查询词典 algebraic geometry

The develop-algebraic structure defined in this can be regarded as a model of a open and complex system. Research of the structure aims at to construct new algebraic structure and establish a relation among intelligent science, system science and management and decision.

文中定义的拓代数结构，可以看作是开放复杂系统的模型，研究它旨在导出新的代数结构并建立其与系统科学、智能科学、管理及决策的联系。

As advantage of this method, at the same time of diagonalization, one can know the algebraic structure in the Hamiltonian and get the eigenstates that are revealed to be an algebraic coherent state as well as some other possible information of the corresponding physical system.

这种方法的优点是，在用代数法将哈密顿量对角化的同时，不但得出了该系统哈密顿量的代数形式，并且可以得知对应的本征态与代数相干态的关系及对应的物理系统的其他物理信息。

And algebraic decoding based on the algebraic structure, and probability decoding includes sequence decoding and Viterbi decoder.

卷积码的译码算法可以分为代数译码和概率译码，代数译码基于代数结构，概率译码有序列译码与维特比译码。

Four models are used as examples including fuzzy gamma model,fuzzy algebraic product model,fuzzy algebraic sum model and fuzzy minimum model.

滑坡预测模型的预测率是，模型预测结果图的各个级别类型中，未用于建模的滑坡面积百分比的累积分布函数。

The fuzzy algebraic sum integrator and the fuzzy algebraic product integrator are considered, and the analytic expressions of the false alarm rate for them are derived.

研究了模糊代数积、模糊代数和两种积累准则，推导出这两种方法虚警概率的数学解析式。

This paper proves that the rolling sphere surface determined by two algebraic surfaces is also an algebraic surface.

摘要证明由两代数曲面所确定的滚球曲面仍是代数曲面。

In this paper,we propose a concept called interval implicitization of rational bézier surfaces,that is ,finding an interval algebraic surface with lower degree which bounds a given parametric rational bézier surface such that some objective function involving the width and the tention term of the interval algebraic surface is minimized.

本文提出有理Bézier曲面的区间隐式化的概念，即找到一条较低次的区间代数曲面使得给出的有理Bézier曲面落在该区间代数曲面内，并使得一包含区间代数曲面的宽度和张量项的目标函数达到最小。

A frame to construct a blending surface among quadrics with the algebraic tensor-product B-spline surfaces was presented. A C^1 continuous algebraic spline surface was obtained that very smoothly joined the given quadrics.

给出了一种应用代数张量积B样条曲面构造blending曲面的框架并详细讨论了二次代数曲面间blending曲面的构造方法。

Two-phase-learning is adopted. The strongpoint is that intuitionistic knowledge can be used to control the segmentation by using input-weight and distant-weight. Examples prove that segmentation using SOFM network is right and efficient. Surface fitting is an absolutely necessarily process in REGM. Surface fitting includes algebraic and parametric surface fitting. Algebraic surface fitting has not extra requirement for data distribute format and boundary shape.

第三种方法把人工智能用于反向工程的数据分区，因为数据分区的实质是相似特征的聚类，而神经网络可以实现自组织特征映射，在本论文中第一次把自组织特征映射神经网络用于多视图点云的数据分区，通过神经网络对数据点的坐标、法向量等几何特征进行聚类，并且运用了快速稳定的训练方法——两阶段训练算法，最重要的是，通过距离权值和输入权值可以把用户观察所得的直观知识加入聚类过程。

If the surface isrepresented by an implicit algebraic equation,the mapping can be constructed bythe theory of parametrization of algebraic surfaces;If the surface is represented byan parametric equation,the parameter values on the parameter plane can be solvedby numerical method or Grobner Basis method.

若曲面由代数隐式方程给出，可通过代数曲面参数化理论构造映射；若曲面由参数方程给出，可通过数值方法或Grobner基方法求解参数型值点。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。