123456

代码说明：

  根据所给样本数据用三种不同的方法绘制该公路并估计其长度。 分别用线性插值法、最近邻域插值法和三次样条插值法计算公路长度，并用勾股定理估计公路的长度 (According to the sample data in three different ways, the road map and estimate its length. , Respectively, by linear interpolation, nearest neighbor interpolation domain and cubic spline interpolation method to calculate the length of highways and roads with an estimated length of Pythagorean Theorem)

文件列表：

linear_16006524.m
nearst_16006524.m
spline_16006524.m