Image above: the kitchen area of our apartment underwent the largest amount of change during the renovation.

上图：公寓的厨房在改建的过程中改变时最大的。

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First, initialize the image sequence, and then define search area, compute the MAD, return the coordinates of image, transform the coordinates, at last, get the change of two images.

首先初始化序列图像，然后确定搜索区域，计算最小绝对差，返回图像的坐标值，进行坐标变换，最终计算得出两帧图像的位置变化；

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Remote sensing image change detection is to analyze the same area of remote sensing images at different phases, which extract information of interest to change.

遥感图像变化检测是分析同一地区不同时相的遥感图像，提取出其中感兴趣的变化信息。

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