1) Best Approximation Positive Polygon
最佳逼近正多边形
2) Best Approximation by Positive Polygon
最佳逼近正n边形
3) Polygonal approximation
多边形逼近
1.
A PSO algorithm for polygonal approximation of digital curves restricted by solution of reference;
参照解约束下数字曲线多边形逼近的PSO算法
2.
Based on polygonal approximation,the recursion formula to calculate a stepping motor s winding current to achieve a constant torque over all positions is deduced,which is used in a real time calculating application,then the control design is given.
基于圆的多边形逼近,导出了步进电动机恒力矩细分驱动时各相电流值的递推公式,实现绕组电流的实时计算控制,并给出了控制器原理图。
3.
The contour tracing algorithm which can recognize those points on the left side and the right side of the contour is presented,and the polygonal approximation algorithm and the quadratic Bezier curve approximation algorithm are described,which utilize the direction of chain codes.
对二值和多值图象的边界跟踪和逼近问题作了探讨；提出了可识别边界线上左右边缘点的边界跟踪算法、利用链码的矢量性的多边形逼近算法和二次Ｂｅｚｉｅｒ曲线逼近算法。
5) approximation polygon
逼近多边形
6) best polynomial approximation
最佳多项式逼近
1.
The best polynomial approximation and degree of weighted approximation of multivariate Bernstein operators;
最佳多项式逼近与多元Bernstein算子的加权逼近阶
2.
With the best polynomial approximation as a metric,the rate of approximation of the neural networks with single hidden layer to a continuous function is estimated by using a constructive approach.
以最佳多项式逼近为度量,用构造性方法估计单隐层神经网络逼近连续函数的速度。
3.
With the best polynomial approximation as a metric, we estimate the rate of Lp approximation and characterize the ap-proximation order.
以最佳多项式逼近为度量,给出Bernstein-Durrmeyer型多项式Lp逼近阶的估计,并且以一个逆向不等式的形式建立其Lp逼近的逆定理,从而用最佳多项式逼近刻画该多项式Lp逼近的特征。
补充资料：正多边形
正多边形
regular polygons
正多边形[r卿山r州吮阳s;np班朋‘”。e M.oro钾。-几‘般I.K皿] 所有的角都相等、所有的边都相等的多边形.详见多边形(P01班驹n).【补注】换句话说，正多面形是这样的多边形:它的所有顶点都在一个圆上，所有的边都与另一个圆相切，而这两个圆是同心圆.如果正多边形是凸的，且具有n个顶点，则称为n边形(n-即n)，记为(n}.如果它是非凸的，且它的边绕过中心d次，则称为密度为d的星形多边形(starpol又狗n)或星形n边形(starn一即n)，记为{n/d}.例如，五角星形(，姐-切罗皿)是{5/2}.
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条