Its result is close to the cubic spline interpolation.
接近三次样条插值的结果。
Connecting with example, the results of these arithmetic are compared, and the cubic spline interpolation is confirmed as a effective method to rectifying map.
并结合实例，对上述几种方法进行比较计算，证实了用三次样条插值进行地图纠正的这种方法是可行的。
The computational format and the software at finite element node based on the cubic spline interpolation function which has been improved by author have been presented.
对三次样条插值函数进行改进，提出了有限元离散节点的计算格式及软件。
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