But the data of the file provide with the Geographic Frame Coordinate System , so the change of the Global Total Electron Content (IGTEC) maps are certainly influenced by the factors of the earth rotation and the earth pole moving etc.
然而这些数据是在地固坐标系中给出的,因此其中的全球电离层TEC图像数据的变化必然会受到地球自转、极移等因素的影响。
We studied the biases estimation and sensor registration of sensor network by using Earth Centered Earth Fixed(ECEF) coordinates as unified coordinates.
采用地心地固坐标系作为统一坐标系,研究了多传感器组网中的配准估计问题。
Taking Earth Centered Earth Fixed(ECEF) coordinate as common grid,this paper discusses bias estimation in 3-D sensor network according to the superposition of the same target in different sensors,the linearized measurement equation of range,range gain,azimuth and elevation deviation of each sensor can be derived via the first order Taylor series expansion.
采用地心地固坐标系作为统一坐标系,研究了3-D传感器组网中的偏差估计问题,根据同一目标位置在各个传感器探测中的迭合条件,运用一阶泰勒展式推导出各个传感器的距离、距离增益、方位角、仰角偏差的线性化公式,利用最小二乘法在线估计出各个偏差量,并实时进行修正,仿真结果验证上述方法的有效性。
An analysis model based on the earth centered fixed coordinate frame is introduced, for achieving a quantitative analysis of Doppler shift characteristics over non-GEO satellite channels.
为了定量分析非静止轨道卫星信道的多普勒频移特性 ,引入一种基于地心固连坐标系的分析模型 ,经近似 ,该模型与地面接收终端的地理坐标无关 。
Multiple Mobile Platforms on-Line Registration in Earth-Centered Earth-Fixed Coordinate System
基于地心地固坐标系的多运动平台实时配准方法
ECEF - Earth Centered Earth Fixed
地固地心直角坐标系
fixed in the earth coordinate system
固定于地球的坐标系
iented coordinate system
固定于物体的坐标系
space-fixed coordinate system
固定于空间的坐标系
one of the fixed reference lines of a coordinate system.
一个坐标系中的固定的参考线。
Transformation Between Three-Dimension Geocentric Coordinate System and Independent Coordinate System
区域性独立坐标系与三维地心坐标系的转换
A Discussion on Methods for Transforming Point Position Coordinate from Previous Geodetic Coordinate System to next Generation CGCS 2000
2000国家大地坐标系下点位坐标转换方法浅析
A Research into the Measurement of Laser Beam Parameters and Correction of Scanning System Drift in Stereolithography Apparatus;
光固化成形系统光斑检测与坐标漂移校正研究
ON THE CONVERSION BETWEEN THE NING-AN INTER-CITY RAILWAY COORDINATE SYSTEM AND THE LOCAL WUHU COORDINATE SYSTEM
浅谈宁安城际铁路坐标系统与芜湖当地坐标系统的转换
A Discussion of Selection of Survey Coordinate Systems in Daqing District
对大庆地区测量坐标系统选择的探讨
Geospatial Coordinate Reference System Fusion Engine and Practice;
地理空间坐标参考系融合引擎及实践
Conversion between GPS data and earth coordinate system in China;
GPS定位数据与我国大地坐标系的换算
Beijing geodetic coordinate system 1954
１９５４年北京坐标系
Motion Trajectory of a Geostationary Satellite in the Coordinate System Wobbling with a Buoy
地球静止卫星在浮标摆动坐标系中的运动轨迹
Transformation of Astro-geodetic Network Coordinate System into China Geodetic Datum 2000
天文大地网坐标系统到2000国家大地基准的转换
Reference Systems Selection in Current Land Utilization Map Updating and Database Construction;
土地利用现状图更新与建库中大地坐标系选择
A Three-dimensional k-ε-A_p two-phase turbulence overall sediment transport model in non-orthogonal curvilinear coordinates
曲线坐标系下的三维k-ε-A_p固液两相湍流总沙输运模型