Linhui Wei;Jiacheng Shuai;Yu Liu;Yumei Wang;Lin Zhang-School of Artificial Intelligence,Beijing University of Posts and Telecommunications,Beijing 100876,China;Research Center of Networks and Communications,Peng Cheng Laboratory,Shenzhen 518000,China;Beijing Big Data Center,Beijing Municipal Bureau of Economy and Information Technology,Beijing 100101,China

Mingqian Liu;Chunheng Liu;Ming Li;Yunfei Chen;Shifei Zheng;Nan Zhao-State Key Laboratory of Integrated Service Networks,Xidian University,Shaanxi,Xi'an 710071,China;Guilin Changhai Development Co.,Ltd,Guilin 541001,China;School of Engineering,University of Warwick,Coventry CV47AL,U.K.;School of Information and Communication Engineering,Dalian University of Technology,Dalian 116024,China

Wanli Wen;Yunjian Jia;Wenchao Xia-School of Microelectronics and Communication Engineering,Chongqing University,Chongqing 400044,China;National Mobile Communications Research Laboratory,Southeast University,Nanjing 210009,China;Jiangsu Key Laboratory of Wireless Communications,Nanjing University of Posts and Telecommunications,Nanjing 210003,China

Qihui Wu;Min Zhang;Chao Dong;Yong Feng;Yanli Yuan;Simeng Feng;Tony Q.S.Quek-The Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space,Ministry of Industry and Information Technology,Nanjing University of Aeronautics and Astronautics,Nanjing 210016,China;The Shell Eastern Petroleum Pte.Ltd.,Singapore 903808,Singapore;The Dept.of Information Systems Technology and Design,Singapore University of Technology and Design,Singapore 487372,Singapore

Xueyan Cao;Hongming Zhang;Mugen Peng-State Key Laboratory of Networking and Switching Technology,Beijing University of Posts and Telecommunications,Beijing 100876,China

Qingqing Tang;Zesong Fei;Bin Li-School of Information and Electronics,Beijing Institute of Technology,Beijing 100081,China;School of Computer and Software,Nanjing University of Information Science and Technology,Nanjing 210044,China;Key Lab of Broadband Wireless Communication and Sensor Network Technology,Nanjing University of Posts and Telecommunications,Ministry of Education,Nanjing 210003,China

Junshuai Sun;Yingying Wang;Xin Sun;Na Li;Gaofeng Nie-School of Computer Science and Technology,Xidian University,Xi'an 7100716,China;China Mobile Research Institute,Beijing 100053,China;Beijing University of Posts and Telecommunications,Beijing 100876,China

Yu Luo;Kai Fan;Xingmiao Wang;Hui Li;Yintang Yang-State Key Laboratory of Integrated Service Networks,School of Cyber Engineering,Xidian University,Xi'an 710071,China;Key Lab.of the Minist.of Educ.for Wide Band-Gap Semiconductor Materials and Devices,Xidian University,Xi'an 710071,China

Xiaoxiao Zhuo;Hong Yang;Meiyan Liu;Yan Wei;Guanding Yu;Fengzhong Qu-The Key Laboratory of Ocean Observation-Imaging Testbed of Zhejiang Province,Zhejiang University,Zhoushan 316021,China;The Engineering Research Center of Oceanic Sensing Technology and Equipment,Ministry of Education,Zhejiang University,Zhoushan 316021,China;The College of Information Science and Electronic Engineering,Zhejiang University,Hangzhou 310027,China

Yu Hua;Yaru Fu;Qi Zhu-The Key Wireless Laboratory of Jiangsu Province,Nanjing University of Posts and Telecommunications,Nanjing 210003,China;School of Science and Technology,Hong Kong Metropolitan University,Hong Kong 999077,China

Jing Zhang;Tianhai Chang;Zhuqiang Zhong;Xianqing Jin;Shaohua Hu;Taowei Jin;Jiahao Zhou;Mingyue Zhu;Yi Yu;Jianming Tang;Liangchuan Li;Kun Qiu-School of Communication and Information Engineering,University of Electronic Science and Technology of China,Chengdu,Sichuan 611731,China;Optical Research Dept,Huawei Technologies,518129,Shenzhen,China;School of Electronic Engineering,Bangor University,Bangor,LL57 1UT,UK

