奇异性

FUZZY测度的奇异性与绝对连续性

The Singularity and Absolute Continuity of Fuzzy Measures

V型切口尖端的弹塑性应力奇异性问题

Problem of elastoplastic stress singularity near V-notch tip

正交各向异性材料V型切口及界面问题的应力奇异性研究

Research on Stress Singularities about V-notch and Interface in Orthotropic Materials

采用有限元分析方法（FEM）对三点弯曲混凝土梁的能量释放率进行了计算，在对混凝土梁进行单元划分时，避免使用奇异性单元来模拟梁的裂尖奇异性。

Calculation of the energy release rate with finite element method ( FEM ) is conducted .

Stewart平台的运动奇异性与力奇异性研究

Research on the kinematic singularity and the force singularity of the Stewart platform

为了有效提取故障奇异性模极值，研究选取了B样条小波包函数。

Firstly , an appropriate cubic B-spline wavelets pocket transformation is used in order to effectively transform the singularity of fault signal to the maximal moduli in wavelet domain .

本文的目的是分析系数矩阵A-λil的奇异性对带原点位移的反乘幂法收敛性的影响。

Discusses the effects of singularity of matrix A - λ _i I on inverse power method convergence .

在介绍小波变换信号奇异性检测原理的基础上，对电力电子系统奇异性故障信号使用Matlab进行仿真。

The signal singularity is analyzed by Matlab emulation of application in fault diagnosis of the electrical and electronic system based on wavelet transformation .

讨论了J积分的路径无关性和裂尖应力，应变奇异性。

A path independent of the J-integral and the stress , strain on the crack tip are discussed .

超双曲型Kac-MoodyLie代数的结构与奇异性

Structure of the Super hyperbolic Type Kac-Moody Lie Algebra and Its Singularity

和实指数型奇异性一1/2士k，其中ε和k由上下两相压电材料的本构常数加以确定。

1 / 2 ? k , here e and k are two small and real quantities determined by the constitutive constants of the bimaterials .

Toeplitz方程的非奇异性保证了Wiener滤波反褶积方法的稳定性。

The non-singularity of Toeplitz equation keeps the stability of Wiener deconvolution .

本文提供了用奇异性八结点四边形等参数单元算得的偏裂纹三点弯曲梁和四点弯曲梁的应力强度因子KI和KII。

The stress intensity factors KI and KII of three-point bend specimens and four-point bend specimens are given in this paper by using finite element method .

时域推进算法中TPM模型的奇异性研究

Research on Singularity of TPM in Marching - on-in - time Algorithm

它仅在z平面的实轴上有奇异性，孤立极点对应于实局域模。

It has singularities on the real axis of the z plane only . The isolated poles correspond to real localized modes .

本文基于提升格式的第2代小波构造方法，建立了区间上的三次B样条小波，并用于求解有边界奇异性的微分方程。

In this paper , we adapt a construction method of the second generation wavelets based on lifting scheme to build a interval wavelet of cubic B-splines and solve singular differential equation .

和金属材料一作，应力场奇异性仍然是r~（-1/2），J积分仍然具有与积分路径无关的特性。

The singularity of stress fields is also r-1 / 2 and J integral is also path independent as that in metals .

基于Morlet小波的滚动轴承故障信号奇异性分析

Analysis on Singularity of Fault Signals of Rolling Bearing Based on Morlet Wavelet

Morlet小波用于奇异性信号分析的研究

Study of Morlet Wavelet for Singularity Signal

在该弱形式的基础上，利用特征方程展开方法（eigenfunctionexpansiontechnique），可以得到一个分析压电材料裂纹尖端处力电耦合场奇异性的特殊的一维有限元列式。

By using the eigenfunction expansion technique and the weak form , a special one-dimensional finite element formulation is developed to determine singularities of electromechanical fields at the crack tip in piezoelectrics .

但运用最小二乘法重建管内声场时，协方差矩阵Q的最小特征值λmin对于矩阵奇异性的影响是十分敏感的。

When adopting least square method to reconstruct sound field in the tube , the minimum characteristic value is very sensitive to examination of the singular condition of the covariance matrix Q.

s+d混合波对称性下计入库仑作用和VanHove奇异性的超导转变温度和同位素效应

The superconducting transition temperature and isotope effect under s + d mixed wave symmetry including Coulomb repulsion and van Hove singularity

塑性碰撞振动系统Poincare映射的分段不连续特性和擦边奇异性导致该类系统的周期碰撞运动发生非常规分岔。

The piecewise property and grazing singularity of Poincare mapping of such systems lead to non-standard bifurcations of periodic-impact motions .

磁场积分方程采用Galerkin方法进行离散，避免了区域边点和角点几何奇异性对解答的影响。

The singularity of geometric corners and edges can be overcome due to the scheme of the discretization of the integral equation with Galerkin 's approach .

分析了标度指数随着流动Reynolds数的变化，指出随着Reynolds数的增长，标度指数的奇异性并没有减小的趋势；

According to this paper , scaling exponent varies as Reynolds number changed , but the anomaly of scaling exponent does not decrease as the rising of Reynolds number .

基于RWG基函数的伽略金法中奇异性积分的精确快速计算

Accurate and Efficient Calculation of Singular Integrals in Galerkin Method with RWG Basis Functions

剩下的部分是关于标量Green函数与场强值或与它们的一阶导数值乘积的面积分，这样积分方程的被积函数高阶奇异性被降到一阶，有利于计算机的程序实现。

The residual parts are surface integrations whose integrands are the products of the scalar Green 's function and fields or their derivatives . The high order singularity of integrands in the integral equation is reduced to one order , making for program implementation .

实验表明，该算法在一定程度上克服了HSV的色调奇异性对图像检索的影响，提高了检索性能。

The experiments prove that this method can eliminate the influence on image retrieval caused by HSV hue singularity to a certain extent , and improve the retrieval performance .

Ridgelet变换是继小波变换之后提出的一种新的多尺度变换，它能比小波变换更好地表达高维线性奇异性。

The ridgelet transform is a new directional multi-resolution transform , which is more suitable for describing signals with high dimensional singularities .

众所周知，Wavelet分析能够对具有点奇异性信号进行有效的描述，但对于高维空间中沿各种曲线、曲面和超曲面分布的奇异性信号来讲，Wavelet分析就失去了它的分析优势。

As well known , wavelet analysis can be used to describe the signal with point singularities effectively . However , for the signals with singularities distributed along various curves , curve surface and hyper-curve-surface in high dimensional space , Wavelet analysis loses its advantages .