Day 30 of 180 Days of Data Viz Learning #jfdi

I’m doing some form of data visualization learning for 180 days straight because I need to #JFDI.  See post explaining how and why I’m doing this.

Tableau Mapping Tutorials

Three Takeways:

  • Importance of managing hierarchies in custom mapping data
  • Drawing custom polygons with lat and long coordinates
  • Workflow Example
    • Point ID -> Path — tells Tableau what order to connect dots in
    • Polygon ID -> Detail — separates which coordinates belong to where
    • Subpolygon -> Detail — metadata
    • Area Name -> Color –groups polygons

Note to self for open datasets:


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