十、RAND游走模子(Random walk)有单元根b1等于1,是以不餍足协方差永恒固定的前提早提,必需做一阶差分(First differencing).一阶差分终极能处理完成单元根的疑难题目.
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Those regions of interest are quickly segmented first and then a modified temporal differencing method is applied to detecting the moving objects.
该方法先在静态图像中分割出感兴趣区域，继而仅在感兴趣区域中应用变形的时间差分法来检测运动目标。
First, the original symmetrical differencing is improved. Then, background is reconstructed based on the symmetrical differencing results.
首先对对称差分算法进行了改进，然后基于对称差分结果进行背景重构。
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