The present invention relates to the technical field of intelligent robots, and provides a robot emotional state-based reply information generating method and apparatus. The method comprises obtaining emotional factors of a robot; determining an emotional tag of the robot according to a current mood state of the robot, familiarity of the robot with a current user, an emotional history between the robot and the current user, an emotional history of the robot in a current environment, and an emotional state of the current user; and generating reply information by means of the guidance of the emotional tag of the robot, or generating reply information by means of the direct guidance of the emotional factors. According to the robot emotional state-based reply information generating method and apparatus of the present invention, reply information can be generated under the guidance by combining a real interaction scenario, thereby achieving a diversified human-robot interaction process.
ROBOT EMOTIONAL STATE-BASED REPLY INFORMATION GENERATING METHOD AND APPARATUS