School of Life Science and Technology, Center for Informational Biology and Key Laboratory for Neuro-information of the Ministry of Education, University of Electronic Science and Technology of China, Chengdu, China.|School of Life Science and Technology, Center for Informational Biology and Key Laboratory for Neuro-information of the Ministry of Education, University of Electronic Science and Technology of China, Chengdu, China.|School of Life Science and Technology, Center for Informational Biology and Key Laboratory for Neuro-information of the Ministry of Education, University of Electronic Science and Technology of China, Chengdu, China.|School of Life Science and Technology, Center for Informational Biology and Key Laboratory for Neuro-information of the Ministry of Education, University of Electronic Science and Technology of China, Chengdu, China.|Department of Physics, Tianjin University, Tianjin, China.|School of Life Science and Technology, Center for Informational Biology and Key Laboratory for Neuro-information of the Ministry of Education, University of Electronic Science and Technology of China, Chengdu, China.|School of Life Science and Technology, Center for Informational Biology and Key Laboratory for Neuro-information of the Ministry of Education, University of Electronic Science and Technology of China, Chengdu, China.|School of Life Science and Technology, Center for Informational Biology and Key Laboratory for Neuro-information of the Ministry of Education, University of Electronic Science and Technology of China, Chengdu, China.