The Digital Grain Size Project: Automated Estimates of Grain Size from Images of Sediment. GUI (Graphic User Interface) version for Matlab 📷
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Version 5.2 (June 2014)

MATLAB software to calculate the grain size distribution from an image of sediment or other granular material


To run the program, download and unzip, open MATLAB, cd to the DGS-master directory, then in the command window type:


Contributing & Credits

This program implements the algorithm of Buscombe, D. (2013) Transferable Wavelet Method for Grain-Size Distribution from Images of Sediment Surfaces and Thin Sections, and Other Natural Granular Patterns, Sedimentology 60, 1709 - 1732

Written by Daniel Buscombe, various times in 2012 - 2014 while at School of Marine Science and Engineering, University of Plymouth, UK and now: Grand Canyon Monitoring and Research Center, U.G. Geological Survey, Flagstaff, AZ

Please contact:

to report bugs and discuss the code, algorithm, collaborations

For the latest code version please visit:

See also the project blog:

Please download, try, report bugs, fork, modify, evaluate, discuss. Thanks for stopping by!