Oliver O’Brien and I have managed to sneak a map on the front page of this week’s issue of the British Medical Journal. The graphic shows the modelled flows of bikes between docking stations and accompanies a paper on the positive health effects of the Boris Bike cycle scheme in London. The trick it seems was to make the cycle flows look as much like veins as possible…
One of the best offers we could get for it was on



    1. James Author

      I am sorry to say that I have a near identical version in ggplot2 but this version was actually done in Gephi. We couldn’t quite get the line widths working the way we wanted and it was a big rush!


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