DataViz Tip #26: Chart Types: Sankey Diagram
In this and several of the following tips, we will cover some of the more “exotic” chart types you can use to visualize your data. Today we are starting with a Sankey Diagram.
Sankey diagrams are used to depict the flow of data between several categories. This chart type is very good at giving viewers a clear picture of how values transition and split from one set of categories to the other. If you are a Google Analytics user you have probably seen a version of Sankey diagram in their Behavior Flow, Goal Flow, and similar diagrams.
Sankey diagram can either be horizontal or vertical, depending on your data, needs and allocated space.
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