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)

LL2OS by Michael Fourman

Convert from Lat Lon to OSGB coordinates (latitude, longitude, osgb)

ll2os( lat, lon )

OS2LL by Michael Fourman

Convert UK OSGB National Grid coordinates to Lat/Lon (gis, googlearth, national grid)

os2ll( E, N )

ImportAsciiRaster by Giuliano Langella

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

ImportAsciiRaster(varargin)

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)

Inverse Distance Weight by Simone Fatichi

Inverse distance weighting (IDW) multivariate interpolation. (interpolation, inverse distance weig..., gis)

IDW.m

wgs2utm (version 2) by Alexandre Schimel

Convert WGS84 coordinates (Latitude, Longitude) into UTM coordinates (northing, easting). (wgs, wgs84, utm)

wgs2utm(Lat,Lon,utmzone,utmhemi)

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)

Inverse Distance Weighted (IDW) or Simple Moving Average (SMA) INTERPOLATION by Giuliano Langella

This function computes at (Xi,Yi) unknown locations the IDW (w<0) or the SMA (w=0) predictions. (earth science, interpolation, inverse distance weig...)

gIDW(Xc,Yc,Vc,Xi,Yi,w,r1,r2)

Save ascii raster by Giuliano Langella

Save a MatLab array in a typical ArcInfo ascii raster, with header at top. (arc, raster, info)

SaveAsciiRaster(varname, header);

SP_PROJ by Andrew Stevens

Convert to and from US state plane coordinates (coordinate transforma..., earth science, gis)

sp_proj(zone,type,x,y,units)

curvature by Wolfgang Schwanghart

8-connected neighborhood curvature of a digital elevation model (derivative, slope, gis)

curvature(DEM,varargin)

gradient8 by Wolfgang Schwanghart

8-connected neighborhood gradient and aspect of a digital elevation model (aspect, slope, elevation)

gradient8(DEM,res)

deg2utm by Rafael Palacios

Function to convert lat/lon vectors into UTM coordinates (WGS84) (coordinates, utm, degrees)

deg2utm(Lat,Lon)