成果/Result
- Wheat lodging monitoring using polarimetric index from RADARSAT-2 data被引量:83收藏
- 作者:Yang, Hao[1,2] Chen, Erxue[1] Li, Zengyuan[1] Zhao, Chunjiang[2] Yang, Guijun[2]
- 机构:Chinese Acad Forestry;Beijing Acad Agr & Forestry Sci;CNR;Univ Tuscia
- 来源:INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION 2015
- 关键词:Wheat lodging Radarsat-2 Polarimetric feature Multi-temporal Monitoring Disaster
- Aboveground Biomass Retrieval and Time Series Analysis Across Different Forest Types Using Multi-Source Data Fusion被引量:40收藏
- 作者:Shen, Yi[1] Chen, Qianqian[1] Zhu, Tingting[2] Zhang, Qian[2,3] Zhang, Yu[4,5]
- 机构: Nanjing Institute of Metrological Supervision and Testing; School of Geomatics Science and Technology; State Key Laboratory of Remote Sensing Science; Chinese Antarctic Center of Surveying and Mapping; Key Laboratory of Polar Environment Monitoring and Public Governance
- 来源:Forests 2026
- 关键词:Biomass - Carbon - Carbon cycle - Climate change - Data fusion - Ecology - Forest ecology - Forestry - Learning systems - Regional planning - Remote sensing
- Rape (Brassica napus L.) growth monitoring and mapping based on Radarsat-2 time-series data被引量:38收藏
- 作者:Zhang, Wangfei[1,2] Chen, Erxue[2] Li, Zengyuan[2] Zhao, Lei[2] Ji, Yongjie[1]
- 机构: College of Forestry; Institute of Forest Resource Information Techniques; College of Ecology and Soil and Water Conservation
- 来源:Remote Sensing 2018
- 关键词:Plants (botany) - Polarimeters - Sensitivity analysis - Regression analysis - Mapping - Synthetic aperture radar - Mean square error
- Forest height retrieval using P-band airborne multi-baseline SAR data: A novel phase compensation method被引量:34收藏
- 作者:Lu, Hongliang[1,2] Zhang, Heng[1] Fan, Huaitao[1] Liu, Dacheng[1] Wang, Jili[1]
- 机构:Chinese Acad Sci;Univ Chinese Acad Sci;Chinese Acad Forestry
- 来源:ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING 2021
- 关键词:Forest 3-D structure Phase errors compensation Network construction Phase gradient autofocus SAR tomography
- A New Approach for Forest Height Inversion Using X-Band Single-Pass InSAR Coherence Data被引量:28收藏
- 作者:Zhao, Lei[1,2] Chen, Erxue[1,2] Li, Zengyuan[1,2] Zhang, Wangfei[3] Fan, Yaxiong[1,2]
- 机构:Chinese Acad Forestry;NFGA;Southwest Forestry Univ
- 来源:IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 2022
- 关键词:Forestry Coherence Decorrelation Data models Mathematical model Backscatter Synthetic aperture radar Coherence forest height inversion interferometric synthetic aperture radar (InSAR) multilevel model (MLM) single-pass InSAR X-band
- Forest Growing Stock Volume Estimation in Subtropical Mountain Areas Using PALSAR-2 L-Band PolSAR Data被引量:28收藏
- 作者:Zhang, Haibo[1] Zhu, Jianjun[1] Wang, Changcheng[1] Lin, Hui[2] Long, Jiangping[2]
- 机构:Cent S Univ;Cent South Univ & Technol;Chinese Acad Forestry
- 来源:FORESTS 2019
- 关键词:forest growing stock volume (GSV) full polarimetric SAR subtropical forest topographic effects environment effects
- 合成孔径雷达森林树高和地上生物量估测研究进展被引量:26收藏
- 作者:李兰[1,2] 陈尔学[1,2] 李增元[1,2] 冯琦[1,2] 赵磊[1,2]
- 机构:中国林业科学研究院资源信息研究所;国家林业局遥感与信息技术重点开放性实验室
- 来源:《遥感技术与应用》 2016
- 关键词:合成孔径雷达 层析 森林垂直结构 森林树高 森林地上生物量
- 摘要:微波遥感具有一定的穿透性,能够与森林内部的散射体发生相互作用,从而获得指示森林垂直方向的参数,被认为在森林垂直结构参数估测方面具有很大的潜力。PolSAR、InSAR、PolInSAR、多基线InSAR以及多基线PolI...
- 其他来源数据库:
万方期刊数据库
同方期刊数据库 - 下载全文在线阅读
- 合成孔径雷达森林资源监测技术研究综述被引量:25收藏
- 作者:李增元[1] 赵磊[1] 李堃[2] 陈尔学[1] 万祥星[1]
- 机构:中国林业科学研究院资源信息研究所;北京空间飞行器总体设计部
- 来源:《南京信息工程大学学报:自然科学版》 2020
- 关键词:合成孔径雷达 极化SAR 干涉SAR 层析SAR 森林资源监测
- 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...
