Data fusion in cyber-physical-social systems: State-of-the-art and perspectives

•This paper analyzes data collection and representation in CPSS and proposes to use tensors to represent CPSS data.•This paper reviews some representative data fusion methods related to CPSS.•This paper proposes a series of tensor based data fusion methods for CPSS data.•This paper reviews the design of data fusion frameworks and proposes a comprehensive data fusion framework for CPSS.