This author has not been identified. Look up 'Shinan Cao' in GoogleThis author has not been identified. Look up 'Pingjuan Niu' in GoogleThis author has not been identified. Look up 'Jie Bai' in GoogleThis author has not been identified. Look up 'Wei Wang' in GoogleThis author has not been identified. Look up 'Qiang Liu' in GoogleThis author has not been identified. Look up 'Sha Sheng' in GoogleThis author has not been identified. Look up 'Jing Li' in Google