GNSS interferometric reflectometry (GNSS-IR), a technique utilizing reflected signals regarded as noise in the GNSS applications, such as positioning and navigation, can measure surface elevation changes in permafrost areas. In this study, we screen seven major open-data GNSS networks to identify the...
摘要:GNSS干涉反射技术(GNSS interferometric reflectometry)是一种新型的地表雪深监测方式。针对当前信号分离不佳和随机估测偏差的问题,提出联合小波变换和滑动窗口构建一种多卫星融合的GNSS-IR雪深估测精化模型。该模型采用离散小波变换代替...
Zhao L.Anew snow depth data set over northern China derived using GNSS interferometric reflectometry from a continuously operating network (GSnow-CHINA v1. 0, 2013–2022). Earth System Science Data, 2022, 14(8): 3549-357...
gnssrefl是GNSS interferometric reflectometry(GNSS-IR)python软件包。支撑终端命令行(bash)和导入库(import xxx)两种工作方式,包括三个主要的模块。rinex2snr:将RINEX文件转换为分析所需的SNR文件;gnssir:根据SNR文件计算有效高度(reflector heights,RH);quickLook:提供一个快速可视化评估(图片),而不需要处理与gnssir相...
[1]Wan W, Zhang J, Dai L, Liang H, Yang T, Liu B, Guo Z, Hu H, Zhao L. A new snow depth data set over northern China derived using GNSS interferometric reflectometry from a continuously operating network (GSnow-CHINA v1. 0, 2013–2022).Earth System Science Data, 2022, 14(8)...
[1]Wan W, Zhang J, Dai L, Liang H, Yang T, Liu B, Guo Z, Hu H, Zhao L. A new snow depth data set over northern China derived using GNSS interferometric reflectometry from a continuously operating network (GSnow-CHINA v1. 0, 2013–2022). Earth System Science Data, 2022, 14(8...
gnssrefl is an open source software package for GNSS Interferometric Reflectometry (GNSS-IR). When showing results created using gnssrefl, please use: Larson, K.M., gnssrefl: an open source python software package for environmental GNSS interferometric reflectometry applications,GPS Solutions, Vol. ...
GNSS-R interferometric reflectometry (also known as GNSS-IR, or GPS-IR for GPS signals) is a technique that uses data from geodetic-quality GNSS instrument
[1]Wan W, Zhang J, Dai L, Liang H, Yang T, Liu B, Guo Z, Hu H, Zhao L. A new snow depth data set over northern China derived using GNSS interferometric reflectometry from a continuously operating network (GSnow-CHINA v1. 0, 2013–2022).Earth System Science Data, 2022, 14(8)...
摘要:全球卫星导航系统干涉测量法(GNSS-interferometric reflectometry, GNSS-IR)是一种新兴对地观测遥感技术, 利用该方法能实现土壤湿度监测, 具有很高的应用潜力。针对土壤湿度反演的建模问题, 本文构建一种集成粒子群优化算法(particle swarm...