Robot vision has been a hot topic of research in the field of robotics. With theimprovement of science and technology, more and more robots will be applied to areas suchas security systems, industrial processing, and aerospace technology. All these scenariosrequire the robot's visual system has the abilities to recognize the target, locate it, and track it.Researchers at home and abroad have worked on this topic for many years; this papersummarizes the experiences and achievements of the previous. The conte...