WGS84到BJ54坐标转换的四参数模型，可以求出四参数和转换坐标-WGS84 coordinate transformation to the BJ54 The four parameter model, four parameters can be calculated and converted coordinates

基于matlab的XYZ坐标转换YBC坐标的代码-XYZ conversion YBC

GPS坐标转换，可以将坐标从xyz转换为地心坐标enu，使用matlab写的，仅作参考。-Subroutine to calculate geodetic coordinates latitude, longitude, height given Cartesian coordinates X,Y,Z, and reference ellipsoid values semi-major axis (a) and the inverse of flattening