几何化

Total 26 features about the textures and the geometry of the tumor images, including the autocorrelation coefficients, the mean square deviation coefficients, and the compact ratios, were extracted.

该系统提取了乳腺肿瘤图像归一化自相关系数、均方差系数、紧凑度等共26个纹理和几何特征。

The theoretical analysis and simulation results show that, based on the differential geometry of the chaotic controller not only can eliminate the chaotic oscillation, but also be able to control the system to any given orbit, the effect was better than the traditional method of linear approximation.

分析和仿真结果显示，基于微分几何方法设计的控制器，不仅能够消除混沌振荡，而且能够把系统控制到任意给定轨道上，控制效果明显优于传统近似线性化方法。

This paper is focusing on the setup of non-contact automatic measurement for the end face of fiber connector by applying micrography and image processing technology.

介绍了一个基于显微成像和数字图像处理技术的非接触式光纤连接器端面自动检测系统：待测的光纤连接器固定于显微平台上，CCD接收显微物镜放大的图像并输入计算机中，然后由系统软件自动对图像进行对比度增强，二值化，平滑去噪，图像分割等处理，从而分析计算出纤芯、包层的各项几何参数。

This article sets up a state equation of reactor power control, making- use of the differential geometry theory of modern cybernetics, and applying this theory to deal with the non-linear neuclear dynamics model .

本文建立了反应堆功率调节系统的状态方程，运用现代控制理论中微分几何理论对非线性核动力学模型进行线性化处理，根据观察器理论，构造了状态变量C的观察器，研究了在反应堆功率和反应性两种扰动下反应堆全反馈功率调节系统的品质。

First of all,by use of the modern differential geometry and the double complex functionmethod,the definitions of dual and self-dual operators as well as ordinarycomplex Ashtekar connections are extended into parametric forms.

首先利用现代微分几何和二重复函数方法将对偶，自对偶算符的定义以及普通复阿西特卡联络推广为参数化形式。

The hybrid density functional theory is used to study formation of the junction of alkanemonothiol molecules with different terminal groups. The relationship between geometric structures of the molecular junction and the external force is obtained.

利用杂化密度泛函理论，研究了以甲基、醇基、羧基为末端基团的烷烃硫醇分子与金电极形成分子结的过程，得到了分子结的几何结构与外加压力的关系。

In imaging system of ocular fundus, geometric distortion might be unavoidable, which is brought by taking photo at off angle. Based on anatomical and physiological characters of oculus, a mathematical model, suitable to medical visualization, is constructed.

本文根据眼球的解剖学和生理学特征建立了适于医学可视化的眼底数学模型，并且分析了眼底成像技术某些先验知识，根据畸变产生的原因提出了一种新的系统校正法消除眼底图像的几何畸变。

The AM1 method was used for a quantum chemistry study of the phenol hydroxylation reaction mechanism. The possible reaction path of the phenol and oxyhydrogen free radical was optimized, and the structures of stable intermediates in the reaction mechanism were also obtained.

本文还首次采用AM1方法对苯酚羟基化反应机理进行了量子化学研究，将苯酚与氢氧自由基的反应沿可能的反应路径进行几何优化，得到反应历程上相关驻点稳定构型的三维结构。

Keywords Feature;Parametric design;CSG equation;Fixture layout;and Geometric analysis of process

特征； 参数化设计； CSG 方程；夹具布局设计；工艺几何分析

Further more, in patch based parametric surface case, we.

这里的创新点在于平衡化几何连续性条件的发现和求解。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。