查询词典 algebraic expression

To extract vanishing point, we present an algebraic and heuristic search method, without demanding much computation and storage.

本文研究了计算机视觉中摄像机校准和目标运动参数估计两个问题。

By learning this course, students should proficiently use algebraic methods to solve geometric problems and practical problems, and proficiently grasp the basic ideas and methods of vector algebra and geometric properties of spatial line, plane and quadratic surface.

通过本课程的学习使学生熟练掌握运用代数方法解决几何问题并应用于实际问题之中，并熟练掌握向量代数的基本思想和方法，同时使学生熟练掌握空间的直线、平面和二次曲面及其各种几何性质。

The theory of vector space is an important and extensively applied algebraic branch of which matrix is one of the most important tools.

一个重要的有广泛应用的代数分支是线性空间理论，矩阵是其中最重要的工具。

This dissertation proposed a new linear algebraic approach—Cumulant Enhancement All Vector Orthogonal Subspace for identification of a nonminimum phase moving average model.

实验分析表明双谱在故障诊断中有较强的特征提取作用和高斯噪声抑制能力。

On one hand, profound understanding of harmonic oscillator model through various ways is crucial to understand the essence of quantum mechanics and research into micro physical models by means of quantum mechanics; on the other hand, the application of algebraic approach to solve the eigenvalues and wave function of mechanics is the main means to solve the actual problems in quantum mechanics.

简谐振子模型是量子力学中极其简单又重要的模型，其物理思想在其他相关的学科中都有着广泛的应用，通过多种途径去深入理解简谐振子模型，对理解量子力学的实质和运用量子力学作为工具去研究微观物理模型都有重要的意义；另一方面在实际工作中应用代数方法去求解力学量的本征值和波函数是研究量子力学的主要手段。

A British public that can do algebraic equations, draw an amoeba and recite On Westminster Bridge is illiterate when it comes to economics.

一名英国的公众人物，他可能会解方程，会画变形虫，还会把十四行诗《威斯敏斯特桥上》倒背如流，但当他谈到经济的时候却是一个白痴（这位白痴应该暗指热衷于给夫人写情诗的布朗首相，译者注）。

An algebraic method is derived for calculating the number of zeros of Abelian integrals in this paper.

而文献[66]得到的结果是其上界为4，因此本文改进了已有的结论。

The integral group rings of finite abelian groups are of great importance in algebraic k-theory.

有限交换群的整群环是一类非常重要的环，计算它的相对K_1群在代数K-理论中具有重要的意义。

In several recent years, the linear encoding algorithm of the LDPC codes has also met with success. But the algebraic structure and algebraically constructing method of LDPC codes have still many problems need to be researched.

近年来LDPC码的线性复杂度编码算法有所突破，但它的H矩阵的代数结构及其构造方法，还有许多问题尚待研究。

In this paper, first we define a kind of transformation on the sequences of Boolean functions, and then analyze the changes of nonlinearity, algebraic degree and balancedness of Boolean functions under the transformation.

本文首先定义了对布尔函数的序列的一种变换，并分析了进行此种变换后布尔函数的非线性度、代数次数与平衡性的变化情况，最终在此基础上提出一种新的递归构造方法，可以构造出非线性度很高的n元m阶n-m-1次弹性函数。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。