This book delves deeply into the research progress on three-way risk decision for risk management under complex social environment. From the new perspective of collective wisdom, it systematically explores three-way group decision-making methods and practical applications by considering group information fusion, consensus reaching process, group social network and group complex network. This book intends to provide a reference for researchers, practitioners and graduate students in the fie...

As a new interpretable model, three-way decision has also received academic attention in machine learning. With respect to different hesitant fuzzy information, this book deeply discusses the deduction process of decision rules of three-way decision and generates interpretable knowledge with the risk semantics. It further explores the applications of three-way decision to support healthcare management. This book is used as a reference for engineers, technicians, and researchers who are wor...