Fourier

说明：  用来检验加密图像的加密水平，也可以用来检验算法的加密程度和效果(Used to test the level of encryption image encryption can also be used to test the extent and effect of the encryption algorithm)

source code identification using matlab

编写一个matlab函数用一个N点离散傅里叶变换同时计算两个N点实序列的离散傅里 叶变换，并将结果与直接使用两个N点离散傅里叶变换计算出来的结果进行比较(Write a matlab function with an N point discrete Fourier transform and calculate actual sequence of two N point discrete Fourier transform, and the results with the direct use of two N point Discrete Fourier Transform calculated results are compared)

Purely elastic collisions. 纯弹性碰撞(Purely elastic collisions.)

该程序是用L-Z复杂度算法检测VF信号的算法，并用的MIT-BIH数据库中的数据加以实现的。(The program is used LZ complexity algorithm to detect VF signal algorithm, and use the MIT-BIH data in the database to be achieved.)

说明：  本文件为深圳杯数学建模大赛D组题目的全部相关程序，没有题目 只有解答过程和程序~已经把数学问题精炼出来了(This document is all related procedures for group D questions of shenzhen cup mathematical modeling contest. There are no questions, only the solving process and procedures. The mathematical problems have been refined.)

DSP程序开发MATLAB调试及直接目标代码生成(Generate DSP codes from MATLAB)

收集的几个无刷直流电机控制系统仿真例程，matlab中可直接运行，很有借鉴意义。(Several brushless DC motor control system simulation routines , they can be directly run in matlab.)

说明：  描述了基于瑞利信道下的频谱感知的问题，使用的蒙特卡罗法进行仿真。(Based on Rayleigh Road, described under the issue of spectrum sensing, the use of Monte Carlo simulation.)

说明：  干涉相位滤波（均值、中值、圆周期）用于insar的三种不同滤波方法(Three different filtering methods for InSAR based on interferometric phase filtering (mean, median and circle period))