A novel method of speckle reduction and enhancement for SAR image

Hao Shi, Liang Chen, Yin Zhuang, Jian Yang, Zhu Yang

科研成果: 书/报告/会议事项章节会议稿件同行评审

3 引用 (Scopus)

摘要

A new speckle reduction algorithm is presented in this paper to improve the visualization of synthetic aperture radar (SAR) images. The algorithm contains two steps. First, we propose a speckle reduction filter. This filter use different smoothing effect according to scene of sub-window. So it can maintain the details while noise suppression. Second, we propose a method to enhance the details. We select a neighborhood of pixel and divide it into homogeneous and heterogeneous. Then we use different reconstruction strategy to enhance the texture. After these steps, the speckle noise of SAR images has been decreased and the texture details have been enhanced at the same time. Experiments validate the algorithm with good performance.

源语言英语
主期刊名2017 IEEE International Geoscience and Remote Sensing Symposium
主期刊副标题International Cooperation for Global Awareness, IGARSS 2017 - Proceedings
出版商Institute of Electrical and Electronics Engineers Inc.
3128-3131
页数4
ISBN(电子版)9781509049516
DOI
出版状态已出版 - 1 12月 2017
活动37th Annual IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2017 - Fort Worth, 美国
期限: 23 7月 201728 7月 2017

出版系列

姓名International Geoscience and Remote Sensing Symposium (IGARSS)
2017-July

会议

会议37th Annual IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2017
国家/地区美国
Fort Worth
时期23/07/1728/07/17

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