Takuro Sato, Waseda University, Japan

Martin Macuha, France Telecom Japan Co. Ltd., Japan

Muhammad Tariq, FAST National University of Computer and Emerging Sciences, Pakistan

Daniel M. Kammen, University of California, Berkeley, USA

Zhenyu Zhou, North China Electric Power University, China

Solomon Abebe Asfaw, University of California, Berkeley, USA

Bin Duan, Xiangtan University, China

Jun Wu, Shanghai Jiao Tong University, China