Sankey Charts Using Tableau

A Sankey Diagram is a visualisation technique that allows to display flows. Several entities (nodes) are represented by rectangles or text. Their links are represented with arrow or arcs that have a width proportional to the importance of the flow.

Sankey chart-full

Here is an example of Sankey…

Here is an example of Sankey…

The Regions, Segments and Categories are depicted as Nodes and the Revenue generated from these nodes are depicted as flows Basically this chart shows the contribution of each region towards the segment and categories in a single chart.

Best Practices..

  • Limit the position and number of nodes, to improve readability.
  • Filter out weak connections by allowing for group / having filters in facts.
  • Provide for Multi select option for nodes – so Business Users Questions are answered.
  • Adjust data granularity to ensure better response times when displaying and using the Sankey charts
  • Use Pleasant colors for nodes and connectors so the presentation is pleasing.
  • Use popups to describe the values in flows – to explain the meaning better.

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