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Helsinki Open 3D Data

Ultra-large Photogrammetry scene

This model is a complete 3D scan of the city of Helsinki originally captured in 2017. It was reconstructed from 42,000 aerial photographs with a ground sample distance of about 7.5 cm/pixel.


The open dataset comprises 3B triangles and 406790 1K textures and is available for download here.


The data was ingested to SceneStream through the Command Line Interface. The output is automatically processed for browser integration with Umbra player (C++, WebAssembly, WebGL).


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