Manual-for-multisim

for analysis transmitions

abaqus+UEL 裂缝混合模态扩展模拟(abaqus+ UEL cracks extended mixed mode)

欧拉角表示法具有简便、几何意义明显等优点，同时姿态敏感器可以直接测出这些参数，能较方便地求解用这些姿态参数描述的姿态动力学方程。但采用欧拉角的姿态描述方法存在奇点问题，且需多次三角运算。而采用四元数表示方法则可以避免这些问题。(conversion between euler angle and quaternion method)

PCA for the feature transfort

The .mdl SIMULINK file of a three-phase regular sampling inverter, including mixed random spread-spectrum strategies and third harmonic injection

Debye级数展开模型，计算均匀球形粒子散射角——散射光强曲线： 1. RB1.m 计算第一类Ricatti-Bessel函数的函数 2．RB2.m 计算第二类Ricatti-Bessel函数的函数 3. Alegendr.m 计算角函数 和 的函数 4. MieCoeff.m 计算米尔系数的函数 5. Amp.m 计算散射光复振幅的函数 6. DebyeIntensity.m Debye级数展开模型画均匀球形粒子散射角-光强图 (Debye series expansion model to calculate the uniform spherical particles scattering angle- scattering intensity curve: 1. RB1.m calculated first class Ricatti-Bessel function of the function 2. RB2.m calculate the second category Ricatti-Bessel function of the function 3. Alegendr.m computing angle functions and function 4. MieCoeff.m Mill coefficient calculation function 5. Amp.m calculate the scattering amplitude recovery function 6. DebyeIntensity.m Debye series expansion model painted uniform spherical particles scattering angle- light intensity diagram)

线性和S型加减速下，数控机床的运行状态程序。(Linear and S type deceleration, running state of CNC machine tools.)

一种常用的且易于工程实现的分数延时滤波器设计算法加窗法仿真，可以通过设定不同的滤波器阶数观察分数延时滤波器的幅频和相频响应。(A commonly used and easy to implement fractional delay filter design algorithm windowing simulation, you can set the filter order to observe the fractional delay filter amplitude and phase frequency response.)

这是阵列信号处理中的一种music算法进化版，root music算法。(this is a matlab program about root_music.)

LMS算法源程序，包括仿真，自适应陷滤波器，IIR滤波器等(LMS algorithm source, including simulation, adaptive notch filters, IIR filters, etc.)