[1] Tsinghua Univ, Dept Elect Engn, Beijing Natl Res Ctr Informat Sci & Technol, Beijing 100086, Peoples R China
[2] Natl Univ Singapore, Dept Elect & Comp Engn, Singapore 117583, Singapore
[3] Univ Trento, I-38123 Trento, Italy
[4] Univ Elect Sci & Technol China, Chengdu 610097, Peoples R China
[5] Tsinghua Univ, Beijing 100086, Peoples R China
[6] Schlumberger, Data Sci Digital Subsurface Solut, Houston, TX 77056 USA