%只考慮簇首能量和簇首多跳
clear;
r=75;
w1=0.3w2=0.1w3=0.6
xm?=?100;
ym?=?100;
sink.x=50;
sink.y=175;
n=100
T=zeros（1n）;
p=0.05;
packetLength?=4000;%數(shù)據(jù)包長度??
ctrPacketLength?=?100;%控制包長度
Eo?=?1;
ETX=50*0.000000001;
ERX=50*0.000000001;
Efs=10*0.000000000001;
Emp=0.0013*0.000000000001;
EDA=5*0.000000001;
INFINITY?=?999999999999999;
rmax=6000
do=sqrt（Efs/Emp）;
S（n+1）.xd=sink.x;
S（n+1）.yd=sink.y;
for?i=1:1:n
????S（i）.xd=rand（11）*xm;%坐標(biāo)
????XR（i）=S（i）.xd;
????S（i）.yd=rand（11）*ym;
????YR（i）=S（i）.yd;
????S（i）.G=0;
????S（i）.type=‘N‘;%普通節(jié)點(diǎn)
????S（i）.E=Eo;
????S（i）.ENERGY=0;
????S（i）.d=sqrt（（S（i）.xd-（S（n+1）.xd））^2?+?（S（i）.yd-（S（n+1）.yd））^2）;
????for?j=1:1:10
????????if?（j-1）*r????????????S（i）.TABLEID=j;
????????end
????end
end
countCHs=0;
rcountCHs=0;
cluster=1;
countCHs;
rcountCHs=rcountCHs+countCHs;
flag_first_dead=0;?
for?r=0:1:rmax?%主循環(huán)每次1輪
??r
??if（mod（r?round（1/p））==0）
?????for?i=1:1:n
????????S（i）.G=0;
????????S（i）.cl=0;
?????end
??end
dead=0;
packets_TO_BS=0;
packets_TO_CH=0;
PACKETS_TO_CH（r+1）=0;
PACKETS_TO_BS（r+1）=0;
for?i=1:1:n
?????if?（S（i）.E<=0）
???????dead=dead+1;
?????end
?????if?（S（i）.E>0）
????????S（i）.type=‘N‘;
?????end
end
if?（dead?==?n）%節(jié)點(diǎn)全部死亡退出循環(huán)
???break;
end
STATISTICS（r+1）.DEAD=dead;
DEAD（r+1）=dead;
if?（dead==1）
????if（flag_first_dead==0）
????????first_dead=r
????????flag_first_dead=1;
????end
end
for?c=1:1:5
????xiao（c）=INFINITY;
????for?i=1:1:n
????if（S（i）.E>0）
???????distance=sqrt（（S（i）.xd-（S（n+1）.xd））^2?+?（S（i）.yd-（S（n+1）.yd））^2）;%到sink的距離
??????W（i）=w1*（Eo-S（i）.E）+w2*T（i）+w3*distance;
?????if?（（S（i）.G）<=0）?%如果該節(jié)點(diǎn)在候選集合中
?????if?W（i）????????xiao（c）=W（i）;
????????C（c）.id?=?i;
????????W（i）=INFINITY;
????????S（i）.type?=?‘C‘;
????????S（i）.G=1;
????????C（c）.xd?=?S（i）.xd;
????????C（c）.yd?=?S（i）.yd;
????????C（c）.distance?=?distance;
????????C（c）.id?=?i;
????????X（c）=S（i）.xd;
????????Y（c）=S（i）.yd;
?????distanceBroad?=?sqrt（xm*xm+ym*ym）;
????????????if?（distanceBroad?>=do）
????????????????S（i）.E?=?S（i）.E-（ETX*ctrPacketLength?+?Emp*ctrPacketLength*（distanceBroad*distanceBroad*distanceBroad*distanceBroad））;%廣播自成為簇頭
????????????else
????????????????S（i）.E?=?S（i）.E-（ETX*ctrPacketLength?+?Efs*ctrPacketLength*（distanceBroad*distanceBroad））;?
????????????end
????????????packets_TO_BS?=?packets_TO_BS+1;
????????????PACKETS_TO_BS（r+1）?=?packets_TO_BS;
????????end????????
????end
end
i=i+1;
end
T（C（c）.id）=T（C（c）.id）+1;
end
for?c?=?1:1:cluster-1
????if?S（C（c）.id）.TABLEID~=1
????????for?k=S（C（c）.id）.TABLEID:（-1）:1
????????????for?j=1:1:cluster-1
????????????????if?S（C（c）.id）.TABLEID==k-1
???????????????????S（C（c）.id）.E=S（C（c）.id）.E-（ERX?+?EDA）*packetLength;
???????????????end
???????????end
???????end
???else
???????S（i）.E?=?S（i）.E-（（ETX+EDA）*packetLength+?Efs*packetLength*（distance*distance））;?
???end
end
for?i=1:1:n
???if?（S（i）.type==‘N‘?&S（i）.E>0）?%普通節(jié)點(diǎn)
?????min_dis=INFINITY;?
?????????min_dis_cluster?=?1;
??

?屬性????????????大小?????日期????時間???名稱
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?????文件???????5122??2010-12-03?14:08??c.m

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?????????????????5122????????????????????1