背景差和帧差法实现运动人体的跟踪，具有搞噪声和消除大部分阴影功能-Background subtraction and frame difference method to achieve the tracking of the movement of the human body to engage in noise and eliminate most of the shadow function

基于谐波模型的生命探测雷达人体状态识别方法-Life detection radar harmonic model of human recognition method based on the state