Chapter 2 described how the speckle formed ^ and discusses the noise model thus the fundamental properties of speckle in SAR images.
第二章首先讨论了相于斑的形成原理，分析了其统计特性，然后研究了相干斑的噪声模型。
参考来源 - SAR图像相干斑抑制算法研究To recognize underwater target, extraction must be performed well because there is a lot of speckle noise in underwater laser images.
由于激光照射下的水下图像含有大量的散斑噪声，严重影响图像的质量。
参考来源 - 期刊学术社区Speckle metrology is a kind of new NDT technique which develops in recent years. Speckle metrology is to record speckles formed in front of an object surface because of interference of light waves.
散斑计量是近年来发展起来的一种新型的无损检测技术。
参考来源 - 电子散斑干涉与数字图像处理For the existence of strong speckle noise in SAR images, good segmentation results can’t be gotten with traditional methods.
SAR图像存在强烈的相干斑噪声，传统方法不能很好对其分割。
参考来源 - 基于模糊理论的SAR图像分割算法研究与实现—《电脑知识与技术·学术交流》—2008年第22期—龙源期刊网·2,447,543篇论文数据，部分数据来源于NoteExpress
N a small or slight mark usually of a contrasting colour, as on the skin, a bird's plumage, or eggs (皮肤、鸟的羽毛或鸡蛋上的)色斑
V to mark with or as if with speckles 用色斑涂上
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