Rough Sets and Knowledge Technology 9th International Conference, RSKT 2014, Shanghai, China, October 24-26, 2014, Proceedings - Miao, Duoqian; Pedrycz, Witold; Ślȩzak, Dominik; Peters, Georg; Hu, Qinghua; Wang, Ruizhi (Springer International Publishing : Imprint: Springer, 2014)