function?[new_matrix_cellsnew_v]=border_control（matrix_cellsabvvmax）
%邊界條件，開口邊界，控制車輛出入
%出口邊界若頭車在道路邊界，則以一定概率0.9離去
n=length（matrix_cells）;
if?a==n
????rand（‘state‘sum（100*clock）*rand（1））;%定義隨機種子
????p_1=rand（1）;%產生隨機概率
????if?p_1<=1?%如果隨機概率小于0.9，則車輛離開路段，否則不離開
????matrix_cells（n）=0;
????v（n）=0;????
????end
end
%入口邊界泊松分布到達，1s內平均到達車輛數為q，t為1s
if?b>vmax
????t=1;
????q=0.25;
????x=1;
????p=（q*t）^x*exp（-q*t）/prod（x）;%1s內有1輛車到達的概率
???rand（‘state‘sum（100*clock）*rand（1））;
????p_2=rand（1）;
????if?p_2<=p?
???????m=min（b-vmaxvmax）;
???????matrix_cells（m）=1;
???????v（m）=m;????
????end
end
new_matrix_cells=matrix_cells;
new_v=v;?????

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

?????文件????????763??2009-03-31?08:58??NaSch_open\border_control.m

?????文件?????187600??2017-06-27?08:15??NaSch_open\data.txt

?????文件????????201??2009-03-30?13:49??NaSch_open\leadcarupdate.m

?????文件???????3633??2008-06-17?17:58??NaSch_open\NaSch_3.m

?????文件??????92672??2009-12-15?21:02??NaSch_open\NS.doc

?????文件????????174??2008-06-10?23:25??NaSch_open\randslow.m

?????文件????????337??2009-03-29?22:47??NaSch_open\roadstart.m

?????文件????????345??2017-06-29?14:29??NaSch_open\searchfrontcar.m

?????文件????????281??2009-03-29?22:15??NaSch_open\searchlastcar.m

?????文件????????242??2009-03-29?18:32??NaSch_open\searchleadcar.m

?????文件????????264??2009-03-29?21:39??NaSch_open\speedstart.m

?????文件???????4726??2008-06-19?11:27??NaSch_open\test.m

?????文件?????????50??2008-06-11?17:03??NaSch_open\新建?文本文檔.txt

?????目錄??????????0??2017-07-07?10:29??NaSch_open

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