This author has not been identified. Look up 'Yi Huang' in GoogleThis author has not been identified. Look up 'Xiaoguang Tu' in GoogleThis author has not been identified. Look up 'Gui Fu' in GoogleThis author has not been identified. Look up 'Wanchun Ren' in GoogleThis author has not been identified. Look up 'Bokai Liu' in GoogleThis author has not been identified. Look up 'Ming Yang' in GoogleThis author has not been identified. Look up 'Jianhua Liu' in GoogleThis author has not been identified. Look up 'Xiaoqiang Zhang' in Google