GA_matlab_M4

yahoo股票历史数据下载器，matlab编写(yahoo stock historical data downloader, matlab write)

matlab 的simulink快速入门，老师总结的，对初学者很有帮助( learning of simulink)

利用matlab实现对单边带信号（ssb）进行调制与解调，适用于初学者(Using matlab to achieve single-sideband signal (ssb) for modulation and demodulation, for beginners)

基于有限混合高斯模型的数据分类 1、使用基于有限高斯混合模型的EM算法对数据样本进行归类 2、使用C++或者Matlab语言编程环境实现该算法，并用给定的数据包对算法的正确性进行检验 (Gaussian mixture model based on limited data classification 1, using the finite Gaussian mixture model based on EM algorithm to classify the data samples 2, using the C++ or Matlab programming environment to realize the algorithm, and with a given data packet to the algorithm correctness testing )

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 )

Guide Lines to use Matlab in Portuguese

基于灰色预测模型对旅游人数的预测matlab 灰色预测代码(Grey prediction model based on the forecast of tourist arrivals Grey code matlab)

说明：  MATLAB潮流计算程序，MATLAB潮流计算程序(Flow calculation program MATLAB, MATLAB flow calculation program)

memset函数、memcopy函数和strcpy函数的用法，在笔试中通常让比较这些函数(Usage memset function, memcopy function and strcpy function, which is usually written to allow comparison of these functions)

single channel wave filter simulation