plot_hht

stanford大学vgg组著名的多视几何matlab工具箱vgg，包含特征点匹配、几何校正等(stanford university vgg group famous multi-view geometry vgg matlab toolbox, including a feature point matching, geometric correction, etc.)

clear all clc t=0:1/1000:10-1/1000 s=sin(2*pi*t) snr=20 s_power=var(s) varience of s linear_snr=10^(snr/10) factor=sqrt(s_power/linear_snr) noise=randn(1,length(s))*factor x=s+noise Ó É SNR¼ Æ Ë ã Ë æ » úÔ ë É ù x1=noise Ô ë É ùÔ ´ Ê ä È ë x2=noise w1=0 È ¨Ï µ Ê ý ³ õ Ö µ w2=0 e=zeros(1,length(x)) y=0 u=0.05 for i=1:10000 LMSË ã ·¨ y(i)=w1*x1(i)+w2*x2(i) e(i)=x(i)-y(i) w1=w1+u*e(i)*x1(i) w2=w2+u*e(i)*x2(i) end figure(1) subplot(4,1,1)

matlab源码关于模糊K均值聚类算法，很好的，适合大家下载研究学习(matlab source code on the fuzzy K-means clustering algorithm, very good for everyone to download research study)

付里叶变换的频移特性；付里叶变换的时域卷积特性(Fourier transform of the frequency shift characteristics the Fourier transform of time domain convolution properties)

求切比雪夫窗函数和频谱；求凯塞窗函数和频谱；求凯塞窗函数和频谱等等滤波器的设计的一些程序(for Chebyshev window function and spectrum; For Kaiser window function and spectrum; Kaiser window function for the spectrum and the filter design, and so on, some procedures)

modal synthesis method for the 1D wave equation fixed boundary conditions

这个函数的功能主要是用来求样本点到蕨类中心的距离(find the distencebetween the sample and cluster)

ldpc编码的matlab例子，比较详细，具有很高的价值(matlab coding ldpc example, more detailed, with a very high value)

说明：  MATLAB编程用两种方法模拟光学实验.单缝衍射、杨氏双缝干涉、黑白光栅衍射的计算机模拟；以及用傅立叶变换方法对简单孔径衍射、黑白光栅及正弦光栅夫琅和费衍射的模拟(MATLAB program to simulate the optical in two experiments. Single slit diffraction, Young' s double slit, diffraction grating computer simulation of black and white and Fourier transform method with a simple aperture diffraction, black and white grating and sinusoidal grating Fraunhofer diffraction simulation)

this is the matlab source codes for MATLAB Recipes for Sciences book.