Guest Editor, Special Issue on Computational Transportation Science, GeoInformatica 2015

Workshop Chair, International Workshop on Computational Transportation Science 2014

Contest Chair, ACM SIGSPATIAL GIS Cup 2014, 2015

Local Chair, IEEE International Conference on Data Engineering 2014

Publicity Chair, ACM SIGSPATIAL International Conference on Advances in GIS 2012, 2013

Corporate Relations Chair, IEEE International Conference on Computer Vision and Pattern Recognition (CVPR) 2012

Local Chair, ACM SIGSPATIAL International Conference on Advances in GIS 2011

Publicity Chair, 3D Imaging Modeling Processing Visualization and Transmission 2011

Technical Program Chair, ACM Multimedia 2010

Industrial & Demo Program Chair, ACM SIGMM International Conference on Multimedia Information Retrieval 2010