858

#858: roads, contours, servers, choropleth

Mon, 30 Apr 2018, last check: Tue, 25 Aug 2026. Post history

• roads RoadTracer, a computer vision system to draw roads from aerial images that are 45% more precise and cheaper than current systems
  https://news.mit.edu/2018/new-way-to-automatically-build-road-maps-with-aerial-images-0417
• contours A tool to draw contour lines from everywhere, with basic styling and allowing to download them with usual formats for web and GIS
  https://www.axismaps.com/blog/2018/04/contours-in-browser | archive.org
• servers GeoPoppy is a portable Raspberry Pi GIS that connected to a table allows data capture and advanced features
  https://cartong.pages.gitlab.cartong.org/resources-center/en/
• choropleth A guide with some good advice on how to make simple but understandable choropleth maps
  https://www.datawrapper.de/blog/choroplethmaps/

Raf