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ALTIMETRY: 作品数：66被引量：278H指数：10; 导出分析报告; 相关领域：天文地球更多>>; 相关期刊：《Journal of Geodesy and Geoinformation Science》《Chinese Journal of Electronics》《Science China Earth Sciences》《Journal of Ocean University of China》更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划更多>>

Suitable region of dynamic optimal interpolation for efficiently altimetry sea surface height mapping: 《Geodesy and Geodynamics》2024年第2期142-149,共8页Jiasheng Shi Taoyong Jin; supported by National Natural Science Foundation of China under Grants 42192531 and 42192534;the Special Fund of Hubei Luojia Laboratory(China)under Grant 220100001;the Natural Science Foundation of Hubei Province for Distinguished Young Scholars(China)under Grant 2022CFA090。; The dynamic optimal interpolation(DOI)method is a technique based on quasi-geostrophic dynamics for merging multi-satellite altimeter along-track observations to generate gridded absolute dynamic topography(ADT).Compa...; 关键词：Dynamic optimal interpolation Linearoptimal interpolation Satellite altimetry Sea surface height Suitable region

Meridional deflection of global eddy propagation derived from tandem altimetry: Mechanism and implication: 《Science China Earth Sciences》2024年第3期811-825,共15页Ge CHEN Xiaoyan CHEN; supported by the National Natural Science Foundation of China(Grant No.42030406);the Science and Technology Innovation Fund of Laoshan Laboratory(Grant No.LSKJ202204301);the International Research Center of Big Data for Sustainable Development Goals(Grant No.CBAS2022GSP01)。; A common view on meridional deflection of eddy propagation is poleward for cyclones and equatorward for anticyclones. This widely accepted polarity-sensitive pattern has been increasingly undermined given that it is s...; 关键词：Mesoscale eddies Eddy propagation Eddy meridional deflection Satellite observation Geostrophic adjustment

Multi-regional observations and validation of the M_(3)ocean tide: 《Science China Earth Sciences》2023年第10期2265-2277,共13页Adam Thomas DEVLIN Jiayi PAN Déborah IDIER; funded by the National Key Research and Development Program(Grant No.2021YFB3900400)。; Improved determinations of the oft-ignored third-degree ocean tides can yield better accuracy for tidal predictions,numerical model solutions,and geodesy.While only a small part of tidal range,these components can be ...; 关键词：Third-degree tides M_(3)tide ALTIMETRY Numerical simulation Sea level rise

Recent Progress on Hydrogeodesy in China被引量：1: 《Journal of Geodesy and Geoinformation Science》2023年第3期124-134,共11页Wei FENG Yuhao XIONG Shuang YI Bo ZHONG Xiaodong CHEN Yulong ZHONG Yuanjin PAN Lin LIU Wei WANG Min ZHONG; National Natural Science Foundation of China(No.42061134010)。; Modern geodetic technologies,including high-precision ground-based gravity measurements,satellite gravimetry,satellite altimetry,Global Navigation Satellite Systems(GNSS),and Interferometric Synthetic Aperture Radar(I...; 关键词：geodetic measurement hydrogeodesy HYDROLOGY satellite gravity GNSS ALTIMETRY

Effect of random phase error and baseline roll angle error on eddy identification by interferometric imaging altimeter: 《Journal of Oceanology and Limnology》2022年第5期1881-1888,共8页Le GAO Hanwei SUN Jifeng QI Qiufu JIANG; Supported by the National Key R&D Program of China(No.2016YFC1401008);the Key R&D Program of Shandong Province,China(No.2019GHY112055);the National Natural Science Foundation of China(Nos.U2006211,42090044,41606200,41776183,41906157);the Major Scientifi c and Technological Innovation Projects in Shandong Province(No.2019JZZY010102);the Strategic Priority Research Program of the Chinese Academy of Sciences(Nos.XDA19060101,XDB42000000);the Key Project of Center for Ocean Mega-Science,Chinese Academy of Sciences(No.COMS2019R02);the CAS(Chinese Academy of Sciences)100-Talent Program(No.Y9KY04101L);the Marine S&T Fund of Shandong Province for Pilot National Laboratory for Marine Science and Technology(Qingdao)(No.2018SDKJ0102-2);the Fundamental Research Funds for the Central Universities(Hohai University)(No.2018B41814)。; To achieve better observation for sea surface,a new generation of wide-swath interferometric altimeter satellites is proposed.Before satellite launch,it is particularly important to study the data processing methods a...; 关键词：interferometric altimetry baseline error random error ocean eddy theoretical and systematic simulation error removal strategy

