irisrecognition_rar

matlab的基本算法以及在一些工程计算语言(matlab basic algorithms and language in some engineering calculations)

BPSK 加上了（7,4）汉民编码，误比特率统计(BPSK with the (7,4) Han coding, bit error rate statistics)

最优潮流 基于matlab 经过测试 可以使用(OPF has been tested can be used based on matlab)

说明：   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)

IMAGE STEGNOGRAPHY LKE THIS CHEC IT ADVANTAGE USING ATLAB.VERY USEFULL

Shan Shuo Windows ,Refresh window Form

RSA公钥密码体制的matlab实现，这是密码学的加密算法之一(RSA public-key cryptosystem implementation of matlab, Cryptography This is one of the encryption algorithm)

介绍Matlab在化工方面的数值计算应用，课件主要讲述化工领域非线性、线性方程组的解法，插值、拟合和常见常微分方程的解法。(Introduced in the chemical aspects of Matlab numerical computing applications, courseware mainly about the chemical field of nonlinear, solution of linear equations, interpolation, fitting, and common ordinary differential equation solution.)

切比雪夫数字低通滤波器设计及与rememz对比(Chebyshev low-pass digital filter design)

说明：   二维空间中的多边形逼近算法 确定三个顶点a，b，c并且其函数值按从小到大排列( Two-dimensional space of polygons in the approximation algorithm)