"specificity metric in r" Code Answer's
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specificity metric in r
Rocku0
on Oct 20, 2020
specificityMetric<- function (Actual, Predicted){
TP <- 0 # Actual normal point + Predicted normal point
FN <- 0 # Actual normal point + Predicted fault point
FP <- 0 # Actual fault point + predicted normal point
TN <- 0 # Actual fault point + Predicted fault point
for (i in 1:length(Actual)){
if (Actual[i]==1 & Predicted[i]==0){
FP=FP+1
}
if (Actual[i]==1 & Predicted[i]==1){
TN=TN+1
}
}
return ((TN)/(TN + FP))
}
print(specificityMetric( c(1,1,0,0,1,0,1,1,1,1), c(1,1,0,0,1,0,1,1,1,0) ))
classification accuracy metric in r
Rocku0
on Oct 20, 2020
ClassificationAccuracyMetric <- function (Actual, Predicted){
TP <- 0 # Actual normal point + Predicted normal point
FN <- 0 # Actual normal point + Predicted fault point
FP <- 0 # Actual fault point + predicted normal point
TN <- 0 # Actual fault point + Predicted fault point
for (i in 1:length(Actual)){
if (Actual[i]==0 & Predicted[i]==0){
TP=TP+1
}
if (Actual[i]==0 & Predicted[i]==1){
FN=FN+1
}
if (Actual[i]==1 & Predicted[i]==0){
FP=FP+1
}
if (Actual[i]==1 & Predicted[i]==1){
TN=TN+1
}
}
return ((TN + TP)/(TN + TP + FN + FP))
}
print(ClassificationAccuracyMetric( c(1,1,0,0,1,0,1,1,1,1), c(1,1,0,0,1,0,1,1,1,0) ))
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