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1·First, the speckle noise is removed.

首先对原始图像除去斑点噪声；

2·The method not only removes the speckle noise, but also enhances contrast.

即去除了闪斑噪声，又提高了图像的清晰度。

3·Methods of reducing speckle noise in SAR image are discussed in this paper.

探讨了抑制合成孔径雷达图像相干斑噪声的方法。

4·SAR is a coherent imaging system, so SAR images contain lots of Speckle noise.

SAR是一种相干成像系统，因此所成图像含有大量的相干斑噪声。

5·Speckle noise is an intrinsic property of Synthetic Aperture Radar (SAR) imagery.

相干斑噪声是SAR图像的固有特点。

6·Finally, the broken lines due to speckle noise are connected by the high level grouping.

最后，通过高层编组方法连接由于噪声引起的直线缺损。

7·To solve this problem, a method to reduce speckle noise is proposed for digital holography.

针对这一问题，提出了一种基于微位移的数字全息散斑噪声抑制方法。

8·The practical RFI and speckle noise suppression techniques for ultra-wideband SAR are proposed.

提出了实用的超宽带sar射频干扰(RFI)和相干斑噪声抑制技术。

9·Objective To remove the speckle noise in ultrasonic images by using anisotropic diffusion method.

目的将各向异性扩散方法应用于超声医学图像的去噪处理。

10·Besides, many classification errors are caused by mixed pixels and speckle noise of the SAR image.

另外，许多分类错误是由SAR图像的像素点类别混淆和相干斑噪声干扰引起的。