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

Phoenix.new is Fly's entry into the prompt-driven app development space - 23rd June 2025
Trying out the new Gemini 2.5 model family - 17th June 2025
The lethal trifecta for AI agents: private data, untrusted content, and external communication - 16th June 2025

flowingdata 1 r 2 treemap 2 visualisations 3

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe