人脸识别，是基于人的脸部特征信息进行身份识别的一种生物识别技术。用摄像机或摄像头采集含有人脸的图像或视频流，并自动在图像中检测和跟踪人脸，进而对检测到的人脸进行脸部的一系列相关技术，通常也叫做人像识别、面部识别。(Face recognition is a biometric technology based on human facial feature information for identification. A camera or camera is used to collect images or videos that contain human faces, and detect and track faces automatically in the image, and then a series of related technologies for face detection of faces are also commonly known as face recognition and face recognition.)