特征向量

The experimental results show that the SV feature vector has strong ability for the separating classes.

实验结果表明，奇异值特征向量具有良好的鉴别分离能力。

In this paper we consider about a parallel method for finding all the eigenvalues and corresponding eigenvectors of a real symmetric tridiagonal matrix.

本文讨论了一种求解实对称三对角矩阵全部特征值和特征向量的并行算法。

Based on mathematical analysis, elastic geostress field is a symmetric second-order tensor, which can be expressed as symmetric matrix and studied by its eigenvalue and eigenvector.

根据对二阶张量的数学分析，通过求取二阶张量的特征值与特征向量，导出了对称张量在空间几何学中对应的二次曲面。

The topology analysis of vector field around "a singular point" is refered in the study of the topology of three-dimensional symmetric tensor field around a simple degenerated point, which can be classified into three types of hyperstreamline sectors:"hyperbolic sector","parabolic sector" and "elliptic sector".

本文参考矢量场中"奇点"附近的矢量轨迹分布结构，研究了张量场中"退化点"附近的特征向量分布形态。确定了"退化点"附近"超流线体"轨迹的三种形态。"抛物扇区"、"双曲扇区"、"椭圆扇区"及其这些扇区的边界。

The algorithm of the static voltage stability region s tangent plane through the characteristic vector method or the implicit function derivative method is presented in the total parameter space,which can provide quantitatively the influence degree of all kinds of parameters on the voltage stability region.

提出了基于全参数空间的静态电压稳定域的2种切平面计算方法：特征向量法和隐函数求导法。

Therefore, topology of second-order tensor field around a degenerate point is determined and theoritic foundation of visualization of the second-order tensor field is built.

从而，定性地确定了简单"退化点"附近特征向量轨迹的拓扑结构。为进一步进行二阶张量场的可视化奠定了理论基础。

The first conclusion infers the sufficient condition with the aid of thealgebra Riccati equation solution and the semi-group theory nature which the systemmay optimize;Next discussed when the system operator characteristic vector forms theRiesz base,causes control function concrete mathematical expression which its systemmay optimize;Finally summarized the system to be possible to optimize the researchnewest conclusion and the research forecast.

第一个结论借助代数Riccati方程的解及半群理论性质推导出系统可最优化；其次讨论了系统算子的特征向量形成Riesz基时，使其系统可最优化的控制函数的具体数学表达式；最后总结了系统可最优化研究的最新结论和研究展望。

Experimental results show that the proposed approach can achieve a better mapping task, while overcoming the shortcoming of iMapper systems that the representation of feature vector over-relies on document collections.

实验表明，OMW方法能够较好的实现映射任务，同时克服了iMapper系统中特征向量的表示过分依赖于文档集合这一不足之处。

Because coefficient matrix of power system is anisomerous real number matrix,adopting QR Arithmetric for a small-scale or middle-scale power system is a great feature of my project.

由于电力系统的系数矩阵为不对称实矩阵，对中小规模的电力系统采用求特征值和特征向量比较好的 QR 算法是本方案的一大特点。

The surface electromyogram signal of six unvoiced Chinese vowels are detected from the skin surface of zygomaticus major and anterior belly of the digastric,with AR model coefficients,cepstral coefficients and MFCC coefficients of SEMG signal taken as the original eigenvector.

从颧肌和二腹肌前腹的皮肤表面检测无声发出6个汉语元音的表面肌电信号，以该肌电信号的AR模型系数、倒谱系数和美尔倒谱系数作为原始特征向量。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