详细信息
合成孔径雷达森林资源监测技术研究综述 被引量:19
A survey of developments on forest resources monitoring technology of synthetic aperture radar
文献类型:期刊文献
中文题名:合成孔径雷达森林资源监测技术研究综述
英文题名:A survey of developments on forest resources monitoring technology of synthetic aperture radar
作者:李增元[1] 赵磊[1] 李堃[2] 陈尔学[1] 万祥星[1] 徐昆鹏[1]
第一作者:李增元
机构:[1]中国林业科学研究院资源信息研究所,北京100091;[2]北京空间飞行器总体设计部,北京100094
年份:2020
卷号:12
期号:2
起止页码:150-158
中文期刊名:南京信息工程大学学报:自然科学版
收录:CSTPCD
基金:国家重点研发计划(2017YFB0502700);国家自然科学基金(41801289).
语种:中文
中文关键词:合成孔径雷达;极化SAR;干涉SAR;层析SAR;森林资源监测
外文关键词:synthetic aperture radar(SAR);polarmetric SAR;interferometric SAR;tomography SAR;forest resources monitoring
分类号:S771.8
摘要:合成孔径雷达(Synthetic Aperture Radar,SAR)技术凭借其全天时、全天候的成像能力以及对森林垂直结构信息敏感的特点,在森林资源监测中具有独特的优势,已成为当前森林资源遥感调查技术的研究热点.本文首先介绍了SAR森林资源监测技术的发展背景、发展轨迹和相关知识;然后,重点阐述了极化SAR、干涉SAR、极化干涉SAR和层析SAR在林地覆盖类型分类、变化检测以及森林参数定量化估测应用中的技术方法;最后,就SAR在森林资源监测研究和应用中存在的问题与发展趋势进行了总结与展望.
Synthetic Aperture Radar(SAR) technology has unique advantages in forest resource monitoring due to its all-day,all-weather imaging capability and sensitivity to vertical forest structure information.Therefore,SAR has become a research focus of current forest resources remote sensing survey technology.Firstly,the development background,development trajectory and related knowledge of SAR forest resources monitoring technology are introduced.Then,the technological developments of polarimetric SAR,interferometric SAR,polarimetric SAR interferometry and tomographic SAR in research of forest land cover type classification,change detection and forest parameter quantification estimation are emphasized.Finally,the existing problems and development trends for forest resource monitoring research and application of SAR are summarized and analyzed.
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