将来自不同国家的数据源进行数据转换、投影变换和误差校正，转换为统一的数据格式和投影坐标系统。
The data from the data sources of different countries are converted into the unifying data format and projection coordinates system by data conversion, projection conversion and error correction.
提出了一种基于矢量运算的新的坐标变换方法，该方法具有不需要计算转换系数矩阵、可逆的特点。
A novel reversible coordinate transform method, need not calculating the transform coefficient matrix, based on vector operation is proposed in this paper.
针对四轮车式移动机器人的运动学模型，首先利用一个正则坐标变换，将误差系统转换为一个非线性串联系统的形式；
Aimed at the kinematic model of the car-like mobile robot with four wheels, the tracking error system is firstly transformed to a nonlinear serial system through a regular transformation.
并用相似变换法将GPS接收到的WGS-84大地经纬度高斯投影后强制转换统一，以实现坐标匹配。
And analogue transformation were implemented to uniform the GPS received WGS-84 geodetic coordinate, to realize the coordinate matching.
GIS中的空间参照系统是GIS平台中的重要组成部分，内容包括各种坐标系统的转换和地图投影，故也称为投影变换系统。
As an important part of GIS platform, spatial reference system includes coordinate transformation and map projection, also named as map projection transformation system.
基于平面相似变换和仿射线性变换原理提出两种格网坐标计算方法，并对其转换精度进行分析，得出有益的结论。
Two different methods based on the plane similitude conversion and affine linear transformation are put forward, conversion accuracy is analyzed, finally useful results are obtained.
在光栅扫描显示器上模拟传统PPI雷达显示器，不可避免地会遇到直角坐标与极坐标转换的问题，而雷达回波信号从极坐标到直角坐标的变换是决定系统性能的关键。
The issue of polar coordinate-orthogonal coordinate conversion, which is a key factor of the system, may be encountered inevitably as simulating traditional PPI radar indicator on raster scan display.
以座椅参考点为坐标原点，采用坐标变换的方法将美国军用飞机飞行员的上肢可达区数据转换成中国歼（强）击机飞行员上肢可达区的近似数据；
The neutral seat reference point was defined coordinate origin, then reach basket envelopes data of American air force men was converted to that of Chinese with coordinate transform.
以座椅参考点为坐标原点，采用坐标变换的方法将美国军用飞机飞行员的上肢可达区数据转换成中国歼（强）击机飞行员上肢可达区的近似数据；
The neutral seat reference point was defined coordinate origin, then reach basket envelopes data of American air force men was converted to that of Chinese with coordinate transform.
应用推荐