clar {VUROCS}

Cumulative LGD Accuracy Ratio

Description

Calculates for a vector of realized categories y and a vector of predicted categories hx the cumulative LGD accuarcy ratio (CLAR) according to Ozdemir and Miu 2009.

Usage

clar(y, hx)

Arguments

y

a vector of realized values.

hx

a vector of predicted values.

Value

The function returns the CLAR for a vector of realized categories y and a vector of predicted categories hx.

References

Ozdemir, B., Miu, P., 2009. Basel II Implementation. A Guide to Developing and Validating a Compliant Internal Risk Rating System. McGraw-Hill, USA.

Examples

clar(rep(1:5,each=3),c(3,3,3,rep(2:5,each=3)))