I wonder what's going on here: http://labs.strava.com/heatmap/#17/-0.01296/51.49... | Hacker News

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		tom_scrace on May 4, 2014 \| parent \| context \| favorite \| on: Global heatmap of cycling and running routes I wonder what's going on here: http://labs.strava.com/heatmap/#17/-0.01296/51.49360/gray/bi... The location corresponds to a supermarket.

mjfisher on May 4, 2014 [–]

Just speculation, but I've sometimes seen GPS traces like that when a unit enters a building. You can get a very erratic, low-accuracy set of data points back that look qualitatively similar to the pattern in your link.

tom_scrace on May 4, 2014 | [–]

Interesting. Thanks.

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