Contourlet

essential matlab for engineers and scientists

辅助粒子滤波matlab代码，包括和粒子滤波的比较(Auxiliary particle filter matlab code, including comparison of the particle filter)

介绍了UKF算法及其仿真，希望对大家能够有所帮助。(introduce the unscented kalman filtering)

说明：  二阶锁相环Matlab仿真代码，如入两路信号和信噪比，输出锁相以后的信号。可以仿真初始频差，和频率斜升的情况(second-order PLL Matlab simulation code, such as two-way signals and signal to noise ratio, the output signal after the lock-in. Simulation can initial frequency difference, and frequency ramp-up of)

基于全相位傅立叶变换apFFT的特征提取程序，可用于光纤扰动特征向量提取(Based on all phase of Fourier transform apFFT feature extraction procedures, can be used for optical fiber disturbance eigenvector extraction)

说明：  基于matlab的PIV算法，简单易懂，专为初学者编写。(A Simple and easy to understand PIV algorithm, designed for beginners.)

使用matlab进行数值分析时重要的参考资料，具体包含内容可以看英文描述(This text is written primarily for students/readers who have a good background of high school algebra, geometry, trigonometry, and the fundamentals of differential and integral calculus. This text includes the following chapters and appendices: . Introduction to MATLAB . Root Approximations . Sinusoids and Complex Numbers . Matrices and Determinants . Review of Differential Equations . Fourier, Taylor, and Maclaurin Series . Finite Differences and Interpolation . Linear and Parabolic Regression . Solution of Differential Equations by Numerical Methods . Integration by Numerical Methods . Difference Equations . Partial Fraction Expansion . The Gamma and Beta Functions . Orthogonal Functions and Matrix Factorizations . Bessel, Legendre, and Chebyshev Polynomials . Optimization Methods . Difference Equations in Discrete Time Systems . Introduction to Simulink . Ill Conditioned Matrices Each chapter contains numerous practical applications supplemented with detailed instructions for using )

学习凸优化的实现方法以及凸优化工具包的内容(Learning the content of convex optimization methods and convex optimization toolkit)

说明：  对振动加速度信号进行逆傅里叶变换，支持Excel和text读取，希望大家批评指正(The inverse Fourier transform of the vibration acceleration signal supports the reading of Excel and text. I hope you can criticize and correct it)

使用MATLAB编程，求非线性方程组的根。本例为三个参数的非线性方程组。(Using the MATLAB programming, seeking the roots of nonlinear equations. In this case, there are three parameters.)