

Create user defined cross sections based on a 3D grid interpolated from xyz scatter data. (3d cross section, create cross section, cross section)

pointsection

scale by Rouzaud Denis

Add a map scale to a specified axis. Do not need to be a so called map axis in matlab. (map scale, map, scale)

getaxlim(h)

scale

imshade by Kelsey Jordahl

Plot shaded relief, optionally using simulated lighting direction (map, mapping, color)

imshade(x,y,im,angle);

velocity_triangulation.m v1.0 (Sep 2009) by Carlos Adrian Vargas Aguilera

Triangulates velocity from a 2D planar wave. (gps, wave, velocity)

velocity_triangulation(X,Y,T,TOL,varargin)

GPX file reader by karl critz

%LOADGPX Loads route points from a GPS interchange file (cycling, gps, longitude)

loadgpx(fileName,varargin)

Resampling volume or image with affine matrix by Jimmy Shen

Use affine matrix to convert 3D vol or 2D img to orthogonal one with corresponding affine matrix. (affine, 2d, 3d)

affine(old_img, old_M, new_elem_size, verbose, bg, method)

Conversion between Equatorial and Ecliptic Coordinates by Dmitry Savransky

Convert between the equatorial and ecliptic celestial coordinate systems. (astronomy, aerospace, mathematics)

eclip2equat(lambda,beta)

equat2eclip(alpha,delta)

Compute the Great Circle Distance between two points by Steve Ratts

compute the great circle distance between two points given lat and long. (mapping, measurement)

greatCircleDistance(phi_s, lambda_s, phi_f, lambda_f, r)

plot_map by Sahar Sodoudi

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

plot_map.m

MATLAB and Simulink in the World: Earth, Ocean, and Planetary Sciences by Linda Webb

Innovative applications of MathWorks products in earth, ocean, and planetary sciences. (whitepaper, article, paper)

OFDMA Signal mapping process by Carlos Batlles

A Basic WiMAX 802.16d MAC layer implementation (80216, ofdma, wimax)

MAC_layer (Data_users, SNR_users)

data_region (Amount_data_users, Segment_users);

Schwarz-Christoffel Toolbox by Toby Driscoll

Computes conformal maps to polygons, allowing easy solution of Laplace's equation. (conformal, laplaces equation, mapping)

craffine(w,beta,cr,Q,tol)

crcdt(w,edge,triedge,edgetri)

crderiv(zp,beta,cr,aff,wcfix,Q,qdat)

EZMILLER - easily plot a flat world map (Mapping Toolbox 2.x) by Michael Kleder

Draws a flat world map with coastal and political boundaries for use with Mapping Toolbox 2.x (boundaries, toolbox, mapping)

ezmiller(varargin)

get_granule,get_gmt by Daniel Feldman

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

Mapping Intensities in Images into New Values by Kateryna Artyushkova

Functions for stretching MIN and MAX limits of original images to new values. (mapping, stretching, image arrays)

[MinPixVal, MaxPixVal]=max_min_pix_value(im_array);

im_map=map_con_array_1(im_orig, N, Cmin, Cmax);

im_map=map_con_array_2(im_orig, Cmin1, Cmax1, Cmin2, Cmax2)...