Anonymised raw contribution data

This dataset consists of 2 files: 1) Contributions with: — ID (OpenStreetMap) of the building — chosen orientation (1 to 4) — contributor ID (anonymised) — timestamp 2) Buildings: — ID (OpenStreetMap) of the building — geometry (GeoJSON format) — building surface (m²) — orientation ratio to cardinal points — orientation determined by crowdsourcing (from 1 to 4) Orientation: 1. North/South roof slope 2. East/West roof slope 3. Flat roof 4. orientation/slope not to be determined