清华大学学位论文；将树状多视角人脸检测器引入粒子滤波器的概率跟踪框架，提出了一种融合了检测信息的跟踪方法；对粒子滤波器的基本算法作扩展，提出了一种融合不同状态量的多个观测模型的方法-Degree Thesis, Tsinghua University　the tree multiview face detection probability of the introduction of particle filter tracking framework, a combination of detection methods of tracking information　of the basic particle filter algorithm, for the extension, a fusion different states than the volume of observation model