主要讨论了运用三次样条函数曲线拟合法来拟合GPS点的高程,并与多项式曲线拟合法比较,通过实例验证了此方法的可行性及其所能达到的精度,得出了一些有益的结论,并给出了一些建议。%Spline-function fitting heights of GPS points method is presen three for fitting is compared with it. The reliability possibility examples, some beneficial conclusions are obtained ,and and accuracy ted, is gi some advice is put and polyno- ven through forward to.
展开▼