- 其他来源数据库:
万方期刊数据库
同方期刊数据库 - 下载全文在线阅读
- 森林碳储量遥感卫星现状及趋势被引量:25收藏
- 作者:庞勇[1,2] 李增元[1,2] 余涛[1,2] 刘清旺[1,2] 赵磊[1,2]
- 机构:中国林业科学研究院资源信息研究所;国家林业和草原局林业遥感与信息技术重点实验室
- 来源:《航天返回与遥感》 2022
- 关键词:森林碳储量 遥感卫星 光学遥感 激光雷达 合成孔径雷达 遥感应用
- 摘要:“二氧化碳排放于2030年前达到峰值,2060年前实现碳中和”是统筹中国国内经济社会发展与全球应对气候变化协同共赢的重大战略。森林生态系统是陆地生态系统的主体,在减缓温室效应、维持全球碳平衡中起着极其重要的作用。精准计量...
- 下载全文在线阅读
- Compact Polarimetric Response of Rape (Brassica napus L.) at C-Band: Analysis and Growth Parameters Inversion被引量:23收藏
- 作者:Zhang, Wangfei[1,2] Li, Zengyuan[1] Chen, Erxue[1] Zhang, Yahong[2] Yang, Hao[3]
- 机构:Chinese Acad Forestry;Southwest Forestry Univ;Beijing Acad Agr & Forestry Sci
- 来源:REMOTE SENSING 2017
- 关键词:compact polarimetric (CP) SAR rape Radarsat-2 day after sowing (DAS) random forest Stokes parameters polarimetric decomposition backscatter coefficients
- 多时相双极化合成孔径雷达干涉测量土地覆盖分类方法被引量:20收藏
- 作者:王馨爽[1,2] 陈尔学[1] 李增元[1] 姚顽强[3] 赵磊[1]
- 机构:中国林业科学研究院资源信息研究所;国家测绘地理信息局陕西基础地理信息中心;西安科技大学测绘科学与技术学院
- 来源:《测绘学报》 2015
- 关键词:多时相 极化 干涉合成孔径雷达 土地覆盖分类
- 摘要:综合采用时相、极化和干涉3种维度的SAR数据进行土地覆盖分类。以黑龙江省逊克县多时相ALOS PALSAR数据覆盖区为研究区,利用不同时相极化SAR、干涉SAR信号对地物特征的敏感性,结合后向散射强度和干涉相干的时变特征...
- 其他来源数据库:
万方期刊数据库
同方期刊数据库 - 下载全文在线阅读
- Three-Step Semi-Empirical Radiometric Terrain Correction Approach for PolSAR Data Applied to Forested Areas被引量:17收藏
- 作者:Zhao, Lei[1] Chen, Erxue[1] Li, Zengyuan[1] Zhang, Wangfei[2] Gu, Xinzhi[1]
- 机构:Chinese Acad Forestry;Southwest Forestry Univ
- 来源:REMOTE SENSING 2017
- 关键词:angular effect biomass estimation polarimetric SAR polarisation orientation angle terrain correction
- The P-band SAR Satellite: Opportunities and Challenges被引量:17收藏
- 作者:Li, Wei[1] Tong, Qingwei[1] Xu, Liying[1] Ji, Peng[1] Dong, Fang[1]
- 机构: Shanghai Institute of Satellite Engineering; Institute of Forest Resources Information Technique; State Key Laboratory of Information Engineering in Surveying; Aerospace Information Research Institute; Thirty-eighth Research Institute of China Electronic Science and Technology Group Co.
- 来源:2019 6th Asia-Pacific Conference on Synthetic Aperture Radar, APSAR 2019 2019
- 关键词:Forestry - Satellites - Synthetic aperture radar - Topography
- Forest Aboveground Biomass Estimation Using Multi-Features Extracted by Fitting Vertical Backscattered Power Profile of Tomographic SAR被引量:15收藏
- 作者:Wan, Xiangxing[1,2] Li, Zengyuan[1,2] Chen, Erxue[1,2] Zhao, Lei[1,2] Zhang, Wangfei[3]
- 机构:Chinese Acad Forestry;Chinese Acad Forestry;Southwest Forestry Univ
- 来源:REMOTE SENSING 2021
- 关键词:TomoSAR forest AGB backscattered power forest vertical profile
- 多时相双极化SAR影像林地类型分类方法被引量:14收藏
- 作者:王馨爽[1,2] 陈尔学[1] 李增元[1] 姚顽强[3] 赵磊[1]
- 机构:中国林业科学研究院资源信息研究所;国家测绘地理信息局陕西基础地理信息中心;西安科技大学测绘科学与技术学院
- 来源:《林业科学》 2014
- 关键词:多时相 极化 InSAR 林地类型 分类
- 摘要:森林在全球碳循环及大自然空气调节中发挥着重要作用,对森林分布的监测与制图意义重大。以黑龙江省逊克县两景星载ALOS PALSAR多时相数据覆盖区为研究区,利用不同时相极化SAR、干涉SAR对植被结构变化特征的敏感性,结合...
