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Nntds12
Last edited Mar 24, 2020
Created on Mar 24, 2020

This radial dendrogram visualizes a hierarchical dataset of world countries organized by continent and subregion, using D3 v4’s `d3.cluster` layout to position nodes in circular coordinates. Text labels for all nodes are rendered with SVG, with font sizes scaled by depth via `d3.scaleSqrt` and rotated or flattened based on angular position for legibility. The visualization supports zooming and panning through D3’s `d3.zoom` behavior, which applies a transform to the containing group. Links are drawn as curved paths, with straight segments connecting top-level regions directly to the root.

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