Incorporating color distribution and spatial layout, this paper proposes a sequential Monte Carlo filter tracking face algorithm using color and spatial information in HSV color space.

结合图像的色彩分布和空间布局，提出了一种基于HSV色彩和空间信息的序列蒙特卡罗滤波人脸跟踪算法。

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Some call it face reading, face counting, gaze tracking or, more generally, face-based audience measurement.

一些人管它叫面部阅读、面部统计、注视追踪或者更一般的说法——基于面部识别的观众测量技术。

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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，Harley Geiger，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。

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DOC's Face Detection and Face Tracking software is part of DOC's FaceTools(TM) suite, which also includes Accurate Eye Tracking and Face Recognition, Smile and Blink Detection, among others.

WSJ: Samsung Licenses DigitalOptics Face Detection and Tracking Software

"I'm very concerned by the union of mobile tracking and face recognition, " he said.

WSJ: Police Adopting iPhone-Based Facial-Recognition Device by BI2, Raising Civil-Rights Questions

He says he is worried about ties of mobile tracking and face recognition.

FORBES: Connect