- 其他来源数据库:
万方期刊数据库
同方期刊数据库 - 下载全文在线阅读
- Tropical forest AGB estimation based on structure parameters extracted by TomoSAR被引量:14收藏
- 作者:Li, Wenmei[1] Zhang, Yu[1] Zhang, Jiadong[1] Chen, Huaihuai[1] Chen, Erxue[2]
- 机构:Nanjing Univ Posts & Telecommun;Chinese Acad Forestry;Chinese Acad Sci
- 来源:INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION 2023
- 关键词:Tomographic SAR Tropical forest Forest aboveground biomass Forest height Canopy height Structure parameters
- 干涉、极化干涉SAR技术森林高度估测算法研究进展被引量:13收藏
- 作者:张王菲[1,2] 陈尔学[1] 李增元[1] 赵磊[1] 姬永杰[2]
- 机构:中国林业科学研究院资源信息研究所;西南林业大学林学院
- 来源:《遥感技术与应用》 2017
- 关键词:干涉SAR 极化干涉SAR 森林高度 估测 反演
- 摘要:在干涉、极化干涉SAR森林高度估测中,估测算法对结果精度起着决定性作用。通过对现有森林高度干涉、极化干涉SAR研究的系统性分析,总结了现有研究中森林高度估测算法的基本原理、模型假设及其应用局限性,并对这些算法在区域和全球...
- 其他来源数据库:
万方期刊数据库
同方期刊数据库 - 下载全文在线阅读
- Analysis of forestry application potential of LuTan-1 mission: Preliminary assessment based on airborne experiment被引量:13收藏
- 作者:Xu, Kunpeng[1,2] Zhao, Lei[1,2] Chen, Erxue[1,2] Li, Zhengyuan[1,2]
- 机构: Institute of Forest Resources Information Technique; Key Laboratory of Forestry Remote Sensing and Information System
- 来源:Proceedings of the European Conference on Synthetic Aperture Radar, EUSAR 2022
- 关键词:Forestry - Mapping - Space-based radar - Timber
- Rape (Brassica napus L.) Growth Monitoring and Mapping Based on Radarsat-2 Time-Series Data被引量:12收藏
- 作者:Zhang, Wangfei[1,2] Chen, Erxue[2] Li, Zengyuan[2] Zhao, Lei[2] Ji, Yongjie[1]
- 机构:Southwest Forestry Univ;Chinese Acad Forestry;Southwest Forestry Univ
- 来源:REMOTE SENSING 2018
- 关键词:rape (Brassica napus L.) monitoring biomass stem height LAI empirical regression model inversion
- Using compact polarimetric parameters for rape (brassica napus L.) LAI inversion被引量:11收藏
- 作者:Zhang, Wangfei[1,2] Chen, Erxue[2] Li, Zengyuan[2] Zhao, Lei[2] Ji, Yongjie[1]
- 机构: College of Forestry; Institute of Forest Resources Information Technique
- 来源:International Geoscience and Remote Sensing Symposium (IGARSS) 2017
- 关键词:CP Inversion Rape LAI
- Exploring optimal combinations of multi-frequency polarimetric SAR observations to estimate forest above-ground biomass被引量:10收藏
- 作者:Ji, Yongjie[1] Zhang, Fuxiang[1] Zhang, Wangfei[2] Zhao, Lei[3] Xu, Kunpeng[3]
- 机构:Southwest Forestry Univ;Southwest Forestry Univ;Chinese Acad Forestry
- 来源:GEO-SPATIAL INFORMATION SCIENCE 2024
- 关键词:Multi-frequency combination forest Above-Ground Biomass (AGB) polarimetric synthetic aperture radar
- The Performance of Airborne C-Band PolInSAR Data on Forest Growth Stage Types Classification被引量:10收藏
- 作者:Feng, Qi[1] Zhou, Liangjiang[1] Chen, Erxue[2] Liang, Xingdong[1] Zhao, Lei[2]
- 机构:Chinese Acad Sci;Chinese Acad Forestry;Clark Univ
- 来源:REMOTE SENSING 2017
- 关键词:PolInSAR forest types polarimetric texture coherence
- 基于机载P-波段全极化SAR数据的复杂地形森林地上生物量估测方法被引量:10收藏
- 作者:冯琦[1] 陈尔学[1] 李增元[1] 李兰[1] 赵磊[1]
- 机构:中国林业科学研究院资源信息研究所国家林业局遥感与信息技术重点开放性实验室
- 来源:《林业科学》 2016
- 关键词:机载SAR P-波段 PolSAR 森林地上生物量 地形
- 摘要:【目的】利用国产合成孔径雷达(SAR)系统(CASMSAR)获取的机载P-波段全极化SAR(PolSAR)数据,分析SAR对森林地上生物量(AGB)的响应与地形的关系,建立融合地形因子的高精度多项式模型,以提高森林AGB...
