With over 20 years of experience in 3D software development, Tam is lead author for Indexed 3D Scene Layers (I3S) OGC standard. Over his career Tam has worked in advancing 3D graphics in the geospatial industry and has contributed as a 3d developer and engineer in various ArcGIS family of 3D products. Tam has authored and presented numerous articles and technical talks throughout the world including GTC, Siggraph, Foss4G, 3DGeoInfo, ISPRS and many other internationally recognized conferences. In the last few years, Tam has been focusing on using Machine Learning and Deep Learning in advancing 3d object recognition and mesh segmentation within a geospatial context.