gnet_init.zip_传染病_传染网络_无标度网络_网络 传染病_网络传染病

function [gnet_status]=gnet_init(matrix) %生成节点参数、属性矩阵，本文四个属性preferences;status of infection;time step of infection; death status; scale=length(matrix(1,:)); PT=0.34; %the preference probability of T PB=0.37; %the preference probability of B PN=0.29; %the preference probability of E PI=0.04; %the initial percentage of infection gnet_status=zeros(scale,4); %setup the status matrix. contains 4 cols which indicate: preferences;status of infection;time step of infection; death status; for i=1:scale j=rand(1); %set up the preference of each node. 1 for T Type, 2 for B Type, 3 for %E Type if j<PT gnet_status(i,1)=1; elseif j<PT+PB gnet_status(i,1)=2; else gnet_status(i,1)=3; end %set up the initial state of infection for each node. 1 for infected, 0 %for not infected. if j<PI gnet_status(i,2)=1; else gnet_status(i,2)=0; end %set up the initial value of Time Steps of Infection for each node. if gnet_status(i,2)==1 gnet_status(i,3)=1; else gnet_status(i,3)=0; end %set up the death status for each node. 0 for not dead, 1 for dead. gnet_status(i,4)=0; end return;