Advances in Multimedia Modeling [electronic resource] : 19th International Conference, MMM 2013, Huangshan, China, January 7-9, 2013, Proceedings, Part I / edited by Shipeng Li, Abdulmotaleb Saddik, Meng Wang, Tao Mei, Nicu Sebe, Shuicheng Yan, Richang Hong, Cathal Gurrin.