duoduixiang

k mean clustering in matlab

matlab simulink for automotiv suspension system.

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)

cs压缩感知里的 SP算法，包含说明文档和程序文档(The cs compression perception of the SP algorithm, including documentation and program documentation)

在matlab, 利用粒子群算法（PSO）实现函数极值优化(In matlab, using particle swarm optimization (PSO) to achieve function extreme optimization)

说明：  mean-shift 图像分割，效果不错(Mean shift image segmentation, good effect)

FIR滤波器设计程序，在MATLAB环境下实现FIR数字滤波器的设计(FIR filter design procedures, the MATLAB environment realize FIR digital filter design)

线性加速度法计算单自由度体系地震时程反应(Single degree of freedom linear acceleration method Seismic Response System)

this file is yee method to simulation of plane wave propagation

复杂网络参数求解，介数，度，最短路径，聚集系数等等(complex networks)