Some lines should not be crossed, such as building face-recognition or real-time tracking technology into services such as Street View, he noted.
有些底线不能跨越，比如在街景中加入内建人脸识别，实时追踪等，他补充道。
While advertisers like the face-tracking technology, another privacy advocate, Harley Geiger, questions whether it should be used on consumers without their knowledge.
在广告客户们喜欢面部追踪系统的同时，HarleyGeiger，一名隐私捍卫者，质疑在用户不知道的情况下应用该系统是否合理。
Since face tracking and recognition technology could detect object in a certain distance with an ideal accuracy, it gets more attention and application in security fields.
而人脸检测技术由干在一定的正确率下可以远距离检测目标，越来越得到人们的重视。
Since face tracking and recognition technology could detect object in a certain distance with an ideal accuracy, it gets more attention and application in security fields.
而人脸检测技术由干在一定的正确率下可以远距离检测目标，越来越得到人们的重视。
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