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updated 2 days ago

ImGRAFT by Aslak Grinsted

An Image Georectification and Feature Tracking toolbox (r2014b graphics ready, template matching, georectification)

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updated 13 days ago

clickz by Chad Greene

Easily get z values of pcolor or image plots from mouse clicks. (pcolor, image, imagesc)

clickz documentation


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updated 1 month ago

A fast, simple and versatile algorithm to fill the depressions of digital elevation models by Olivier Planchon

Fills depressions in a DEM with either a plateau or a gentle slope of given steepness. (dem, digital terrain, deppression filling)

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updated 1 month ago

Virtual Reality Terrain Modeling by Stacey Gage

Use actual terrain data within Virtual Reality Toolbox. (r14, dem, usgs)


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updated 3 months ago

geotiffinterp by Chad Greene

Fast interpolation for georeferenced TIFF raster data. (tif, tiff, tifff)



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updated 4 months ago

Bedmap2 Toolbox for Matlab by Chad Greene

Transforms Bedmap2 data to lat/lon coordinates. Offers simple commands to extract and/or plot data. (antarctica, mapping, polar)




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updated 11 months ago

Voxel viewshed by Aslak Grinsted

Returns the visible area of a DEM from a given camera location. (viewshed, voxel, dem)


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updated 1 year ago

Calculate DEM Surface Area by Juernjakob Dugge

Calculate the corrected surface area of a digital elevation model. (dem, elevation, surface area)

demarea( Z, varargin )

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updated 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)


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updated almost 4 years ago

SRTM Interpolation by Michael Melzer

The function interpolates between SRTM data points. (image processing, interpolation, earth science)


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updated almost 4 years ago

Image and Terrain Modeling using Incremental Delaunay Triangulation by Omid Sakhi

This program model image/digital elevation data using incremental Delaunay triangulations. (image, terrain, modeling)




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updated 4 years ago

Universal Mutli Fractal Random Field Generation by Andrea monti guarnieri

Generate UMF 2D random field. Simulate DEMs, clouds, turbulent fields. (multifractal, levy, fractals)


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updated almost 5 years ago

DEM to volumetiric by Dimitris

converts a Digital Elevation Model (or 2.5D data) to a volumetric raster (or true 3D data) (dem, volumetric, digital elevation mod...)


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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)


dem_flow(E, d1, d2)

dependence_map(E, T, arg3, arg4)

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updated 6 years ago

ascii2xyz by Andrew Stevens

convert ARC ASCII text file to xyz (data import, data export, ascii)


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updated almost 7 years ago

Raster to XYZ by Joseph Wheaton

Converts an Arc ASCII Raster to a vector point file. (ascii raster, vector, dem)

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updated almost 7 years ago

Detrend DEM by Valley Slope by Joseph Wheaton

Detrends a DEM by Valley Slope (dem, digital elevation mod..., detrending)

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updated 7 years ago

Hypsometric Integral by Felix Hebeler

Calculates the hypsometric integral for a raster and plot curve (hypsometry, hypsometric integral, dem)

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updated 7 years ago

Hillshade by Felix Hebeler

calculates a hillshade for a DEM (matrix) (hillshade, dem, shading)

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updated almost 8 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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