This CNC system employs difference interpolation method for interpolation calculation, which can directly interpolate all of conic.
插补计算采用了差分插补法，能对所有的二次曲线进行直接插补。
One method for estimating unknown data is to interpolate two dimensional terrain data. This paper presents two dimensional cubic convolution interpolation function.
本文提出一种二维离散数据的插值方法——二维三次卷积插值。
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。
The improved reduction method and the original method are applied to interpolate irregular data set and the interpolation results of two methods are compared.
将改进的约减法与原方法应用于不规则数据集插值，并对两种方法的插值结果进行了比较。
The improved reduction method and the original method are applied to interpolate irregular data set and the interpolation results of two methods are compared.
将改进的约减法与原方法应用于不规则数据集插值，并对两种方法的插值结果进行了比较。
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