The Global Heatmap in Moscow, Russia demonstrating Mapbox GL’s rotate/pitch feature.
Comparison of rendering before (left) and after (right) artificial noise was added to disrupt artifacts from devices that correct GPS data to the nearest road.
Rendering comparison showing advantages of rasterizing paths over points, along with having more data. Location is Mt. Bachelor, Oregon.
Comparison of normalization methods (left: old, right: new) at 33% zoom to highlight normalization behavior. The new method allows for any range of raw heat data to be visible in a single image. Additionally, bi-linear interpolation of the normalization function between tiles prevents any visible artifacts at tile boundaries. Location is San Francisco Bay.

strava-engineering

Engineers building the home for your active life.

Drew Robb

Written by

Drew Robb

Staff Infra/Data/Geo Engineer @ Strava

strava-engineering

Engineers building the home for your active life.

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