Because the required scanning range is cut down to a large extent by use of edge detection methods, the efficiency of the minimum-discontinuity phase unwrapping algorithm is significantly improved.
由于利用边缘检测使增长环搜寻所需的扫描范围在很大程度上缩小，最小不连续相位展开算法的效率得到了很大提高。
Results show that the delay of the sound is almost imperceptible and there is also no phase discontinuity.
结果表明，基本感觉不到语音延迟，也未有相位不连读声。
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