PolyU has developed a key laser scanning technology, Backpack Mobile Mapping System, for 3D modeling of smart cities. 3D city model is a very important spatial data infrastructure for the future smart cities, widely covering construction, disaster mitigation, and Metaverse etc. This technology has been commercialised through PolyU academic-led start-up Smart Space Technologies Ltd.
To build 3D city model effectively, for seamless indoor and outdoor, underground space such as tunnel, and other complex urban environments.
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