Simulated Evolution and Learning : 6th International Conference, SEAL 2006, Hefei, China, October 15-18, 2006, Proceedings - Tzai-Der Wang, Xiaodong Li, Shu-Heng Chen, Xufa Wang, Hussein Abbass, Hitoshi Iba, Guo-Liang Chen, . Xin Yao ((Lecture Notes in Computer Science))