- 其他来源数据库:
万方期刊数据库
同方期刊数据库 - 下载全文在线阅读
- NPP Estimation of High Heterogeneous Region based on Spatiotemporal Fusion被引量:9收藏
- 作者:Li, Wenmei[1] Wu, Jiaqi[1,2,3] Zhao, Lei[2,3]
- 机构: School of Geographic and Biologic Information; Research Institute of Forest Resource Information Techniques; The Key Laboratory of Forestry Remote Sensing and Information System
- 来源:International Geoscience and Remote Sensing Symposium (IGARSS) 2022
- A Modified Capon Method for SAR Tomography Over Forest被引量:9收藏
- 作者:Lu, Hongliang[1,2] Fan, Huaitao[1] Zhang, Heng[1] Liu, Dacheng[1] Zhao, Lei[3]
- 机构:Chinese Acad Sci;Univ Chinese Acad Sci;Chinese Acad Forestry
- 来源:IEEE GEOSCIENCE AND REMOTE SENSING LETTERS 2022
- 关键词:Forestry Estimation Synthetic aperture radar Optical wavelength conversion Multiple signal classification Tomography Radar polarimetry Forest structure modified-Capon (M-Capon) method synthetic aperture radar (SAR) tomography (TomoSAR)
- Forest canopy height estimation from interferometric TanDEM-X coherence data over complex terrain area被引量:9收藏
- 作者:Fan, Yaxiong[1] Chen, Erxue[1] Li, Zengyuan[1] Zhang, Wangfei[1,2] Zhao, Lei[1]
- 机构: Institute of Forest Resources Information Technique; College of Forestry
- 来源:International Geoscience and Remote Sensing Symposium (IGARSS) 2018
- 关键词:Geology - Remote sensing - Forestry
- Estimation of biomass in winter wheat (triticum aestivum l.) using polarimetric water-cloud model被引量:8收藏
- 作者:Zhang, Wangfei[1] Chen, Erxue[2] Li, Zengyuan[2] Zhao, Lei[2] Gao, Zhihai[2]
- 机构: College of Forestry; Institute of Forest Resource Information Techniques
- 来源:International Geoscience and Remote Sensing Symposium (IGARSS) 2019
- 关键词:Cloud computing - Crops - Surface scattering - Polarimeters
- Using stokes parameters derived from Radarsat-2 data for rape (Brassica napus L.) biomass inversion被引量:8收藏
- 作者:Yang, Yue[1] Zhang, Wangfei[1] Li, Zengyuan[2] Chen, Erxue[2] Zhao, Lei[2]
- 机构: College of Forestry; Institute of Forest Resources Information Technique
- 来源:International Geoscience and Remote Sensing Symposium (IGARSS) 2018
- 关键词:Inversion Rape biomass Stokes parameters
- 国家森林资源清查遥感应用主要技术进展被引量:7收藏
- 作者:丁相元[1] 陈尔学[1] 李增元[1] 赵磊[1] 刘清旺[1]
- 机构:中国林业科学研究院资源信息研究所
- 来源:《南京林业大学学报:自然科学版》 2023
- 关键词:国家森林资源清查 遥感应用 统计推断 设计推断法 模型辅助法 模型法 混合法
- 摘要:国家森林资源(连续)清查[national (continuous) forest inventory, NFI/NCFI,文中统称NFI]是森林资源监测体系的重要组成部分,可为制定国家林业发展战略和调整林业方针政策提供...
- 其他来源数据库:
万方期刊数据库
同方期刊数据库 - 下载全文在线阅读
- Capability of multi-temporal Radarsat-2 data in monitoring canola crop and its plant height被引量:7收藏
- 作者:Yang, Hao[1,2] Chen, Erxue[1] Li, Zengyuan[1] Yang, Guijun[2] Xu, Xingang[2]
- 机构:Chinese Acad Forestry;Beijing Acad Agr & Forestry Sci
- 来源:THIRD INTERNATIONAL CONFERENCE ON AGRO-GEOINFORMATICS (AGRO-GEOINFORMATICS 2014) 2014
- 关键词:synthetic aperture radar crop growth monitoring height estimation polarimetric feature
