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Phisan Santitamnont
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3D Printing for GIS Data
London Rising: Printing a 3D City Map from LiDAR
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When Andrew Godwin heard that LiDAR had become "open data" at the Environment Agency of England he downloaded the available raster Digital Elevation Model (DSM) to create a scale model of a small slice of central London. Godwin's main challende was to refine the jagged building edges into a smoother model. He "averaged out points to make a lower-detail heightmap, snapped the heights to 3m intervals and applied neighbour-based smoothing to the whole thing” Goodwin writes in his blog. Maybe creating the DSM with our spike-free algorithm would lead to less jagged but still crisp building edges ... (-:
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Longjiang Grand Bridge 
People attend the opening ceremony of Longjiang grand bridge in southwest China's Yunnan Province, April 20, 2016. The Longjiang grand bridge on Baoshan-Tengchong highway, with a length of over 2,470 meters and a height of 280 meters, has the longest span among all the steel box girder suspension bridges in mountainous areas in Asia. 
https://goo.gl/maps/rtzXKuPv3jS2
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