ZHANG Quanxin;MA Wencong;WANG Yajie;ZHANG Yaoyuan;SHI Zhiwei;LI Yuanzhang-Beijing Institute of Technology,Beijing 100036,China;China Information Technology Security Evaluation Center,Beijing 100085,China

LI Zuguang;WANG Wei;GUO Jia;ZHU Youwen;HAN Lu;WU Qihui-College of Electronic and Information Engineering,Nanjing University of Aeronautics and Astronautics,Nanjing 211106,China;Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space,Ministry of Industry and Information Technology,Nanjing 211106,China

Yi-Xiao Gao;Chen Tian;Wei Chen;Duo-Xing Li;Jian Yan;Yuan-Yuan Gong;Bing-Quan Wang;Tao Wu;Lei Han;Fa-Zhi Qi;Shan Zeng;Wan-Chun Dou;Gui-Hai Chen-State Key Laboratory for Novel Software Technology,Nanjing University,Nanjing 210046,China;Huawei Technologies Co.Ltd,Nanjing 210012,China;Institute of High Energy Physics,Chinese Academy of Sciences,Beijing 100190,China

Ping Zhang;Wenjun Xu;Hui Gao;Kai Niu;Xiaodong Xu;Xiaoqi Qin;Caixia Yuan;Zhijin Qin;Haitao Zhao;Jibo Wei;Fangwei Zhang-State Key Laboratory of Networking and Switching Technology,Beijing University of Posts and Telecommunications,Beijing 100876,China;Peng Cheng Laboratory,Shenzhen 518066,China;Key Laboratory of Universal Wireless Communications,Ministry of Education,Beijing University of Posts and Telecommunications,Beijing 100876,China;Key Laboratory of Trustworthy Distributed Computing and Service,Ministry of Education,Beijing University of Posts and Telecommunications,Beijing 100876,China;School of Artificial Intelligence,Beijing University of Posts and Telecommunications,Beijing 100876,China;The School of Electronic Engineering and Computer Science,Queen Mary University of London,London E1 4NS,UK;College of Electronic Science and Technology,National University of Defense Technology,Changsha 410073,China;School of Humanities,Beijing University of Posts and Telecommunications,Beijing 100876,China

Chengxiao Liu;Wei Feng;Xiaoming Tao;Ning Ge-Department of Electronic Engineering,Tsinghua University,Beijing 100084,China;Beijing National Research Center for Information Science and Technology,Tsinghua University,Beijing 100084,China

Raj Mittra;Abdelkhalek Nasri;Ravi Kumar Arya-Electrical and Computer Engineering,University of Central Florida,Orlando,FL 32816,USA;Electrical and Computer Engineering Department,Faculty of Engineering,King Abdulaziz University,Jeddah 21589,Saudi Arabia;Department of Electronics and Communication Engineering,National Institute of Technology Delhi,Delhi 110040,India

XU Ziwei;XIE Le-School of Biomedical Engineering,Shanghai Jiao Tong University,Shanghai 200030,China;Institute of Medical Robotics,Shanghai Jiao Tong University,Shanghai 200030,China;Institute of Forming Technology&Equipment,Shanghai Jiao Tong University,Shanghai 200030,China

Yizheng Liao;Yang Weng;Chin-Woo Tan;Ram Rajagopal-Department of Civil and Environmental Engineering,Stanford University,Stanford,CA,94305,USA;School of Electrical,Computing,and Energy Engineering,Arizona State University,Tempe,AZ,85287,USA

Baoquan Wei;Zhongxin Xie;Yande Liu;Kaiyun Wen;Fangming Deng;Pei Zhang-State Key Laboratory of Performance Monitoring and Protecting of Rail Transit Infrastructure,East China Jiaotong University,Nanchang 330013,China;School of Mechatronics and Vehicle Engineering,East China Jiaotong University,Nanchang 330013,China;School of Electrical Engineering,Beijing Jiaotong Uni-versity,Beijing 10091,China