国家自然科学基金(41131067)

作品数：22被引量：90H指数：6
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相关机构：中国科学院武汉科技大学中国科学院大学武汉大学更多>>
相关期刊：《大地测量与地球动力学》《中国科学：地球科学》《地球物理学报》《Journal of Earth Science》更多>>
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Investigation of the Tikhonov Regularization Method in Regional Gravity Field Modeling by Poisson Wavelets Radial Basis Functions被引量：2
《Journal of Earth Science》2018年第6期1349-1358,共10页Yihao Wu Bo Zhong Zhicai Luo 
supported by the National Natural Science Foundation of China (Nos.41374023,41131067,41474019);the National 973 Project of China (No.2013CB733302);the China Postdoctoral Science Foundation (No.2016M602301);the Key Laboratory of Geospace Envi-ronment and Geodesy,Ministry of Education,Wuhan University (No.15-02-08);the State Scholarship Fund from Chinese Scholarship Council (No.201306270014)
The application of Tikhonov regularization method dealing with the ill-conditioned problems in the regional gravity field modeling by Poisson wavelets is studied. In particular, the choices of the regularization matri...
关键词：regional gravity field modeling Poisson wavelets radial basis functions Tikhonov regularization method L-CURVE variance component estimation（VCE） 
基于带谐重力场的测高卫星轨道设计被引量：1
《大地测量与地球动力学》2016年第10期859-863,共5页高凡 彭碧波 钟敏 许厚泽 
国家自然科学基金(41131067)~~
推导了一组测高卫星轨道设计的理论公式,介绍了相关方法,并编写了一套软件。分别以激光测高卫星ICESat和雷达测高卫星HY-2A为例,基于31阶地球带谐重力场,给出了其平均轨道参数与密切轨道参数。轨道模拟显示,卫星经过各自的回归周期之后...
关键词：测高卫星 重复地面轨迹 冻结轨道 HY-2A 
Terrestrial water storage changes over the Pearl River Basin from GRACE and connections with Pacific climate variability被引量：8
《Geodesy and Geodynamics》2016年第3期171-179,共9页Zhicai Luo Chaolong Yao Qiong Li Zhengkai Huang 
supported by the National Natural Science Foundation of China (41174020, 41131067);the Fundamental Research Funds for the Central Universities (2014214020203);the open fund of Key Laboratory of Geospace Environment and Geodesy, Ministry of Education (14-02-011);the open fund of Guangxi Key Laboratory of Spatial Information and Geomatics (14-045-24-17)
Time-variable gravity data from the Gravity Recovery and Climate Experiment （GRACE） satellite mission are used to study terrestrial water storage （TWS） changes over the Pearl River Basin （PRB） for the period 200...
关键词：GRACE Terrestrial water storage Pearl River Basin DROUGHT Climate variability 
关于高程系统的思考被引量：3
《地理空间信息》2016年第1期1-3,共3页许厚泽 
国家自然科学基金资助项目(41131067)
讨论了3种高程系统(正高、正常高及区域正常高)及其区别,它们分别依赖于不同的基准面,即大地水准面、似大地水准面和区域似大地水准面;研究了如何把中国的区域高程系统转换为全球统一高程系统的2种途径。可以利用水准或重力方法、GPS水...
关键词：高程系统 正常高 大地水准面 GPS水准 
WHU-Grace01s:A new temporal gravity field model recovered from GRACE KBRR data alone被引量：2
《Geodesy and Geodynamics》2015年第5期316-323,共8页Zhou Hao Luo Zhicai Zhong Bo 
supported by the National 973Program of China(2013CB733302);the National Natural Science Foundation of China(41131067,41174020,41374023,41474019);the Open Research Fund Program of the State Key Laboratory of Geodesy and Earth's Dynamics(SKLGED2015-1-3-E);the open fund of State Key Laboratory of Geographic Information Engineering(SKLGIE2013-M-1-3);the open fund of Key Laboratory of Geospace Environment and Geodesy,Ministry of Education(13-02-05)
A new temporal gravity field model called WHU-Grace01s solely recovered from Gravity Recovery and Climate Experiment （GRACE） K-Band Range Rate （KBRR） data based on dynamic integral approach is presented in this pa...
关键词：Temporal gravity field model Gravity Recovery and Climate Experiment （GRACE） Dynamic integral approach K-Band Range Rate （KBRR） Satellite gravity Spherical harmonics Equivalent water height Geopotential determination 
Progress in satellite gravity recovery from implemented CHAMP,GRACE and GOCE and future GRACE Follow-On missions被引量：8
《Geodesy and Geodynamics》2015年第4期241-247,共7页Zheng Wei Xu Houze 
supported by the Main Direction Program of Knowledge Innovation of Chinese Academy of Sciences for Distinguished Young Scholar(KZCX2-EW-QN114);the National Natural Science Foundation of China(41004006,41131067,11173049 and 41274041);the Merit-based Scientific Research Foundation of the State Ministry of Human Resources and Social Security of China for Returned Overseas Chinese Scholars(Z01101);the Open Research Fund Program of the Key Laboratory of Geospace Environment and Geodesy,Ministry of Education,China(11-01-02);the Open Research Fund Program of the Key Laboratory of Geo-Informatics of National Administration of Surveying,Mapping and Geoinformation of China(201322);the Open Research Fund Program of the State Key Laboratory of Geoinformation Engineering,China(SKLGIE2013-M-1-5);the Main Direction Program of Institute of Geodesy and Geophysics,Chinese Academy of Sciences(Y309451045);the Research Fund Program of State Key Laboratory of Geodesy and Earth's Dynamics,China(Y309491050);the Research Fund of the National Civilian Space Infrastructure Project(Y419341034);the Research Fund of the Lu Jiaxi Young Talent and the Youth Innovation Promotion Association of Chinese Academy of Science(Y305171017)
Firstly, the Earth＇s gravitational field from the past Challenging Minisatellite Payload （CHAMP） mission is determined using the energy conservation principle, the combined error model of the cumulative geoid heigh...
