clear?all
close?all
clc
N?=?10^2;???%信號(hào)采樣個(gè)數(shù)
Pf?=?0.001;?%設(shè)定虛警概率
K?=?100;????%感知節(jié)點(diǎn)個(gè)數(shù)
a=2;????????%Path?loss?exponent
C=2;????????%Constant?losses
Crs?=?100???%Nodes
snr_bs_db=-10;
snr_bs?=?power（10snr_bs_db/10）;????%Linear?Snr
u?=?floor（60*rand（1Crs）+120）;??????%Random?distanse
d?=?sort（u）;
PL=C*（d.^-a）;???????????????????????%Path?loss
s_primary_pow?=?snr_bs/C*150^2;
snr_local?=?s_primary_pow*PL;

Np=10^3;?%統(tǒng)計(jì)循環(huán)次數(shù)
for?k?=?1:Crs
????lambda?=?norminv（1-Pfk*N*1sqrt（2*k*N）*1）;??%門(mén)限值??、
????U?=?0;S?=?0;
????????for?j?=?1:k
????????????????U?=?U+（1+snr_local（j））;
????????????????S?=?S+（1+snr_local（j））^2;
????????end
????d?=?0;
????Pd_th?=?1-normcdf（lambdaN*Usqrt（2*N*S））;?%檢測(cè)概率
????for?n?=?1:Np
????????for?m?=?1:k
????????????s（m:）?=?sqrt（snr_local（k））*randn（1

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----
?????文件????????1097??2013-10-17?14:08??co_ed.m
?????文件????????2556??2013-10-12?11:08??co_ed_and.m
?????文件????????2063??2013-10-17?13:04??co_ed_and_n.m
?????文件????????2472??2013-09-30?10:11??co_ed_and_or.m
?????文件????????2566??2013-09-30?09:26??co_ed_or.m
?????文件????????1364??2013-09-30?09:19??ed_N.m
?????文件????????4406??2013-09-27?15:10??ed_multichannel.m
?????文件????????2165??2013-09-27?15:26??ed_snr.m
?????文件????????1323??2013-09-30?09:00??ed_snr2.m
?????文件????????1361??2013-09-30?09:01??ed_snr3.m
?????文件????????1554??2013-10-16?16:16??single_node_multi_node.m