Richard Barnes

  • Program Years: 2015-2019
  • Academic Institution: University of California, Berkeley
  • Field of Study: Computational Ecology/Geoscience
  • Academic Advisor: John Harte
  • Practicum(s):
    National Renewable Energy Laboratory (2016)
  • Degree(s):
    M.S. Ecology, Evolution, and Behavior, University of Minnesota, 2015; B.S. Philosophy, University of Minnesota, 2011; B.S. Physics, University of Minnesota, 2010

Current Status

Publications

**R Barnes**. (2019)
Optimal orientations of discrete global grids and the Poles of Inaccessibility.
International Journal of Digital Earth (In-Press).
doi: 10.1080/17538947.2019.1576786

**R Barnes**. (2019)
Accelerating a fluvial incision and landscape evolution model with parallelism.
Geomorphology: 330.
doi: 10.1016/j.geomorph.2019.01.002

**R Barnes**. (2017)
"Parallel Non-divergent Flow Accumulation For Trillion Cell Digital Elevation Models On Desktops Or Clusters."
Environmental Modelling & Software. Volume 92, Pages 202-212.
doi: 10.1016/j.envsoft.2017.02.022

**R Barnes** and Clark. (2017)
"65 Million Years of Change in Temperature and Topography Explain Evolutionary History in Eastern North American Plethodontid Salamanders."
American Naturalist. Vol 190, Issue 1.
doi: 10.1086/691796

**R Barnes**. (2016)
"Parallel Priority-Flood Depression Filling For Trillion Cell Digital Elevation Models On Desktops Or Clusters."
Computers & Geosciences. Vol 96, Pages 56-68.
doi: 10.1016/j.cageo.2016.07.001

DeHaan et al. including **R Barnes**. (2016)
"A Pipeline Strategy for Crop Domestication."
Crop Science. Vol. 56, Pages 1-14.
doi: 10.2135/cropsci2015.06.0356

Runck et al. including **R Barnes**. (2014)
"The Reflective Plant Breeding Paradigm: A Robust System of Germplasm Development to Support Strategic Diversification of Agroecosystems."
Crop Science. Vol. 54, Pages 1939-1948.
doi: 10.2135/cropsci2014.03.0195

**R Barnes**, C Lehman, D Mulla. (2014)
"An Efficient Assignment of Drainage Direction Over Flat Surfaces in Raster Digital Elevation Models."
Computers & Geosciences. Vol 62, Pages 128-135, ISSN 0098-3004.
doi: 10.1016/j.cageo.2013.01.009 Web LinkCode

**R Barnes**, C Lehman, D Mulla. (2014)
"Priority-Flood: An Optimal Depression-Filling and Watershed-Labeling Algorithm for Digital Elevation Models"
Computers & Geosciences. Vol 62, Pages 117-127, ISSN 0098-3004.
doi: 10.1016/j.cageo.2013.04.024

**R Barnes**, C Lehman. (2013)
"Modeling of Bovine Spongiform Encephalopathy in a Two-Species Feedback Loop."
Epidemics. Vol. 5, Issue 2, Pages 85-91.
doi: 10.1016/j.epidem.2013.04.001

Runck et al. including **R Barnes**. (2013)
"Development of Continuous Living Cover Breeding Programs to Enhance Agriculture's Contribution to Ecosystem Services."
White paper for "Perennial Crops for Food Security: Proceedings of the FAO Expert Workshop, Rome." p. 229.

**R Barnes**, Pliquett, Barthel. (2013)
"Simultaneous measurement of active potentials and bioimpedance during muscle movement."
Paper presented at the 15th Intn'l Conf. on Electrical Bio-Impedance. Heiligenstadt, Germany.

