利用KINECT骨架跟踪和深度图像跟踪头部姿态，做到实时跟踪，精度达到正负6度-head pose tracking in the meeting and has high pricise

单一摄像头的人头识别和跟踪算法文章，能够实时处理任意姿态的人头部环境模型。-Real time elliptical head contour detection under arbitrary pose and wide distance range.pdf