This tutorial combines TopoToolbox, Antarctic Mapping Tools, and a few visualization tools to solve subglacial flow accumulation maps and display them nicely.
Chad Greene (2019). How to estimate subglacial water routes (https://www.mathworks.com/matlabcentral/fileexchange/55352-how-to-estimate-subglacial-water-routes), MATLAB Central File Exchange. Retrieved .
Added a bit about how to turn gridded flow accumulation into stream lines.
Inspired by: Flow Accumulation (upslope area), Bedmap2 Toolbox for Matlab, ColorBrewer: Attractive and Distinctive Colormaps, Intuitive RGB color values from XKCD, Antarctic Mapping Tools, TopoToolbox, Glaciology Fake Book, Ice flowlines, Antarctic basal geothermal heat flux, bedhead, cmocean perceptually-uniform colormaps