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提出一种城区人工地物变化检测方法。其基本思想是：首先利用较简单方法进行变化检测，所检测出的变化都作为待选的变化；然后进行进一步的分析比较，从这些待选的变化中找出我们感兴趣的人工地物的变化。实验结果证明了该方法的有效性和可靠性。
This paper proposes a method for detecting changes in urban manmade land features. The basic idea is: firstly use simpler methods for change detection, and the detected changes are all to be selected; then further analysis and comparison are made to find out the artificial features we are interested in Variety. Experimental results prove the effectiveness and reliability of the method.