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NodeAccuracy.awk
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NodeAccuracy.awk
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BEGIN{
for (i = 0; i < nodes; ++i)
{
dropped["_"i"_"] = 0.0;
forwarded["_"i"_"] = 0.0;
attacker[i] = 0
#printf "%d", i
}
for(i=0;i<0.2*nodes;i++){
attacker[3*i+2] = 1
}
thresholdValue = 0.73;
}
{
#node = $3
if($1 == "D") {
dropped[$3] = dropped[$3] + 1;
#node = $3;
}
if($1 == "f"){
forwarded[$3] = forwarded[$3] + 1;
}
}
END{
#printf "%s", node
count = 0;
for (i = 0; i < nodes; ++i){
n = 7
#printf "%s", node
trust = (forwarded["_"i"_"]+n)/(forwarded["_"i"_"]+n+dropped["_"i"_"]+1)
#printf "%f ",trust
val2 = log(trust)/log(2.0)
#printf("%f ", val2)
val3 = log(1-trust)/log(2.0)
#printf("%f ", val3)
M = -1.0*trust*val2 - (1.0-trust)*val3;
#printf("%f ", M)
if (trust >=0.5 && trust<=1)
trustEntropy = 1-M;
else if (trust<=0.5&&trust>=0)
trustEntropy = M-1;
#printf("%f ",trustEntropy)
trustEntropy = (trustEntropy + 1)/2.0
#printf("%f ", trustEntropy)
if(trustEntropy<thresholdValue){
#printf("%d ", i)
if(attacker[i]==1) {
count++;
}
}
#printf("\n");
}
accuracy = (count/(0.2*nodes))*100;
printf "%d %f\n", nodes, accuracy
}