3 ms·
It's a sort of high-pass filter I guess? Using the curvature of the earth to highlight local changes in elevation.
by colechristensen 9mo ago
It's a sort of high-pass filter I guess? Using the curvature of the earth to highlight local changes in elevation.
- tombh 9mo agoI'm not that familiar with high-pass filters. But yes it's the way it exposes local changes in elevation that is unique. Indeed the heatmap is generated dynamically for every change to the zoom and viewport.