Embodiments of the present disclosure disclose a human-computer interaction method, including: acquiring positions and/or motion tracks of multiple auxiliary light sources in a captured area by using a camera; acquiring a corresponding operation instruction according to a combined gesture formed by the acquired positions and/or motion tracks of the multiple auxiliary light sources in the captured area; and executing the acquired operation instruction. The embodiments of the present disclosure further disclose a human-computer interaction terminal and system. By using the present disclosure, interference immunity of gesture input can be improved, thereby improving accuracy of manipulation.
HUMAN-COMPUTER INTERACTION METHOD, TERMINAL AND SYSTEM