Rational behavior in Character AI using Favorability change based on Psychological model.

Abstract

Empathy is one of the elements required to maintain immersion feeling in content. A player is immersed in events in the game by feeling the emotion of game of character. Recent video games require NPC to behave like human being. Empathy may be impaired by deviant behavior of the NPCs. The purpose of this study is to maintain the empathy felt by player. We propose a method to maintain the consistency of actions of NPC action by constructing the human relationship from both player’s action and action outcomes. The proposed method determine NPSs behavior by giving NPC a psychological model and human relationship