The interactive methods and technology in affective virtual human

Affective virtual human is considered to one of the hotspot in the field of virtual human-computer interaction. In this paper, the history and status quo of affective virtual human area have summarized. First, the relevant research history and development of affective virtual human-computer interaction at home and abroad is introduced and illustrated. Secondly, by induction the classification of affective model which is the core part of the affective virtual human technology, the characteristics, advantages and limitations of models are introduced and summarized. Then the involved theory and technique based on this field are discussed. Finally, the future of this area is prospected in the summary of the paper.