This book constitutes the refereed proceedings of the 13th International Conference on Interactive Technologies and Sociotechnical Systems, VSMM 2006, held in Xi'an, China in October 2006.

The 59 revised full papers presented together with one keynote paper were carefully reviewed and selected from more than 180 submissions. The papers are organized in topical sections on virtual reality and computer graphics, vision and image technology, geometry processing, collaborative systems and GIS-related, digital heritage and healthcare, sensing and robotics, as well as arts and gaming.