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关于信号处理方面的内容，在matlab编程实现时详细解答(Signal processing on the content of programming in matlab to answer in detail)

in this folder we simulate the system of lorenz, vanderpol

Particle filter implementation. Simple and easy. It used only four particles. But it easy to understand. gook Lucky

Linear Spatial Pyramid Matching Using Sparse Coding 图像分类实现代码(Linear Spatial Pyramid Matching Using Sparse Coding image classification implementation code)

基于matlab的fft算法设计，由于matlab的fft是built in文件，在此提供一种编写fft算法的思路。(Based on the matlab fft algorithm design, as the fft matlab file is built in, this provides an idea of ​ ​ writing fft algorithm.)

该程序研究了攻角为2度的条件下超音速翼型的气动力特性。(This program studies the aerodynamic characteristics of of supersonic airfoils under an attack angle of 2 degrees .)

MATLAB的MLR算法，希望对同学的学习有帮助(mlr MATLAB algorithm, very useful, I hope to learn some help)

关于非局部均值去噪的典型例子，里面有详细注解，很实用(Typical examples of non-local means on de-noising, which has detailed notes, it is practical)

MATLAB中常用的程序，包括硬阀值、软阀值、全局阀值，小包波去噪等等，希望对初学者有用。(Procedures commonly used in MATLAB, including the hard threshold and soft threshold, global threshold, wave packet de-noising, etc., in the hope that useful for beginners.)

说明：  这些源程序是最优化里的一些优化方法，用于解决简单函数，和多维函数的问题！(wegstein hair, is to optimize the course of a demand extreme value method for a simple function, find solutions and high precision!)