在此基础上运用数值反拉普拉斯变换(nilt)法分析互连电路的时域响应。
Then the numerical inversion of Laplace transform (NILT) is employed for the time domain response of the interconnect circuits.
本文提出一种通过对数复变换求非线性方程实数根数值解的方法。
A method to find real numerical solution of the nonlinear equation by logarithm complex conversion is presented in this paper.
这些结果可用于数值计算和模拟该系统失调时对输入复振幅的衍射和分数傅里叶变换。
The result can be used in numerical calculation and simulation of diffraction and fractional Fourier transform of input complex amplitude of misaligned single spherical refracting system.
应用矢量坐标变换的方法理论推导了在大量程范围内测量位移与光程差的非线性关系，给出了解析解与数值解。
The nonlinear relation between light travel distance and measured displacement is (deduced) by vector coordinate transforms, and their analytic and numerical results are given.
这里采用矩阵法建立了转台各个支路的位姿变换关系，提出了求解转台误差的数值方法，通过实例对该方法进行了验证。
The matrix approach is used to establish each branch's position and pose transformation relation, and a numeric method to solve the platform's error is presented, which is tested by an instance.
建立了由粘性阻尼和迟滞阻尼组成的电流变流体阻尼模型，通过对模型的傅立叶变换及数值仿真，验证了理论分析及阻尼模型的正确性。
Damping model of er fluid which included the viscous and hysteresis damping is established and proved to be effectiveness through Fourier transformation and numerical simulation.
通过数值求解耦合波方程，研究了半导体光放大器弛豫时间对四波混频波长变换效率的影响。
This dissertation is devoted to effects of relaxation times on wavelength conversion efficiency based on four-wave mixing(FWM) in semiconductor optical amplifier(SOA).
数值计算例表明，用快速汉克尔变换来模拟柱对称大型高功率激光放大系统中的光传输时，是一种非常有用的、快速的算法。
Numerical examples show that FHT is a useful fast algorithm to simulate the beam propagation through a large high power laser amplifier system with cylindrical symmetry.
引入指数函数，将对流扩散方程变换为扩散反应方程，消除了数值求解中较难处理的对流项。
To eliminate the difficulty in dealing with convection terms, an exponential transformation function is introduced to turn the CDE into their equivalent diffusion-reaction equations (DRE).
本文研究了一种应用于天线平面近场测量中完成近远场变换的数值算法。
This paper provided a new algorithm used in antenna's planar near field measurements to conduct near field and far field transformations.
通过数值模拟计算，分析了两种不同的空穴位置下固液相变换热过程的差别。
The differences of solid liquid phase change heat transfer process between two different void positions are analyzed through numerical simulation.
本文对时域近远场变换的间接频域算法和直接时域算法进行了数值模拟和分析。
The indirect frequency-domain algorithm and the direct time-domain algorithm are analyzed through numerical simulations.
然后把这种数值解方法分别运用到所有频率的单色波即可就出其对应的光场，而且对所有的这些数值解作逆付里叶变换就可以将其转换为时间领域的光场。
Such numerical solution is iterated for all the waves with different frequencies, and all the numerical solutions are transformed into the light fields in the time domain by inverse Fourier transform.
在现有断裂动力学问题文献中，一般采用拉氏变换与积分变换方法，得到的回路积分最后还需借助于数值方法求解。
In present research on fracture dynamic problems, Laplace or integral transformation was generally used, and numerical methods had to be adopted to solve the loop integral.
变换标准曲线的数值计算方法会带来变换计算量大，求解Y值复杂的问题。
The numerical calculation of transforming curves causes large amount of transformation calculation and problem of solving the values of Y.
快速傅里叶变换在非同步采样和非整数周期截断的情况下存在较大误差，无法获得较精确的间谐波参数值。
The fast Fourier transform (FFT) will bring on higher error under nonsynchronous sampling and truncated non-integral period, thus more accurate interharmonic parameter values cannot be obtained.
对采样后的数据运用快速傅立叶变换(FFT)进行数值计算，获得了高精度的风井综合参数的测量。
Sampling data using fast Fourier transform (FFT) to numerical algorithm has obtained the high accuracy air shaft synthesis parameter survey.
为了进一步改善求解方程的数值稳定性，利用正交变换技术来求解状态估计问题。
In order to further improve the numerical stability of solution of equation, the orthogonal transformation technique based on PMU is used to solve the problem of state estimation.
本文采用分步傅立叶变换法求解耦合非线性薛定谔方程，对偏振模色散进行了数值模拟。
In this thesis the coupled nonlinear Schrodinger equation is solved by means of split-step Fourier transform.
数值实验结果表明：基于自由边界问题的有限差分法和基于自由边界问题的拉普拉斯变换是两种良好的数值方法。
The analysis show that the finite difference method based on the free boundary problem and the Laplace method based on the free boundary problem are two good numerical methods.
根据HVS函数的特点，对频域中HVS函数进行反傅立叶变换，将空间域中该函数的部分函数值作为特定的模板参数，并与原图像进行卷积来实现边缘检测。
The HVS function, HVS function is inversely Fourier transformed in frequency domain, and the method is realized by calculating some value of the function in spacial domain as convolve nucleus.
该文应用坐标变换法对该聚焦换能器的复杂声场分布进行了数值计算，并测定了其声功率。
The complex sound field distribution of the focused transducers was calculated by the coordinate transform method, and the acoustic power was measured.
讨论了一种以实数值混沌序列为基础，利用加密模板矩阵和排序变换，给出一种灰度图像的加密算法。
In this paper, a gray image encryption arithmetic based on chaotic sequences is proposed by taking advantage of the encryption template matrix and sort transformation.
对于所给的双曲型方程组，经特征变换变成了便于作数值计算的形式。
The form of the equations has been changed with feature transformation so as to calculate conveniently.
利用快速傅里叶变换法加龙格-库塔法对期权的最佳执行价格进行了分析和计算，最后通过数值算例说明了这一方法的有效性和准确性。
This paper analyses and computes the optimal exercise price of the American put option, by using the "FFT-RK" method. At last, numerical examples show that this method is efficient and accurate.
该转换表达式避免了数值积分法求解蠕变柔量值产生舍入误差和采用拉氏变换的繁琐计算。
This expression avoids rounding error brought by numerical integral method and complex calculation of Laplace transforms.
寻求高精度的数值模式以及更加有效的拟合坐标变换将是值得努力的方向。
Efforts are needed to develop numerical models with more accurate and more efficient terrain following coordinates.
利用空间坐标变换法，得出弯管状屏蔽体的曲面方程式，用精确解析解取代了常用的数值近似解。
The camber equation has been established by means of space alternate coordinate; the numerical approximate calculation is replaced by accurate calculation.
对汽液两相的流动工况也可以用边缘检测小波变换去进行分析，并实现对汽液两相流动的热工数值检测。
It is also possible to analyze a gas liquid two phase flow condition through an edge detection of wavelet transformation and detect thermodynamic data in a gas liquid two phase flow.
对汽液两相的流动工况也可以用边缘检测小波变换去进行分析，并实现对汽液两相流动的热工数值检测。
It is also possible to analyze a gas liquid two phase flow condition through an edge detection of wavelet transformation and detect thermodynamic data in a gas liquid two phase flow.
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