This author has not been identified. Look up 'Jincheng Yu' in GoogleThis author has not been identified. Look up 'Guangjun Ge' in GoogleThis author has not been identified. Look up 'Yiming Hu' in GoogleThis author has not been identified. Look up 'Xuefei Ning' in GoogleThis author has not been identified. Look up 'Jiantao Qiu' in GoogleThis author has not been identified. Look up 'Kaiyuan Guo' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Yu Wang' in GoogleThis author has not been identified. Look up 'Huazhong Yang' in Google