spline interpolate

基本解释

Based on instantaneous potential energy principle and spline interpolate function, the dynamic equation of flat spherical shell is derived.
基于瞬时变分原理与样条函数理论，建立扁球壳的动力方程。
After comparing several common CAD modeling methods , the cubic parameter-spline curve is used to approach and interpolate discrete contour of usual and complicated rocket jet.
通过对几种常用的CAD造型方法的比较，对常用而复杂的喷管离散点型轮廓段的拟合插值采用三次参数样条曲线来完成。
The CORDIC algorithm is adapted to convert the polar coordinate image to the rectangular coordinate image, while cubic spline interpolation is used to interpolate the vacant pixels.
本文采用数字坐标旋转（CORDIC）算法将极坐标图像转化为直角坐标图像，并采用三次样条插值的方法对漏点进行弥补。