Consistency analysis of GRACE and GRACE-FO data in the study of global mean sea level change被引量：2: 《Geodesy and Geodynamics》2022年第4期321-326,共6页Le Chang Wenke Sun; This research was supported financially by the NNSFC(41774088,41331066,42104084,and 41474059);the Key Research Program of Frontier Sciences CAS(Chinese Academy of Sciences)(QYZDY-SSW-SYS003)。; Global mean sea level(GMSL) change is one of the important indicators of global climate change and is a crucial scientific issue of continuing interest. As satellite altimeter data, the Gravity Recovery and Climate Ex...; 关键词：GMSL GRACE GRACE-FO ALTIMETRY ARGO

A combined denoising method of empirical mode decomposition and singular spectrum analysis applied to Jason altimeter waveforms: A case of the Caspian Sea被引量：1: 《Geodesy and Geodynamics》2022年第4期327-342,共16页Wenguan Jiang Wei You; We acknowledge the National Natural Science Foundation of China(grant number 41974013)for financial support.; During the satellite pulse propagation and reception, the altimeter waveform is inevitably affected by noise. To reduce the noise level in Jason altimeter waveforms, we used singular spectrum analysis(SSA),empirical m...; 关键词：Altimetry waveforms Jason-1/2/3 Combined method Waveform retracking Mean sea surface height

Global DEMs vary from one to another:an evaluation of newly released Copernicus,NASA and AW3D30 DEM on selected terrains of China using ICESat-2 altimetry data被引量：7: 《International Journal of Digital Earth》2022年第1期1149-1168,共20页Hui Li Jiayang Zhao Bingqi Yan Linwei Yue Lunche Wang; supported by the National Natural Science Foundation of China[grant number 41201429,42171375].; A good understanding of the quality of digital elevation model(DEM)is a perquisite for various applications.This study investigates the accuracy of three most recently released 1-arcsec global DEMs(GDEMs,Copernicus,NA...; 关键词：Copernicus DEM NASADEM AW3D30 DEM vertical accuracy terrain representation ICESat-2 altimetry

Detecting Regional Deep Ocean Warming below 2000 Meter Based on Altimetry,GRACE,Argo,and CTD Data被引量：1: 《Advances in Atmospheric Sciences》2021年第10期1778-1790,共13页Yuanyuan YANG Min ZHONG Wei FENG Dapeng MU; This work is supported by the National Natural Science Foundation of China(Grant No.41904081).; The deep ocean below 2000 m is a large water body with the sparsest data coverage,challenging the closure of the sea-level budget and the estimation of the Earth’s energy imbalance.Whether the deep ocean below 2000 m...; 关键词：deep ocean warming GRACE ARGO GO-SHIP ALTIMETRY

Parallel-Dynamic Interpolation Algorithm of Sea Surface Height for Future 2D Altimetry Mapping of Sea Surface Height被引量：1: 《Journal of Ocean University of China》2021年第5期1121-1135,共15页DI Jiankai MA Chunyong CHEN Ge; This research was funded by the Key Research and Development Program of Shandong Province(No.2019GH Z023);the National Natural Science Foundation of China(Nos.41906155,42030406);the Fundamental Research Funds for the Central Universities(No.201762005);the National Key Scientific Instrument and Equipment Development Projects of National Natural Science Foundation of China(No.41527901).; The sea surface height data volume of the future wide-swath two-dimensional(2D)altimetric satellite is thousands of times greater than that of nadir altimetric satellites.The time complexity of the 2D altimetry mappin...; 关键词：parallel computation data segmentation data mosaic dynamic interpolation wide-swath 2D altimetric satellite

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