这是一种双层动态阈值法。
介绍了全局阈值法、动态阈值法、全局阈值结合动态阈值法的算法原理，并比较了以上三种方法的缺陷分割效果。
The principles of global threshold and dynamic threshold and the proposed image segmentation method are presented and the image processing results are compared.
二是在端点检测上进行了算法改进，分别采用了动态窗长及零能积差的阈值判决法。
Second, the end of the algorithm to improve the detection, long and dynamic Windows were used to zero threshold from poor judgment algorithms.
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