• Members Only
    Line maps, Google Places API, and R

    Working with Line Maps, the Google Places API, and R

    A frequent challenge of visualization is behind the scenes, to get the data and to mold it into the format you need. Do that. Then map.

  • Members Only
    Contour plots

    How to Make a Contour Map

    Filled contour plots are useful for looking at density across two dimensions and are often used to visualize geographic data. It's straightforward to make them in R — once you get your data in the right format, that is.