Ming Tang. Director of XR-Lab. Digital Future Building. Room 200. School of Architecture and Interior Design, 7215, College of DAAP, University of Cincinnati E-mail: tangmg@ucmail.uc.edu Phone: 513-556-1856 Mail: PO Box 210016, College of DAAP : 5470 Aronoff Center, Cincinnati, OH 45221-0016 , USA