1. Key Laboratory of Smart Grid of Ministry of Education and the Key Laboratory of Smart Energy and Information Technology of Tianjin Municipality, Tianjin University, Tianjin, China
2. Shenzhen International Graduate School, Tsinghua University, Shenzhen, China
3. Département des Sciences Appliquée, Université du Québec à Chicoutimi, Ville de Saguenay, QC, Canada