one-parameter transformation group

One will perform vector fields of a Boussinesq system and its Lie algebra,use one-parameter groups to get some new soliton solutions from the solutions of the Boussinesq system.研究一个Boussinesq系统的不变群的向量场及其构成的李代数,并利用单参数不变群,由该系统的解去生成一些新的孤子解。qzZ汉语字典

This paper solves the forecast problems of various models by using constant dimension fractal, variable dimension fractal and parameter transformation fractal methods.本文应用常维分形、变维分形及参数变换分形等方法求解不同模型的预测问题。qzZ汉语字典

In the paper,by introducing a parameter transformation α=ε/(υ2+ε) and supposing ω2 0=(pυ/q)2+α△,the strongly nonlinear system is transformed into a weak nonlinear system.本文通过引入参数变换α=ε/(υ2 +ε) ,并假设ω20 =(pυ/q) 2 +α△ ,把强非线性系统转化为弱非线性系统 ,再将解展开为傅氏级数 ,利用参数待定法可方便地求出强非线性系统的共振解。qzZ汉语字典

By introducing a parameter transformation and based on a hypothesis, the strongly nonlinear conservative system was transformed into a weakly nonlinear conservative system, whose solution was expanded by Fourier series.强非线性保守系统经引入参数变换,并在一定的假设条件下可转化为弱非线性保守系统,再将其解展开为傅里叶级数,利用参数待定法可方便地求出强非线性保守系统的共振周期解。qzZ汉语字典

Based on differential calculus of parameters' the method of the establishing traffic kinematics model is proposed.提出了基于参数变换的运动学建模方法和步骤。qzZ汉语字典

Parameters Determination in Numerical Inversion of Laplace Transforms of Crump MethodsLaplace变换数值反演Crump方法的参数选择qzZ汉语字典

Parametric Projective Transformation and Weights of Rational Bézier Curves有理Bézier曲线的权因子与参数射影变换qzZ汉语字典

Parametric Estimate of Wavelet Transformation on Hidden Markov Processes;隐马尔可夫过程小波变换的参数估计qzZ汉语字典

A Promotion to the Power Transformation Containing Shift Parameters;一类带有漂移参数的幂变换族的推广qzZ汉语字典

To Calculate the Inertia Parameter of the Moving Human Body by Means of Shift Matrix;采用变换矩阵计算运动人体惯性参数qzZ汉语字典

Note on geometric transformation of parameter curve;关于参数曲线的几何变换的一个注记qzZ汉语字典

Application of Gabor Expansion in Modal Parameter IdentificationGabor变换在模态参数辨识中的应用qzZ汉语字典

Basic forms of Fourier transformation and PSD nonparametric estimationFourier变换的基本格式与PSD非参数估计qzZ汉语字典

Blind parameter estimation of frequency-hopping signals based on wavelet transform基于小波变换的跳频信号参数盲估计qzZ汉语字典

The PSpice research on the parameters of buck DC/DC converterPSpice对Buck变换器参数的仿真研究qzZ汉语字典

Parameters Identification of Hydraulic Turbine Governor Based on Hartley Transform基于Hartley变换的水轮机调速器参数辨识qzZ汉语字典

An Efficient Method for Parameter Pass Evaluation:Equivalence Transform Method有效的参数传递求解方法—等价变换法qzZ汉语字典

Study on Parameter Optimization of LLC Resonant ConverterLLC谐振变换器参数优化方法的研究qzZ汉语字典

Computing the Parameters of Non-singularity Signal Catastrophe Point With Wavelet Transform;用小波变换求非奇异信号突变点的参数qzZ汉语字典

Parameter Identification of Time-varying Structure Research Based on Wavelet Transform基于小波变换的时变结构参数识别研究qzZ汉语字典

Parameter Estimation of Fractional Brownian Motion via Wavelet Transformation;基于小波变换的分数布朗运动参数估计qzZ汉语字典

Parameter Choosing of Gaussian Function in Elastic Image Deformation图像扭曲变换中高斯基函数的最优参数分析qzZ汉语字典