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It is actually a raw data from UAV mapping; the whole story: https://www.mapbox.com/blog/sensefly-drone-mapping-matterhorn/ https://www.mapbox.com/blog/sensefly

by mbq 13y ago

It is actually a raw data from UAV mapping; the whole story: https://www.mapbox.com/blog/sensefly-drone-mapping-matterhorn/ https://www.mapbox.com/blog/sensefly-drone-mapping-matterhor...

Sprint 13y ago
I don't think so, the raw data should be much more accurate down to deci-, if no centimeters.
- 7952 13y ago
  Height data derived from photogrammetry usually has lower vertical accuracy than that (even on fixed wing planes with better sensors).
- dsl 13y ago
  How exactly do you justify disagreeing the blog post from the creators of the project? Do you believe they are lying about the data source?