Keke ZhangKeke Zhang received the MS degree in agricultural engineering and information technology from Chongqing Three Gorges University, Chongqing, China, in 2019. She is currently pursuing the PhD degree in computer science and technology at College of Compter Science, Chongqing University, Chongqing, China. Her research interests include decentralized optimization, privacy protection, and machine learning. Read More Read Less