lineflow

说明：  岭回归的matla源程序，主要用于解决无法求逆或需要更好的解时所用的(Ridge regression matla source, mainly used to solve the inverse can not be a better solution or need to use when)

用matlab自动生成的DSP代码。。。。 (matlab automatically generated DSP code)

empirical formula with kaiser clc clear all fs=1000 fc=250 df=50 r=0.001 f=fc/fs dw=2*pi*(df/fs) a=-20*log(r) n=floor(((a-8)/(2.285*dw))+1) if a>50 b=0.1102*(a-8.7) elseif a>=21 && a<=50 b=0.5842*((a-21)^0.4)+0.07886*(a-21) elseif a<21 b=0.0 end w=kaiser(n,b) for i=1:n if i~=(n-1)/2 hd(i)= (2*f*sin((i-((n-1)/2))*2*pi*f))/((i-((n-1)/2))*2*pi*f) elseif i==(n-1)/2 hd(i)=2*f end end for j=1:n h(j)=w(j)*hd(j) end subplot(3,1,1), plot(w) subplot(3,1,2), plot(h) subplot(3,1,3), plot(h,n)

说明：  Includes source codes to find DFT of a sequence, to find odd and even components of a signal, to perform PSK, FSK, QPSK.

模拟退火算法matlab程序，有详细使用说明。(Simulated Annealing Matlab codes)

信号处理中波束形成时各种加权矩阵，包括长球函数权值和Kaiser加权(Beamforming signal processing for the various weighting matrix, including the prolate spheroidal functions and Kaiser weighting function)

matlab编制的通过卷积完成特征点匹配的软件(match image feature points by correlation)

伊辛相变模型，广泛应用于固体物理，动力学分析。(ising phase model for solid physics.)

matlab使用各种滤波函数实现图片的去噪处理(using the function denoising )

二维导频的信道估计，有效的减小瑞利多径信道对通信系统影响。OFDM系统，调制方式16QAM，线性内插。(2D pilot aided channel estimation. OFDM system, linear interpolation.)