This author has not been identified. Look up 'Jie Lu' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Yang Yang' in GoogleThis author has not been identified. Look up 'Ruiyang Liu' in GoogleThis author has not been identified. Look up 'Sing Bing Kang' in GoogleThis author has not been identified. Look up 'Jingyi Yu' in Google