Maximum-value-of-R-wave-detection

找出一个一维数组的周期 例如： 1 2 3 1 2 3 的周期为3 1 2 3 1 2 的周期也为3(Find a cycle such as one-dimensional array: 1 2 3 1 2 3 cycles to 3 1 2 3 1 2 cycles for 3)

该程序对信号进行时域分析，包括求有效值，画时域图形等(The program is the signal time-domain analysis, including seeking the valid values ​ ​ for paintings domain graphics)

matlab对EXCEL进行操作，包含xlswrite函数和xlsread函数。(matlab for EXCEL operation, including xlswrite functions and xlsread function.)

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)

《精通matlab GUI设计》可视化编程宝典丛书，书后例程，全书各章所有例程(" Mastering matlab GUI design" Visual Programming Books Collection, the book routines, all routines book chapters)

说明：  包含代码的基于元胞自动机的人员疏散对冲模拟文章(Cellular Automata-based Room Evacuation Simulation Paper with Code)

Simulink power phase lock loop

important filssssssss

ofdm系统源代码（包括qam调制、加噪、判决)(ofdm system modulation, noise, judgment)

用matlab实现的PCA算法，用于人脸检测和识别，人脸图像的特征提取(algorithm of PCA of face detection by matlab)