关键词：CHAMP （Challenging Minisatellite Payload）GRACE （Gravity Recovery and Climate Experiment）GOCE （Gravity Field and Steady-State Ocean Circulation Explorer）GRACE Follow-OnEnergy conservation principle Semi-analytical method Space-time-wise approach 
Monthly gravity field recovery from GRACE orbits and K-band measurements using variational equations approach被引量：1
《Geodesy and Geodynamics》2015年第4期253-260,共8页Wang Changqing Xu Houze Zhong Min Feng Wei 
funded by the Major National Scientific Research Plan(2013CB733305,2012CB957703);the National Natural Science Foundation of China(41174066,41131067,41374087,41431070)
The Gravity Recovery and Climate Experiment（GRACE） mission can significantly improve our knowledge of the temporal variability of the Earth＇s gravity field.We obtained monthly gravity field solutions based on varia...
关键词：Gravity recovery and climate experiment （GRACE） Temporal gravity field Variational equations approach Water storage changes Equivalent water height（EWH）Data weight ratio Geoid height per degree IGG temporal gravity model 
一种新的卫星钟差Kalman滤波噪声协方差估计方法被引量：6
《物理学报》2015年第8期14-19,共6页林旭 罗志才 
国家重点基础研究发展计划(批准号:2013CB733302);国家自然科学基金(批准号:41174062,41131067);中央高校基本科研业务费专项资金(批准号:2012214020206);地球空间环境与大地测量教育部重点实验室开放基金(批准号:12-02-09)资助的课题~~
采用Kalman滤波方法进行钟差参数计算和预报时,需确定Kalman滤波噪声协方差矩阵.针对这一问题,提出了一种新的卫星钟差Kalman滤波噪声协方差估计方法,通过建立新息的相关函数序列与未知的噪声参数间的线性函数模型,采用最小二乘法进行...
关键词：卫星钟差 KALMAN滤波 噪声估计 
基于下一代三向车轮双星编队改善地球重力场空间分辨率研究被引量：6
《地球物理学报》2015年第3期767-779,共13页郑伟 许厚泽 钟敏 员美娟 
中国科学院知识创新工程重要方向青年人才项目(KZCX2-EW-QN114);国家自然科学基金青年项目(41004006;41202094);国家自然科学基金重点项目(41131067);国家自然科学基金面上项目(11173049);国家留学人员科技活动项目择优资助基金(2011);中国科学院卢嘉锡青年人才和青年创新促进会基金(2013);国家民用空间基础设施项目子课题(2014);武汉大学地球空间环境与大地测量教育部重点实验室测绘基础研究基金(11-01-02);中国测绘科学研究院地理空间信息工程国家测绘地理信息局重点实验室开放基金(201322);西安测绘研究所地理信息工程国家重点实验室开放基金(SKLGIE2013-M-1-5);中国科学院测量与地球物理研究所重要方向项目(Y309451045);大地测量与地球动力学国家重点实验室自主项目(Y309491050)联合资助
由于当前GRACE(Gravity Recovery and Climate Experiment)串行式编队存在"南北向条带误差"等缺陷,因此本文基于星间速度插值法开展了利用下一代三向车轮双星编队ACR(Along-Cross-Radial)-Cartwheel提高地球重力场空间分辨率的可行性研...
关键词：三向车轮编队 经向和纬向车轮编队 轨向、垂向和径向观测值 空间分辨率 轨道根数 
Physical analysis on improving the recovery accuracy of the Earth's gravity field by a combination of satellite observations in along-track and cross-track directions被引量：4
《Chinese Physics B》2014年第10期633-640,共8页郑伟 许厚泽 钟敏 员美娟 
Project supported by the Main Direction Program of Knowledge Innovation of Chinese Academy of Sciences for Distinguished Young Scholars(Grant No.KZCX2-EW-QN114);the National Natural Science Foundation of China(Grant Nos.41004006,41202094,41131067,and 11173049);the Merit-based Scientific Research Foundation of the State Ministry of Human Resources and Social Security of China for Returned Overseas Chinese Scholars(Grant No.2011);the Open Research Fund Program of the Key Laboratory of Geospace Environment and Geodesy,Ministry of Education,China(Grant No.11-0102);the Open Research Fund Program of the Key Laboratory of Geo-informatics of National Administration of Surveying,Mapping,and Geoinformation of China(Grant No.201322);the Open Research Fund Program of the State Key Laboratory of Geo-information Engineering,China(Grant No.SKLGIE2013M-1-5);the Main Direction Program of Institute of Geodesy and Geophysics,Chinese Academy of Sciences(Grant No.Y309451045);the Research Fund Program of State Key Laboratory of Geodesy and Earth’s Dynamics,China(Grant No.Y309491050)
The physical investigations on the accuracy improvement to the measurement of the Earth＇s gravity field recovery are carried out based on the next-generation Pendulum-A/B out-of-plane twin-satellite formation in this...
关键词：twin pendulum-MB satellites collinear and pendulum satellite formations along-cross-track ob-servations physical analysis satellite gravity recovery 
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