Heat maps are a term for a [[Maps|map]] that combines [[Positional Semantics]] with **colors** to tell a story. The [[Git]]Hub commit history is one. As is my copy of it below, made in [[Spreadsheet|Excel]]. I never thought to use Conditional Formatting to make a heat map before. Turns out it's really easy. Here's my re-creation of the typical [[git]]hub code-commit heatmap - but instead of coding it's how likely I am to eat out and work out by day of week and week of year over the past 5 & 12 years (respectively): ![[Pasted image 20260130195307.png]] Neat. Also weird that I don't really see much in the way of trends - especially weird to not see a trend by day-of-week in either. Here's another one plotting daily reported subjective health against daily reported satisfaction: ![[Pasted image 20260130205245.png]] **** # More ## Source - grad school