查询词典 eigenvector

Firstly, we introduce the basic theory and methods for realization of SOFM. Subsequently we improve the arithmetic and implement the feature extraction of raw data using K-L translation, select the eigenvector. Combining C-avarage and ISODATA arithmetic, classify the eigenvector, according to the methods of this dissertation, in lower layer, set nerve cell and unite or delete nerve cells in middle layer, to improve the anti-huise- and robust.

论文首先介绍了SOFM的基本原理和实现方法，接着在其基础上对具体算法进行改进，用K-L变换对原始数据进行特征提取，选取出特征变量，结合C-均值和ISODATA算法对特征变量进行预分类，按照本文中介绍的方法在底层预置神经元，在中间层对神经原进行合并和删除，加强了该网络的抗干扰性和稳定性。

Voice signal can be obtained by LPCCEP eigenvector, the eigenvector of the voice signal analysis has been widely used.

可以求出语音信号的LPC倒谱特征向量，该特征向量在语音信号分析中得到了广泛的应用。

Then the connection of left and right eigenvector and state matrix is deduced by using left and right eigenvector of free vibration differential equation in linear damped discrete system.

首先介绍了复模态理论，然后利用线性阻尼离散系统的自由振动微分方程的左右特征向量，推导出状态矩阵与振动系统的左右特征向量之间的关系。

It is also the base of structure optimization.According to main object characteristics of structural dynamics design,structuraleigenveetor sensitivity computation is,first,be studied.A Neumann series expansionmethod is proposed in accordance with the modal method and is developed to agreewith the structure with rigid body modes.A rapid Neumann series expansion methodfor eigenvector sensitivity is formed;it may greatly improve the efficiency ofcomputing eigenvector derivation.

本文根据结构动力学设计的主要目标特性，首先进行了结构特征向量灵敏度分析研究：形成了计算特征向量灵敏度的Neumann级数展开法，并将其扩展到适用于具有刚体模态的结构特征向量灵敏度分析；研究出计算特征向量灵敏度的快速Neumann级数展开法，该方法大大提高了特征向量灵敏度分析的效率；建立了无需K-1运算的结构特征向量灵敏度分析的共轭梯度迭代法。

Firstly, it introduced the import principium resolving thread and steps of analytic hierarchy process. Secondly, it erected model of population modernization, which based on the steps of analytic hierarchy process. Lastly, it got the maximal eigenvalue of dissymmetric matrix and corresponding eigenvector with SAS, and normalized the eigenvector to get weight value.

本章分为两部分，第一部介绍分析法的提出、原理以及解决问题的思路和步骤；第二部建立模型确定权重，根据层次分析法的原理和步骤，建立人口现代化指标体系的模型，运用SAS求解所构造的非对称判断矩阵的最大特征值，从而得出所对应的特征向量，变形后得到权重。

The Absolute Wavelet Affine Invariant Function is constructed based on WAIF,and is used as the eigenvector of the object to be recognized,and is combined with Convex Hull for object recognition.

基于小波仿射不变函数构造了绝对小波仿射不变函数，作为待识别目标的特征向量，与凸壳相结合进行目标识别。

This paper is base on the research harvest about compete stratagem, Some eigenvector which reflect compete stratagem are advanced, there are price, affixation value and difference.

本文是基于目前对公司竞争战略研究的成果，提出了价格，附加值和差异化是反映竞争战略的基本特征量，并针对竞争战略的特点阐述了竞争战略的评价原则、评价过程、评价方法以及竞争战略的选择方法，构造出竞争战略选择函数。

The algebraic surface fitting is implemented only by computing a generalized eigenvector, so this reconstruction method is computationally efficient.

代数曲面的拟合仅计算一个广义特征向量问题就可以完成，因此这种重建方法的计算效率较高。

The meaningful regions obtained by range image segmentation correspond to the surface patches of 3D object.The 3D surface patches are then reconstructed by the algebraic surface fitting method;the surface parameters are estimated by solving generalized eigenvector problem. The geometric model of 3D object is constructed from reconstructed surface patches by using CAD geometric modeling tool GEOMOD.

首先通过编码光栅方法获取三维物体的深度图象，并采用数学形态学的方法加以分割，然后利用代数曲面拟合手段对分割后的三维曲面片进行重建，并使用CAD几何建模工具由重建的曲面片构成物体的几何模型。

The experiment results show that the device is appropriate for the micro-laser In order to optimize the design of the resonator cavity in the high-pressure discharge gas laser, an Eigenvector Method for calculation of optical resonator modes and beam propagation is brought forward.

为了更好地设计高气压放电激光器的谐振腔结构，提出了一种新颖的模拟光腔模式及光束传输的特征向量法。

Objective:To explore the feasibility of laparoscopy in diagnosing and treating of abdominal diseases.

目的：探讨腹腔镜用以诊断腹部外科疾病及选择治疗方案的可行性。

The lifetime of nylon 1010 and nylon 1010/POSS composites decreased with increasing temperature.

热重-红外联用分析表明尼龙1010在氮气气氛下的降解产物主要为小分子的低聚物，POSS并不改变尼龙1010降解产物的组成。