Concordance: Concordance

Description Usage Arguments Details Value Author(s) Examples

View source: R/Main.R

Description

Calculate concordance and discordance percentages for a logit model

Usage

1
Concordance(actuals, predictedScores)

Arguments

actuals

The actual binary flags for the response variable. It can take a numeric vector containing values of either 1 or 0, where 1 represents the 'Good' or 'Events' while 0 represents 'Bad' or 'Non-Events'.

predictedScores

The prediction probability scores for each observation. If your classification model gives the 1/0 predcitions, convert it to a numeric vector of 1's and 0's.

Details

Calculate the percentage of concordant and discordant pairs for a given logit model.

Value

a list containing percentage of concordant pairs, percentage discordant pairs, percentage ties and No. of pairs.

Author(s)

Selva Prabhakaran [email protected]

Examples

1
2
data('ActualsAndScores')
Concordance(actuals=ActualsAndScores$Actuals, predictedScores=ActualsAndScores$PredictedScores)

InformationValue documentation built on May 29, 2017, 11:57 a.m.