Simon Willison’s Weblog

An Easy Way to Make a Treemap. The second in Flowing Data’s handy series of R tutorials.

Posted 11th February 2010 at 10:29 am

Recent articles

The evolution of OpenAI's mission statement - 13th February 2026
Introducing Showboat and Rodney, so agents can demo what they’ve built - 10th February 2026
How StrongDM's AI team build serious software without even looking at the code - 7th February 2026

flowingdata 1 r 2 treemap 2 visualisations 3

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