matlab

matlab实现：高斯消元法，LU分解法，迭代法，奇异值分解，乔累斯基分解法，gauss迭代解线性方程组，jacobi迭代解线性方程组(matlab implementation: Gauss elimination, LU decomposition, iterative methods, singular value decomposition, Cholesky decomposition, gauss iterative solution of linear equations, jacobi iterative solution of linear equations)

GUI Fourier series representation

Water and steam properties according to IAPWS IF-97

1.纽马克算法，振动分析方法，计算多自由度系统振动响应，位移，速度，加速度 2.用于计算多自由度系统固有频率、固有振型、模态质量、模态刚度矩阵、正则模态向量、受迫响应振动 3.里兹法是一种缩减系统自由度的近似方法，用于多自由度系统的求解 4.庞加莱截面图法，用来对多变量自治系统的运动进行分析 5.频谱图法，用于系统的频域分析 6.线加速度法求解系统振动响应 7.雨流计数法，主要用于工程界, 特别在疲劳寿命计算中运用非常广泛，对载荷的时间历程通过计数的过程反映了材料的记忆特性(1. Newmark algorithm, vibration analysis method to calculate multiple degrees of freedom system vibration, displacement, velocity, acceleration 2. Multi-DOF system for calculating the natural frequencies, mode shapes, modal mass, modal stiffness matrix, normal modes state vector, forced vibration response 3. Ritz method is an approximate method to reduce the degrees of freedom for multi-degree of freedom systems solving 4. Poincare sectional view method for multivariable autonomous motion system are 5. the spectrum analysis method for frequency domain analysis system 6. the method for solving linear acceleration system vibration 7. the rain flow counting method, mainly used in engineering, especially used in the calculation of the fatigue life of a very wide range of load time through the course of the process of counting it reflects the memory characteristics of the material)

在MATLAB中求图像纹理特征，小波包分析提取振动信号中的特征频率，包括脚本文件和函数文件形式。( In the MATLAB image texture feature, Wavelet packet analysis to extract vibration signal characteristic frequency, Including script files and function files in the form.)

该代码为带动量项的PID神经网络的系统控制算法(The code to drive the amount of items PID neural network system control algorithm)

说明：  OMP算法，基于压缩感知的正交匹配追踪算法，能够很好的重构出原始信号(OMP algorithm based on compressed sensing orthogonal matching pursuit algorithm that can reconstruct the original signal very good)

利用SVD_TLS算法进行ARMA功率谱估计的程序(SVD_TLS spectrum estimating program)

压缩包中的程序用于局部放电的模式识别，里面包含去噪，特征提取及模式识别程序。(Compressed package in the program for partial discharge pattern recognition, which contains denoising, feature extraction and pattern recognition procedures)

采用rbf神经网络逼近sinx函数简单实例(use Rbf neural network to approximate a simple instance of sinx function)