Strava — Activity Tracking
Polyline segment matching with R-trees and Fréchet distance, FIT file ingestion spikes, leaderboards in sorted sets, GPS and elevation noise, privacy zones, and anti-cheat.
Polyline segment matching with R-trees and Fréchet distance, FIT file ingestion spikes, leaderboards in sorted sets, GPS and elevation noise, privacy zones, and anti-cheat.