The symmetric difference method is used to detect the motion information of the frame in this dissertation. Then, an improved rule-based projection algorithm is used to detect faces based on clustering of facial complexion in YCrCb color space.
论文采用对称差分方法检测视频帧中的运动信息,在此基础上根据人脸肤色在YCrCb彩色空间中的聚类性,利用改进的基于规则的投影算法进行人脸的检测。
参考来源 - 基于视频监控的人脸识别技术·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
An object may be identified by matching its shape to one of a number of models contained in a library utilizing a measure of symmetric difference.
利用对称差的度量匹配某客体的形状到库中一模型来识别它。
By applying symmetric difference to the operation of events, we can draw some special formulas and solve some probabilistic problems simply and directly.
把对称差应用到事件的运算中，得到一些特别的结论，可以简捷地解答一些概率问题。
The symmetric difference decomposition method gives an algorithm for the former problem (§4), which is equivalent to the revised simplex algorithm for linear programming.
用对称差分解法自然得到一个算法（§4），相当于改进单纯形算法。
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