Human-computer affective interaction system research and application based on physiological signals: A survey

Affective computing based on visual, audio, gesture and physiological signals is currently one of the most active research topics, driven by wide requirements in many fields, such as the Old and the Disabled assisting, Healthcare, E-learning, Social robot, Arts, and Entertainment. This paper provides a comprehensive survey of human-computer affective interaction system based on physiological signals, and some research challenges and future directions are also discussed.