ellipse的例句大全

To overcome the shortcoming that mean shift tracker can't adjust scale with object during tracking process, a face tracking algorithm based on mean shift and ellipse fitting is proposed.

为了解决均值移动跟踪算法对目标的尺度变化自适应能力差的缺点，针对人脸跟踪具体问题，提出了一种基于均值移动和椭圆拟合的人脸跟踪算法。

Information Fusion of Two Sections Based on the Area of a Vector Ellipse and its Application

基于矢椭圆面积的双截面信息融合及其应用

In addition, research was made on 6 types of arch configuration such as three center circle, logarithm spiral curve, parabola, hyperbola, ellipse and the general quadratic curve.

本文分别对三心圆、对数螺旋线、抛物线、双曲线、椭圆和一般二次曲线六种体型进行了研究。

The delamination area of GLARE was dual ellipse. Crack propagation and delamination propagation were the two fracture mode during the fatigue cycles of GLARE. They were both related to the fiber bridging stress and interacted, which caused the stable propagation of cracks in GLARE.

分层破坏区域呈双椭圆形，裂纹扩展和分层扩展是GLARE层板疲劳过程中的两种损伤模式，二者均与纤维的桥接应力相关，并相互牵制促使GLARE层板的裂纹相对稳定扩展。

Improvement of A Zero Knowledge Password Authentication Based on Ellipse Curve on Kerberos System

基于椭圆曲线的零知识证明方法对Kerberos系统的改进

At the same time, same security level as RSA has can be achieved by ellipse curve-based zero knowledge proof with the key much shorter in length than that of RSA.

同时基于椭圆曲线上的零知识证明可以用比RSA短得多的密钥，达到与RSA同等级别的安全性。

And at time zero, when it is there, it has a velocity in that ellipse.

时间为0时，在轨道上有速度。

Another Ellipse around the Sun

另一个绕日椭圆轨道

Design for ellipse motion driven motor made of giant magnetostrictive material

椭圆驱动超磁致电动机设计

The shape of cross-section is an ellipse folded in half through one symmetry axis, and the axis keeps perpendicular with pinacoid-view.

断面形状为沿对称轴对折的椭圆，此对称轴始终垂直于轴截面，其方向与平面图上的流道中线无关。

Two pairs of point on the ellipse are used to determine the location of the center of the ellipse, orientation, and the two semi-axis.

用椭圆上的两对点确定椭圆的中心、旋转角度、长半轴、短半轴等参数。

The low-density lesions remained irregular shape or became fusiform, ellipse or round with 1.0~ 2.0 cm~ 2 in size one day later, and less than 1.0 cm~ 2 in size three days later.

1d后病灶呈类圆形、纺锤状或椭圆形低密度改变，直径达1.0～2.0cm；3d后为直径不到1.0cm小结节状低密度灶；

The most ellipse 4-wing rotors installed in Banbury mixer are used popularly in the large size of tire factories of China, the working part of rotor is spiral wing body shape and its structure affects the quality of compound and the productivity directly.

我国大型轮胎厂普遍使用的本伯里型密炼机上转子均为椭圆形四棱转子，转子的工作部分螺旋棱体形状及其结构直接影响炼胶质量和生产效率。

The calculate method of node coordinates in double arc gain on ellipse curve

双圆弧逼近在椭圆零件加工中节点值的求解

Base on the elasticity mechanic and the contact mechanic theory, the vertical contact force expressions is work out, long and short axes of contact ellipse spot is also given.

基于弹性力学、接触力学理论，本文给出了轮轨垂向接触力的推导，得到了轮轨垂向力公式、轮轨接触椭圆斑的长短轴计算公式。

Principle and Analysis of Making Ellipse-cone The ellipse cone grinding and taper grinding is compared.

并且对椭圆锥面刃磨与圆锥面刃磨进行了比较。

Estimation of deviation between circular target center and ellipse imaging center in close-range photogrammetry

近景摄影测量圆形标志与其椭圆构像的中心偏差估计

Determination of the Deviation Between the Image of a Circular Target Center and the Center of the Ellipse in the Image

圆形标志及其椭圆构像间中心偏差的确定

There is an impossible deviation between the image of circular target center and the center of the ellipse imaging if the circular target is oversized.

如果圆形标志点较大，以至于圆形标志中心与其椭圆构像中心的偏差不可忽略。

Combined the curvature analysis method with the tooth surface separation topology method, the contact ellipse of the spherical gear pair is calculated and simulated, and the distributing rule is gained.

采用曲率分析法与齿面分离拓扑法相结合对球齿轮的接触椭圆进行了理论与仿真计算，得到了接触椭圆在球齿轮齿面上的分布规律。