4Gkey

调频系统仿真实例—调频系统仿真模块源代码(FM system simulation- simulation module source code modulation system)

绘制二维非线性系统的相图，MATLAB程序，自已编写，多多交流！(Phase diagram, drawing two-dimensional nonlinear system MATLAB program, written, more exchanges!)

说明：  加信噪声，单边带调幅，设计波特滤波器，过滤噪声，比较经过希尔伯特变换前后的区别(Plus letter noise, single-sideband amplitude modulation design Potter filters, filter noise comparison, after the difference between before and after the Hilbert transform)

IDWT Transform using wfilters from matlab

信号与系统试验报告 离散傅立叶变换（DFT）和频谱分析 一、实验内容 1、实验题目 （1）编写DFT、IDFT程序，并验证其正确性（提示：可利用冲激函数进行验证）。 （2）计算信号f(t)=e-at2sin(2∏ft)的离散傅立叶变换（DFT），求其振幅谱，相位谱、振幅最大值对应的频谱（检测主频）以及对发f(t)进行DFT变换的结果实现IDFT变换，并画出图形。 参数选择如下：频率f =30HZ，a=f 2㏑(M),M=2.5 2、通过实验理解信号振幅谱、相位谱的物理意义，掌握DFT、IDFT算法的实现方法。()

说明：  一个有关OMP的应用的例子，适合初学者学习 正交匹配追踪方法(An example of application of relevant OMP, suitable for beginners The principal component analysis method)

Image Enhancement. Takes lenna image as input, applies low pass filter, median filter, weighted and center weighted median filter. Plots the output for each image

THIS IS A DATA OF SOURCE YOU MUST TO ATTEND,BECAUSE IT S VERY IMPORTANT TO COMPLETED YOUR FILE MATLAB

不错的粒子群程序，对初学者很有帮助，有完整的注释，通过了测试，可以很好的运行，希望对初学者有帮助。(Good PSO program, useful for beginners, complete notes, passed the test can be a good run, and I hope to help beginners.)

水利工程中兴利库容与调节流量的计算是十分常见也是必须的一个步骤。代码采用MATLAB编写。(Calculation of hydraulic engineering Hennessy capacity and regulate the flow is very common and a necessary step. Code written using MATLAB.)