足迹是人体在行动的状态下,脚底与地面的相互作用力形成的痕迹。通过足迹形态可以判断人的身高、体重、身体形态等,不同的人拥有不同的身体结构,行走时与地面产生的作用力大小和方向也不同,所以不同的人拥有不同的足迹形态,在刑事案件侦查中,也将足迹特征作为身份识别的一个重要依据。本文对平面足迹特征与身份识别的问题进行简单的探讨。 Footprint is the human body in the state of action, the foot of the ground and the interaction of the formation of traces. Through the footstep shape can judge people’s height, weight, body shape, etc., different people have different body structure, the force and direction of the ground when walking is also different, so different people have different footprint patterns, criminal In case investigation, footprints are also taken as an important basis for identification. This paper briefly discusses the issue of plane footprint and identity recognition.