This dissertation analyzes Phase Gradient Autofocusing (PGA) algorithm and speckle reduction algorithm with Lee filter. And the two algorithms are realized on the SHARC parallel processing system.
本文深入分析了相位梯度自聚焦(PGA)算法和Lee滤波器相干斑抑制算法，并在SHARC处理器的并行处理系统中实现了这两种算法。
参考来源 - 并行SHARC系统在SAR信号处理中的应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Considering the statistical characteristics of SAR images, a novel speckle reduction algorithm is presented in this paper.
该文基于SAR图像的统计特性，提出了一种相干斑抑制算法。
This algorithm can protect edge-characteristics of SAR image, along with a very good speckle reduction effort.
本算法能够完全保留SAR图像边缘特征，同时对相干斑具有较好的抑制能力。
Eperimental result shows that this algorithm is better than other existing speckle reduction methods.
实验结果表明，本算法处理效果优于目前常用的相干斑滤波算法。
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