星载SAR水域分割研究进展与趋势分析  

Research Progress and Trend Analysis of Water Extraction by Spaceborne SAR

作　　者：牛世林 郭拯危[1] 李宁[1] 毋琳[1] 赵建辉[1] NIU Shi- lin;GUO Zheng- wei;LI Ning;WU Lin;ZHAO Jian -hui(School of Computer and Information Engineering,Henan University,Kaifeng 475004,Chin)

机构地区：[1]河南大学计算机与信息工程学院,河南开封475004

出　　处：《聊城大学学报（自然科学版）》2018年第2期72-86,共15页Journal of Liaocheng University:Natural Science Edition

基　　金：国家自然科学基金项目(U1604145;61601437);河南省高校重点研究项目(18B520016);河南省科技计划项目(182102210233)资助

摘　　要：合成孔径雷达(Synthetic Aperture Radar,SAR)是一种主动微波成像传感器,能够不受天气、光线以及云层的影响,实现全天时、全天候的成像.因此,SAR图像已成为遥感水域监测的主要数据源之一.该文从技术方法的角度出发,论述了近年来国内外基于SAR图像进行水域分割的几种方法及其典型应用,从技术原理、实验效果等方面对各个方法进行了介绍,最后对星载SAR水域分割技术的发展趋势进行了分析和展望.Synthetic Aperture Radar（SAR）is an active microwave imaging sensor that can image earth all-time and all-weather without being affected by weather,light and clouds.Therefore,SAR images have become one of the main data sources for water monitoring based on remote sensing.From the perspective of technical methods,several typical methods and applications for water extraction based on SAR images at home and abroad in recent years were discussed;The various methods were introduced from the aspect of technical principles and experimental results.Finally,the development trend of water extraction technology based on Spaceborne SAR is prospected.

关 键 词：合成孔径雷达(SAR) 遥感 水域分割 

分 类 号：TN959[电子电信—信号与信息处理]