Swarm and Evolutionary computation : International Symposium, SIDE 2012, held in Conjunction with ICAISC 2012, Zakopane, Poland, April 29 - May 3, 2012, Proceedings - Leszek Rutkowski, Marcin Korytkowski, Rafa. Scherer, Ryszard Tadeusiewicz, Lotfi A. Zadeh, Jacek M. Zurada ((Lecture Notes in Computer Science))