By using this method the extended error of the approximation model is diminished, the approximation precision is improved, and the flexibility is enhanced based on having the same sample points.
该方法在样本点相同的情况下减小了近似模型的推广误差，提高了近似精度，增加了适应性。
This article introduces least square method of unanimous approximation and smooth tolerance of segmented circular arc fit for planar range of Points.
本文用最小二乘法一致逼近及容差平滑分段圆弧拟合平面点列。
Giving the number of segment points, a polygonal approximation method is presented. Then a fast contour interpolating method is introduced.
提出一种给定分段点数的轮廓多边形近似方法，继而提出一种快速断面图象间轮廊插值方法。
Since the gradient of the velocity is high in the mould, the control method of simulation points is applied in the least square approximation.
由于口模内速度变化梯度较大，采用最小二乘近似节点控制方法来控制近似效果。
Another method is thin plate spline elastic approximation, which takes the overall smoothness of the whole image into account, hence it is better when errors of feature points exist.
而弹性近似法充分考虑了整体平滑性的要求，对定位有误差的标志点约束的图像配准更为优越。
If we select experiment points by experiment design method, experiment points may be more uniform and more typical., and it can prepare good foundation for constructing precise approximation models.
用实验设计方法选择实验点，可以使实验点更均匀，更具有代表性，从而为建立精确的近似模型打下良好的基础。
Detecting dominant points is an important subject in pattern recognition and computer vision. Corner detection and polygonal approximation are two major approaches for dominant point detection.
景物的特征点抽取是模式识别及计算机视觉中的一个重要问题，已出现的多种检测特征点的方法中主要有角检测法和多边形逼近法。
This paper presents POGO analysis of cluster liquid rocket, summaries POGO approximation, points out important parameters influencing POGO, gives a example and conclusion.
本文提出捆绑液体火箭跷振（POGO）稳定性分析模型，简述近似方法，指出影响跷振的重要参数，给出了算例与结论。
It has good approximation and accommodate to large-space points.
它具有良好的逼近性及适应大间距型值结点的特点。
Because only two points a straight decisions, and in between the two curves can be used an infinite number of cubic polynomial approximation.
因为，两点只能决定一条直线，而在两点间的曲线可用无限多的三次多项式近似。因此，为使结果具有唯一性。
The meshing stiffness is calculated by employing 3-dimensional FEM and its function is formed by cubic spline interpolation and approximation of the discrete mesh points in a mesh period.
采用三维有限元法计算了斜齿轮副啮合刚度，用三次样条插值拟合得到时变啮合刚度函数。
The meshing stiffness is calculated by employing 3-dimensional FEM and its function is formed by cubic spline interpolation and approximation of the discrete mesh points in a mesh period.
采用三维有限元法计算了斜齿轮副啮合刚度，用三次样条插值拟合得到时变啮合刚度函数。
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