ZHAI Yi-ran (翟义然) was born in Hebei Province, China, in 1973. He is now pursuing Ph.D. degree at University of Electronic Science and Technology of China (UESTC). His research interests include computational neuroscience and intelligent signal larocessing . YAO De-zhong (尧德中) was born in Chongqing, China, in 1965. He is now a professor with UESTC. His research interests include EEG and tMRI signal processing.