tangential approximation

We solved these problems succesfully with filtering by mathematical morphology, with contour tracking, and with line approximation.

首先对图象进行二值化，再用数学形态学中的闭合和开启算子从所得的二值图象中提取出模式的封闭边缘，随后通过对此边缘进行直线逼近得一多边形，最后将此多边形与各模板进行匹配而完成对模式的正确识别。

A new method for node dividing based on straight line approaching cam contour is presented.

提出了等误差直线逼近曲线的节点划分方法,其特点是计算简单、结果精确,并能保证所有插补段上的逼近误差均等,且能控制其大小。

This paper presents a new method for node dividing based on straight line approaching cam contour.

本文提出了一个等误差直线逼近曲线的节点划分方法,其特点是计算简单、结果精确,并能确保所有插补段上的逼近误差均等,且能控制其大小。

Algorithm for automated test data generation based on branch function linear approximation;

基于分支函数线性逼近的测试数据自动生成算法

With the case of SAFER++ as an example,the special linear approximations were obtained by analyzing the basic modules.

以SAFER++为例,通过基础模块的密码特性分析,建立密码分析的线性逼近式。

This paper presents a 6-round linear approximation and its bias of SFAER-64 based on the analysis of basic moduls.

研究了SAFER-64基础模块的密码特性和建立六轮加密的线性逼近式及其优势,从理论上证明了本文的线性逼近式的优势只与第2、3、6、7字节的种子密钥有关,与其他子密钥无关,从而可以运用多重线性密码分析法攻击第2、3、6、7字节密钥。

An adaptive approach of involute gear tooth profile by line segments;

一种直线逼近渐开线齿廓曲线的自适应算法

Error Control on Equidistant Interpolation of Linear Approximation Non-circle Curve;

等间距法直线逼近非圆曲线的误差控制

A New Method for Node Dividing Based on Straight Line Approaching Cam Curve Contour

等误差直线逼近凸轮轮廓曲线节点的改进算法

The Research on Approximation Algorithm for NURBS Curves with Line and Circular Arc in NC;

NURBS曲线的直线与圆弧数逼近算法研究

hyperbolic approximation

双曲线近似法[逼近法]

The Approximation and Weighted Approximation for Some Positive Linear Operators;

若干正线性算子的逼近及其加权逼近

Approximating logarithmic spiral segments by polynomial and C-Bézier

对数螺线段的多项式逼近与C-Bézier逼近

shouted the girls, as they burst through the cordon of policemen and bullies and made straight for the car.

女工们一边嚷，一边冲破了警察和李麻子他们的防线，直逼近那汽车。

It is based on the principle of uniform approximation, adopting the method of approximating nonlinear curve with noncontinuous bent line uniformly.

它基于一致逼近的原理,采用不连续折线一致逼近非线性曲线。

The Rational Approximation of Planar Bézier Offset Curve;

平面Bézier曲线的等距曲线有理逼近

Curve-intersecting Poly-line Approximation and Compression of General Curves;

一般曲线的相交折线逼近与数据压缩

Rational Approximation of Offset Curves of Rational Bézier Curves

有理Bézier曲线的等距曲线有理逼近

Approximation of the Offset Curves of Bézier Curves by Bézier Curves of the Same Degree

Bézier曲线的等距曲线的同次多项式逼近

As he moved threateningly forward she shrank from him.

他步步逼近, 把她吓得直退缩.

As he moved threateningly forward she shrank (back) from him.

他步步逼近, 把她吓得直（向後）退缩.

Multidegree Reduction of Bézier Curves with Conditions of Endpoint Interpolations

带端点插值条件的Bézier曲线降多阶逼近

Study on Interpolation Algorithm of Angle Approach about Taper Curve

圆锥曲线的角度逼近插补方法研究

The British and American armies approached the Siegfried Line in September 1944.

英美军队在1944年9月逼近齐格菲防线。