giniCoef | R Documentation |
This function calculates a Gini coefficient based on a Receiver Operator Curve.
giniCoef(pred, act)
pred |
Logit/scores/probabilities to be compared against actuals |
act |
This should be a column containing outcomes in a boolean form either as a factor or number |
gini The coefficient
AUC
roc
giniChart
Other creditrisk:
giniChart()
,
logit.odd()
,
logit.prob()
,
odd.logit()
,
odd.prob()
,
prob.logit()
,
prob.odd()
,
scaledScore()
sampledata<- data.frame(val= rnorm(100) , outcome=rbinom(100,1,.8)) giniCoef(sampledata$val,sampledata$outcome)
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