查询词典 basis of linear space

Second,Principal component analysis is essentially a linear method based on the covariance matrix which reflects the linear dependence.

用能反映非线性结构的四阶累积量函数代替相关函数构造矩阵，对主分量分析方法进行改进。

To improve performance of Chinese processing applications, we must change this situation, thoroughly think of the linguistics foundation of Chinese processing, and work over linear-grammar that suits to process word neighbor-ship in Chinese by computers. We have gotten many original research results as follows: We introduced the concept of simple-phrase and the method to identify them; We also introduced a smoothing method, which greatly relaxes the sparseness problem in statistic method, based on the similarity of words according to linear dependence of them, and introduced a person-name recognition method based on reliability and a method to recognize new word based on multi-features.

本课题为了提高汉语处理应用软件的性能，打破这一传统，彻底反思汉语处理的语言学基础，研究适合于汉语的、适合于计算机处理的、适合于词语线形关系的文法，创新性地提出了线形文法的思路，并有多方面的原创性成果，包括：提出了简单短语概念并拟订了界定规范并设计了相应的识别方法；提出了基于线性邻接分布特征的词语相似性计算方法，有效的缓解了统计的数据稀疏问题；提出了基于可信度的人名识别方法和多特征集成的新词语识别方法。

The input - output relationship of any linear time-invariant discrete system can be described by a difference equation The complete solution of a linear difference equation consists of two parts: the free component and the forced component.

任何一个线性时不变离散系统的输入输出关系都可用线性差分方程式来描写。差分方程式的解答包括两部分：即自由分量和强制分量。

Content: By learning this course, students should grasp the elementary solution of first order differential equation, the structure theory of linear differential equation or system of linear differential equations and the solution of constant coefficient differential equation or system of constant coefficient differential equations.

主要内容：通过对本课程学习，使学生掌握一阶微分方程的初等解法、线性微分方程的结构理论和常系数方程的解法，对微分方程初值问题的一些基础理论有一定的了解，对

In this paper, the author investigate the oscillation of a class of second-order linear differential equation s with impulses, revealing the relation between this and the non linear differential equation s with impulses in Oscillation.

摘要研究一类二阶线性脉冲微分方程解的振动性，揭示了此类方程与相应的非脉冲方程在振动性方面的联系。

The situation of linear PDAEs is extended to the nonlinear PDAEs. Furthermore the dimension formula of linear differential idea is given.

推广了在线性情况下获得的结果，并进一步给出了线性微分理想的维数公式。

This year it will seem that time moves faster than ever because the third dimension, where linear time exists, is losing density and blending with higher vibrations, where linear time does not exist.

这一年时间将显得比以往任何时候更快，因为线性时间存在的三维时空，正在丧失它的密度而融入更高的震动，在那更高震动中，时间是不存在的。

An optimization method is proposed to solved steady-state optimization problems by quadratic approximation of the object function and the Linear Matrix Inequalities Problem and Eigenvalue Problem of Linear Matrix Inequalities theory.

提出了将稳态优化问题的目标函数进行二次逼近及用可行性问题求解算法和特征值问题求解算法进行求解的优化方法。

Thisproblem is changed into the matrix approximation problem with matrix inequalities.Further, it is changed into the generalized eigenvalue problem with linear matrix in-equalities. In addition linear state feedback controller is designed.

先将最优控制问题转化为具有矩阵不等式约束的矩阵逼近问题，又转化为具有线性矩阵不等式约束的矩阵广义特征值最小化问题，从而设计了相应系统的线性状态反馈控制器。

Tecnotion, with their head-office located in The Netherlands, is leading in Engineering and Manufacturing of linear motors, providing linear drive solutions for the electronics and semiconductors industry, optical systems and high-precision transportation systems like at the International Very Large Telescope Delay Line at Mount Paranal in Chile.

泰科诺，总部位于荷兰，为线性马达工程制造的先驱领导者，致力服务于电子和半导体行业，研发、生产线性马达及部件，并提供线性驱动整体解决方案，用于光学系统及输送系统的典型代表如：在智利巴拉那山上超大规模的国际天文望远镜中继线。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。