zellip

巴特沃斯高通滤波matlab编程，很实用，(Butterworth high-pass filter Matlab programming, very useful, thank you)

用DTW算法实现语音信号的特征对齐，解决了发音长短不一的模板匹配问题(Aligned with the DTW algorithm to achieve the characteristics of the speech signal, and solve the problem of template matching the pronunciation of varying lengths)

qpsk 和 qam的完整仿真，非常详细(qpsk qam and the integrity simulation, very detailed)

LMS的搜索方法程序，实现自适应的快速的方法的实现。(The LMS search method program 1)

说明：  voiceprint声纹识别算法的实现MSR(speaker varification by I-Vector,)

本书使用MATLAB的基本语法莱实现算法，避免将所要实现的功能隐藏在函数之下，而让读者不知道是如何实现的。非常适合在校学习通信专业的本科生、研究生作为辅导资料。(This book to use MATLAB)

M=63 J=(M-1)/2 Wp=0.5*pi Ws=0.6*pi Np=100 Ns=100 weightp=1 weights=100 通带和阻带的加权系数 WpN=linspace(0,Wp,Np) WsN=linspace(Ws,pi-0.05,Ns) Wm=[WpN WsN] p=[ones(1,50),ones(1,50)/2] d=[p,zeros(1,Ns)] W=diag([weightp*ones(1,Np),weights*ones(1,Ns)]) C=cos(Wm*[0:J]) Q=diag(cos(Wm*0.5)) g=(W*Q*C)(W*d) g=g h=(g(J:-1:2)+g(J+1:-1:3))/4 h=[g(J+1)/4 h g(1)*0.5+g(2)/4] h=[h fliplr(h)] W=linspace(0,pi-0.1,512) H=freqz(h,1,W) plot(W/pi,20*log10(abs(H))) (filter design)

该源代码实现VTB算法的matlab程序，用MATLAB语言实现。(The source code for the realization of VTB algorithm matlab procedures, using MATLAB language.)

matlab中常用求插值、数据分析、微分方程组数值解m文件(err)

求解积分函数的列子，可以求sin的定积分和cos的定积分函数。(Liezi solution of the integral function, you can find the definite integral of sin and cos of the definite integral function.)