function?[peopleg]?=?nextstage（peoplegPPdnkTl）
%外圈不算（計算簡便）
Pe=zeros（nn）;????????????????%?t時刻（i?j）處的人為潛伏狀態時?其轉為SARS?患者的概率.
for?i=2:n-1
????for?j=2:n-1
????????%計算Pe
????????if（g（ij）<=12）
????????????Pe（ij）=exp（-k*（12-g（ij））./g（ij））;
????????else
????????????Pe（ij）=1;
????????end
????????%計算people，g
????????if（people（ij）==0）
????????????if（P（ij）>Pd（ij））
????????????????people（ij）=1;g（ij）=1;
????????????else
????????????????people（ij）=0;g（ij）=0;
????????????end
????????elseif（people（ij）==1）
????????????g（ij）=g（ij）+1;
????????????people（ij）=1+1*（rand????????elseif（people（ij）==2）
????????????if（g（ij）????????????????people（ij）=2;g（ij）=g（ij）+1;
????????????else
????????????????people（ij）=3;g（ij）=0;
????????????end
????????else
????????????people（ij）=3;g（ij）=0;
????????end
????end
end

end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????112??2020-02-01?20:26??Virus?Spread?Model\debug\debug1.m

?????文件??????92849??2020-02-01?20:32??Virus?Spread?Model\debug\debug1.png

?????文件???????1856??2020-02-01?23:09??Virus?Spread?Model\debug\debug2.m

?????文件????????913??2020-02-01?22:39??Virus?Spread?Model\nextstage.m

?????文件???????3193??2020-02-01?23:19??Virus?Spread?Model\spread.m

?????文件?????????20??2020-02-01?22:42??Virus?Spread?Model\直接運行spread即可.txt

?????目錄??????????0??2020-02-01?23:18??Virus?Spread?Model\debug

?????目錄??????????0??2020-02-01?23:19??Virus?Spread?Model

-----------?---------??----------?-----??----

????????????????98943????????????????????8