There are two kinds of method to calculate the eigenvalues of a matrix: characteristic polynomial method and QR method. 结合多项式方法和QR方法各自的特点,提出了一种计算矩阵重特征值的方法。
Based on the deep analysis of the principle of parametric polynomial method, shape eigenfunction method is presented in this paper. 在深入分析参数多项式方法数学原理的基础上,提出了参数分布形状特征式法。
The wake flow of stator vanes and the unsteady flow in the passage of rotor blades were solved by using oscillating fluid mechanics theory and parametric polynomial method. 采用参数多项式方法和振荡流体力学理论,求解静子叶片后的尾流场及尾流场作用下转子叶片通道内的非定常流场。
The mathematical model of non-circle smooth curve was constructed with an interpolation polynomial method, polynomial was calculated by VB, and the design of complex curve was simplified. The program has practical value. 利用插值多项式的方法构建了非圆光滑曲线的数学模型,利用VB实现对多项式的求解,使复杂的曲线设计变得简单,编制的程序具有实际应用价值。
Improvements of identification modal parameters by orthogonal polynomial method 整体正交多项式法识别模态参数的改进
Compare the complexity and precision of the polynomial method and orthogonal polynomials method used in geometrical adjustment, an experiment is made; 比较了图像几何校正的多项式方法和正交多项式方法在复杂度与精度上的差异,进行了仿真实验;
Based on the basic stuctural performance function, combined updated systematic sampling and antithetic sampling, used exponential polynomial method and JC method, the composite sampling semi-analytical method was presented to assess the system reliability of structures. 本文提出的复合抽样半解析方法,基于最简单的结构功能函数,结合运用改进的系统抽样和对偶变数抽样、指数多项式法以及验算点法来求解结构体系的可靠度。
Quadratic polynomial method has been applied widely in satellite image retification. 二次多项式方法在卫星影像纠正处理过程中已得到广泛应用。
Generated by traditional screen method, tested by Miller_Rabin algorithm and confirmed by polynomial method, a new efficient scheme for large primes is proposed. 最后,结合MillerRabin测试方法、传统的素数筛选法和确定型多项式算法的各自优点,提出了一种新的生成大素数的方法。
Data Analysis for Spectroscopic Ellipsometry with Piecewise Polynomial Method 椭圆偏振光谱数据处理的分段多项式法
This paper suggests a penalized local polynomial method to estimate the monotone regression function in nonparametric regression model. 本论文给出了非参数回归模型中估计单调回归函数的一个惩罚局部多项式估计,除了单调性,新提出的估计在单调性和渐近性质之间达到了平衡。
Adjusted polynomial method for image registration 改进的多项式图像配准方法
A Piecewise Polynomial Method for Calculating Electromagnetic Field 求解电磁场的分片多项式方法
The interrelations between the high pressure physical properties and formation pressure, and among each parameter are obtained by using the polynomial method in matching experimental points based on the representative high-pressure oil physical properties in each oilfield. 根据各油田有代表性的高压物性资料,采用多项式的方法对实测点进行拟合,得出原油的高压物性与地层压力之间以及各参数间的相互关系式。
The superpressure cross section and equal depth ( to the top of superpressure) map were drawn up through pressure measurement by DST and RFT and pressure calculation by polynomial method according to the seismic interval velocity and acoustic interval transit time logging data. 运用DST和RFT测压、地震层速度和测井声波时差趋势多项式法换算压力数据,作出了超压剖面图及超压顶面等深图等,据此分析了盆地超压及高温环境形成机制。
In this paper, a modified polynomial method is presented, which can solve this difficult problem to a certain degree. 本文中提出的改进的符号多项式模型方法能在一定程度上解决这一难题。
The static state models of an EGO sensor were obtained by using piecewise polynomial method and nonlinear regression analysis method based on available experimental data. 在发动机实验台上,采用比较法对EGO传感器进行了稳态标定实验。
In addition, the paper proposes a polynomial method to define the limited position of mechanism and to design a mechanism based on its quick-return characteristic. 文中还提出了确定机构极限位置和按急回特性设计机构的多项式方法。
Deduction of Maximum Dry Density of Earth-fill by Fitting Orthogonal Polynomial Method 填土最大干密度的拟合正交多项式法推断
In this paper, two local fitting and differentiation ( the incremental polynomial method and the Chebyshev polynomial method) in numerical differentiation for non-accurate discrete data are described, and so are the applications in data processing of fatigue crack growth rate tests and in life prediction. 本文介绍了对非准确的离散数据进行数值微分的两种局部拟合微分法(递增多项式法和Chebyshev多项式法)及其在疲劳裂纹扩展速率实验数据处理与寿命予测等方面的应用。
The polynomial method can evaluate the linear degree of the laboratorial methods using statistical theory and considering clinical significance. 多项式线性评价方法充分利用统计理论,结合临床可科学评价实验方法线性程度。
It simply introduces the minimal residual polynomial method for symmetric problem and comes up with the basic algorithm. 先简单介绍用极小残量法解决对称问题的基本算法。
Shape Eigenfunction Method& Extension of the Parametric Polynomial Method 参数多项式方法的扩展&参数分布形状特征式法
A multi-point lifting model is built, the deflection and force distributions in every lifting state are obtained using an interpolation polynomial method. 建立海管多点提升的力学模型,用多项式插值得到各种提升状态下的变形和内力。
The construction of output of winter wheat in eastern Henan was analyzed by using the orthogonal polynomial method and the regression equation between the precipitation and the output of wheat was set up by the integral regression method. 利用正交多项式等多种数学方法对豫东地区冬小麦产量的构成进行了分析,在此基础上用积分回归的方法建立了旬降水量与冬麦产量的回归方程,揭示了不同时期旱涝对产量的影响。
The following works have been done in this thesis: 1. Four Modal Analysis methods& the Rational Fraction Polynomial Method, the Complex Exponential Method, the Ibrahim Time Domain Method, and Hilbert Envelope Method are collected to investigate in the thesis. 集中研究了常用的四种模态识别方法,即复指数法(CEM)、Ibrahim时域法(ITD)、有理分式多项式法(RFP)及Hilbert包络法;
A discrete orthogonal polynomial method is put forward for curve fitting sub-pixel edge detection algorithm, which decomposes two-dimensional curve fitting into one-dimensional curve fitting, and improves the reliability and computation speed of the algorithms. 引入离散正交多项式,提出了一种新的曲面拟合亚像素边缘检测算法。该算法将二维曲面拟合分解为一维曲线拟合,大大提高了算法的可靠性和速度。
Four kind of classic algorithm for solving the TIE is summarized, such as Fourier method, Green function method, Zernike polynomial method and Multigrid method. 对求解TIE的四种经典的算法进行了介绍,如傅里叶法,Green函数法,Zernike多项式法以及多重网格法。
The analysis of randomness of local stress and strain in strain-based fatigue was studied, the approximate polynomial method was proposed. 主要工作有:1.探讨了应变疲劳的局部应力应变的随机性分析,提出了近似的多项式拟合法。
Before the efficiency, Almon polynomial method was used to analyze the input and output of scientific research institutes in advance to eliminate the lag of input indicators and therefore get the lag phase and lag coefficient. 在进行效率评价之前,本文首先用阿尔蒙多项式法对科研机构的投入产出进行了滞后性分析,以消除投入指标的滞后性影响,得到了科研机构的滞后期和滞后系数。