[Ráfaga]Nº588: isochrones, heights, cities

[Jorge Sanz]

Nº588: isochrones, heights, cities
<http://localhost:4000/rafagas/2017/04-17.html>

17 Apr 2017 by Raf

   - Measure pedestrian access using raster analysis in JavaScript
   https://github.com/atogle/walkshed.js/
   - Extracting building heights with LIDAR to produce 3D models
   http://blog.nadnerb.co.uk/?p=209
   - A 2016 updated table to classify the main world cities

   http://geoconfluences.ens-lyon.fr/actualites/veille/classement-global-cities-2016
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