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Data Science & Analytics vocabulary · Visualization and Dashboards

Heatmap

Meaning in data science & analytics, with examples

/ˈhiːtmæp/nounCommon term

In data science & analytics, heatmap means: A chart that shows values in a grid using colours, where darker or warmer colours usually mean higher values, such as orders by day of the week and hour.

In Turkish: ısı haritası

How it is used

Also written 'heat map'. Common for correlation matrices, cohort tables and activity by time. Website heatmaps show where visitors click or how far they scroll. Designers prefer colour scales that colour-blind readers can also follow.

Example sentences

  1. The heatmap shows that most orders come in on weekday evenings.

  2. I'd use a heatmap for the correlation matrix instead of a table of numbers.

Common collocations

  • correlation heatmap
  • click heatmap
  • colour scale
  • plot a heatmap
  • data visualizationThe practice of showing data as charts, graphs and maps so that people can see patterns, comparisons and changes more quickly than in a table.
  • correlationA relationship between two variables in which they tend to change together, often measured by a coefficient from -1 to 1, where 0 means no linear relationship.
  • cohortA group of users who share a starting point or experience in the same period, such as everyone who signed up in January, and who are followed over time.
  • dashboardA screen that shows the most important charts and numbers about a business or system in one place, usually updated automatically.

This word in other fields

The same English word can have a different meaning in another field:

More terms: Visualization and Dashboards

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