# Heat map ## Definition(s) ### Context: [[data visualizations|data viz]] #### Sub-context >[! Definition] >A data visualization that uses color contrast to compare categories in a dataset ## Examples ### Good Heat map <img src=https://www.tableau.com/sites/default/files/2021-09/Heatmap%20-%20Good%20-%20900x650.png> Image credit: [Tableau help docs](https://www.tableau.com/visualization/what-is-heat-map-and-highlight-table) ### Bad Heat Map Too many measures encoded. <img src=https://www.tableau.com/sites/default/files/2021-09/Heatmap%20-%20Bad%20-%20900x650.png> ## Related [[Highlight table]] ## Resources - [Dataviz Catalogue: Heatmap](https://datavizcatalogue.com/methods/heatmap.html) - [Tableau chart type cheat sheet: Types and when to use](https://towardsdatascience.com/the-ultimate-cheat-sheet-on-tableau-charts-642bca94dde5) ## Flashcards The below code are generated for use with [Spaced Repetition plugin](https://github.com/st3v3nmw/obsidian-spaced-repetition/) [docs](https://www.stephenmwangi.com/obsidian-spaced-repetition/) A data visualization that uses color contrast to compare categories in a dataset @@@ [[Heat map]]