Datavis 2020 Episode 28 Preparing Geospatial Data
This tool is your friend: https://mapshaper.org/
Part of https://datavis.tech/datavis-2020/
00:00 Intro
00:27 World Atlas Project: https://github.com/topojson/world-atlas
00:40 Brief summary of TopoJSON
01:03 Brief summary of GeoJSON
02:21 Intro to Natural Earth https://www.naturalearthdata.com/
03:48 Intro to mapshaper.org https://www.mapshaper.org
04:41 Intro to Line Simplification https://bost.ocks.org/mike/simplify/
05:24 Intro to Douglas-Peucker and Visvalingam's algorithm.
(times courtesy of Sriram Sharma)
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