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Radial Tree of Countries Hierarchy Example

✓ Published0🌍 Public
MMilan Košir
Last edited Dec 12, 2023
Created on Dec 12, 2023

A radial tree visualization displays the hierarchy of world countries organized by continent and subregion. Built with D3 v4, it uses the `d3.cluster` layout and custom projection functions to position nodes in a circular arrangement. The visualization supports panning and zooming via `d3.zoom`, with interactive transforms applied to the SVG group. Node labels vary in font size based on depth, and curved paths connect parent-child relationships. The data comes from a local JSON file structured around geographic regions.

AI-generated description

Radial Tree Visualization of Countries Hierarchy. Has Panning and Zooming interaction.

Adapted from Curran Kelleher’s Block "World Countries Hierarchy".

MIT Licensed

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