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Highlighted in Geomorphometry 2018

Additional Information

Competing Interests

The authors declare that they have no competing interests.

Author Contributions

Richard Barnes conceived and designed the experiments, performed the experiments, analyzed the data, contributed reagents/materials/analysis tools, prepared figures and/or tables, authored or reviewed drafts of the paper, approved the final draft.

Data Deposition

The following information was supplied regarding data availability:

The code described in this paper is version controlled at "" and doi-controlled at "".


This work was supported by the Department of Energy's Computational Science Graduate Fellowship (Grant No. DE-FG02-97ER25308). Early-stage development utilized supercomputing time and data storage provided by the University of Minnesota Supercomputing Institute. Empirical tests were performed on XSEDE's Comet supercomputer which is supported by the National Science Foundation (Grant No. ACI-1053575) and was made available by an NSF Graduate Research Fellowship. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.

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