Bagshaw et al. including **R Barnes**. (2012)
"E-tracers: Development of a low cost wireless technique for exploring sub-surface hydrological systems"
Hydrological Processes. Vol 26, Pages 3157-3160
doi: 10.1002/hyp.9451

C Lehman, A Keen, **R Barnes**. (2012)
"Trading Space for Time: Constant-Speed Algorithms for Managing Future Events in Scientific Simulations."
Paper presented at the 2012 Int'l Conf. Scientific Computing.

Mulla et al. including **R Barnes**. (2012)
"Strategic Planning for Minnesota's Natural and Artificial Watersheds."
Final Summary to the Legislative-Citizen Commission on Minnesota Resources.

**R Barnes**, C Lehman, D Mulla. (2011)
"Distributed Parallel D8 Up-Slope Area Calculation in Digital Elevation Models."
Paper presented at the 2011 Intn'l Conf. on Parallel & Distributed Processing Techniques & Applications.

Reich et al. including **R Barnes**. (2011)
"Projecting Environmental Trajectories for Energy-Water-Habitat Planning."
Final Summary to the Legislative-Citizen Commission on Minnesota Resources.



Software Packages
=================
compactnesslib: https://github.com/r-barnes/compactnesslib
High-performance library for calculating compactness scores; useful for quantifying gerrymandering.

RichDEM: https://github.com/r-barnes/richdem
Tools for analyzing massive raster digital elevation models.

dggridR: https://cran.r-project.org/web/packages/dggridR/index.html
Tools for dividing the Earth into equally-sized hexagonal or triangular cells. A core package of R's "Analysis of Spatial Data" view.

ArcRasterRescue: https://github.com/r-barnes/ArcRasterRescue
Reverse engineering of the ArcGIS File Geodatabase format.

Grid Engine: https://github.com/r-barnes/grid_engine
A simple C++ interface to rectangular and hexagonal grids



Invited Talks
=============

"Understanding Riparian Landscapes Across Continents or Millenia" Pacific Northwest National Lab's ``Computing at PNNL" Seminar Series (2018)

"Continent-Scale Terrain Analysis" USGS National Hydrography Working Group (2017)

"Algorithms for and Applications of Continent-scale Terrain Analysis"
Lawrence Berkeley Nt'l Lab Terrestrial Biogeochemistry Group (2017-10)

"Modeling physiological tradeoffs in perennial vs. annual crops."
New Roots For Ecological Intensification Conference, Estes Park (2014-10-28)

"Considering grain yield through physioevolutionary simulation."
University of Minnesota Applied Plant Sciences Seminar (2013-09-09)

Outreach
============

"Leveraging Hack-a-thons and Rapid Software Development for Science"
Hack for Climate (Invited Talk), Minneapolis (2014-09-12)

Awards

*Associate Editor: Computers & Geosciences
*Mentor: OLCF OpenACC Hackathon, BNL KNL Hackathon, Boulder GPU Hackathon

*2018 Fellow: Berkeley Institute for Data Science Fellow
*2018 MCED Ecological Modeling Award for Best Paper
*2018 Geomorphometry Award for Best Student Paper
*2018 Participant: NSF Workshop for Conceptualizing a Geospatial Software Institute
*2017 Fellow: CITRIS Invention Lab (UC Berkeley)
*2015 Participant: Santa Fe Institute Complex Systems Summer School
*2015 Fellow: DOE Computational Science Graduate Fellowship
*2014 Fellow: NSF Graduate Research Fellowship

*2017 TOM Berkeley Makeathon: Most Innovative Project
*2015 NASA Space Apps Challenge Virtual Location Winner
*2014 Hack4Good Global Climate Challenge Winner
*2014 Best Use of Public Data, Minneapolis Nt'l Day of Civic Hacking
*2014 Code for Good Prize, Seattle Nt'l Day of Civic Hacking
*2014 Beta.MN Start-up Competition Winner
*2013 Intel Labs Innovation Pipeline Awardee
*2013 White House Civic Hacking Champion of Change Invitee
*2013 ESRI Innovation Award, Minneapolis Nt'l Day of Civic Hacking