akima

功率谱分析和matlab仿真 周期性分析(Power spectrum analysis and Matlab simulation )

简单的ASK调制，使用simulink实现功能(Simple ASK modulation functions using simulink)

利用BT谱估计器估计信号频率谱的MATLAB仿真程序(BT spectrum estimator estimates the signal frequency spectrum MATLAB simulation program)

大津法计算图像阈值，先也可以处理遥感影像tif格式的，首先将遥感影像的灰度值导出为txt格式(ostu method to calculate the threshold image, you can deal with remote sensing image tif format)

ch3=softt(h3,thr1 clear clc I=imread( lena512.bmp ) imshow(I) I=double(I) II=I+30*randn(size(I)) figure imshow(II,[]) [a1,h1,v1,d1]=dwt2(II, sym8 ) [a2,h2,v2,d2]=dwt2(a1, sym8 ) [a3,h3,v3,d3]=dwt2(a2, sym8 ) sigma=median(abs(d1(:)))/0.6745 x=3*sigma thr1=x*2^(-1) thr2=x*2^(-0.5) thr3=x 小波图像去噪( ch3=softt(h3,thr1 clear clc I=imread( lena512.bmp ) imshow(I) I=double(I) II=I+30*randn(size(I)) figure imshow(II,[]) [a1,h1,v1,d1]=dwt2(II, sym8 ) [a2,h2,v2,d2]=dwt2(a1, sym8 ) [a3,h3,v3,d3]=dwt2(a2, sym8 ) sigma=median(abs(d1(:)))/0.6745 x=3*sigma thr1=x*2^(-1) thr2=x*2^(-0.5) thr3=x )

Useful selection of Filters for Signal Processing with Matlab

说明：  一个控制系统的PID参数寻优的单纯形法的MATLAB的程序， 无解压密码(a PID control system parameter optimization of the Simplex Method MATLAB procedures, without extracting passwords)

多址接入协议仿真——都可以运行仿真出图！(Multiple access protocol simulation)

采用文献 太阳能电池工程用数学模型的建立 所搭建的太阳能电池模型(Journal of solar cells using a mathematical model project built by the solar cell model)

本程序包，包括六个子程序，其功能内部都有注释。主要解决聚类分析问题。运行时六个子程序都要放在matlab根目录下。(This package includes six routines, their functions have internal comment. Cluster analysis is mainly to solve the problem. Six runtime routines should be placed under matlab root directory.)