提出了基于知识的视觉测量的观点,将传统的立体视觉看作一种基于摄像机知识的视觉测量,并对当前其他的视觉测量方式按所采用知识的不同进行了分类.分别简要介绍了基于点、线、面、统计特性等目标知识的视觉测量,讨论了基于运动知识的视觉测量和基于环境知识的视觉测量.在对视觉测量所采用知识的表达和获取进行初步探讨的基础上,给出了视觉测量的几个值得深入研究的发展方向. Put forward the viewpoint of visual measurement based on knowledge, regard traditional stereoscopic vision as a kind of visual measurement based on camera knowledge, and classify the other current visual measurement methods according to the different used knowledge.A brief introduction is given respectively based on point , Line, surface, statistical properties and so on, and discusses visual measurement based on sports knowledge and visual measurement based on environmental knowledge.On the basis of preliminarily discussing the expression and acquisition of the knowledge adopted by visual measurement, The visual measurement of several worthy of further study of the direction of development.