Cells or bins are colored based on data. As with all visualization types that use color as the main visual encoding, choose shades carefully.
Heatmaps quickly translate data tables into a visual form, making them a great tool to explore a new dataset.
Using color as the visual encoding, show changes over time in two dimensions.
Things have a way of repeating themselves, and it can be useful to highlight these patterns in data.
Add interaction so that you can show different segments of the data and allow comparisons.
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.
The familiar but underused layout is a good way to look at patterns over time.
Reddit user desfirsit made heatmaps to show where on the chess board pieces…
A $600 per week benefit expires for the unemployed at the end of…
30 is the new 20. Wait. 40 is the new 20. No, scratch…
From the teenage years to college to adulthood through retirement, sleep is all over the place at first but then converges towards consistency.
For National Geographic, Kennedy Elliot made a series of heatmaps that show the…
"So how'd you two meet?" There's always a story, but the general ways people meet are usually similar. Here are the most common.
There's a space on the basketball court called "mid-range." It's actually not off-limits. In fact, people used to shoot these so-called "mid-range" shots.
This interactive heatmap by Jonas Schöley shows mortality rates by age. Just use…
The most common causes of death changed over the years. They vary across sex and age group. This animation shows the details of these changes.
Wow your friends during the game with random win percentages, based on various player stats.
Here’s a different look at tax cuts and increases from Reuben Fischer-Baum for…
Sleep. Work. Play. The times and everything in between change depending on who you talk to.
Compared to 1970, a shift towards women making the higher income.
These are the traffic crashes that resulted in deaths in 2015, categorized by month, time of day, and factors involved.
For April Fool’s Day, Reddit ran a subreddit, r/place, that let users edit…
Looking for some data to play with? James P. Curley compiled Scrabble data…
