Cells or bins are colored based on data. As with all visualization types that use color as the main visual encoding, choose shades carefully.
Tutorials and Guides
How to Make a Heatmap in Excel
Heatmaps quickly translate data tables into a visual form, making them a great tool to explore a new dataset.
How to Make Animated (GIF) Heatmaps in R
Using color as the visual encoding, show changes over time in two dimensions.
Visualizing Patterns on Repeat
Things have a way of repeating themselves, and it can be useful to highlight these patterns in data.
How I Made That: Interactive Heatmap
Add interaction so that you can show different segments of the data and allow comparisons.
More on Making Heat Maps in R
You saw how to make basic heat maps a while back, but you might want more flexibility for a specific data set. Once you understand the components of a heat map, the rest is straightforward.
Shifting causes of death over the decades
Saloni Dattani, for Our World in Data, used a set of heatmaps to…
Past and present California drought severity
It’s been raining a lot here in California, which is helpful, because most…
Role of luck in football wins
NFL Football Operations calculated how much luck has contributed to team wins and…
Analysis of compound curse words used on Reddit
As you know, Reddit is typically a sophisticated place of kind and pleasant…
Premier League territory control
The Athletic charted territories on the field to show whether the team of…
Heatmap of average IMDb ratings for all the shows
Inspired by a graphic on Reddit, Jim Vallandingham expanded the format for all…
Inflation isn’t that exciting
For NYT Opinion, Josh Bivens and Stuart A. Thompson argue that you don’t…
How countries ranked by Olympic medal counts
Ranking countries by medal count change depending on how much value you place…
Calculating swim speeds
The New York Times charted speed ranks during the women’s 4×100 freestyle relay.…
Where chess pieces are most often captured
Reddit user desfirsit made heatmaps to show where on the chess board pieces…
If the unemployed lose $600 per week
A $600 per week benefit expires for the unemployed at the end of…
Sleep Schedule, From the Inconsistent Teenage Years to Retirement
From the teenage years to college to adulthood through retirement, sleep is all over the place at first but then converges towards consistency.