Computational Collective Intelligence 8th International Conference, ICCCI 2016, Halkidiki, Greece, September 28-30, 2016. Proceedings, Part I - Nguyen, Ngoc-Thanh; Iliadis, Lazaros; Manolopoulos, Yannis; Trawiński, Bogdan (Springer International Publishing : Imprint: Springer, 2016)