R performance()

1 개요

R performance()

• "Function To Create Performance Objects" → 성능 오브젝트를 생성하는 함수

library(ROCR)
data(ROCR.simple)
pred <- prediction( ROCR.simple$predictions, ROCR.simple$labels)
perf <- performance(pred,"tpr","fpr")
perf

library(ROCR)
data(ROCR.simple)
pred <- prediction( ROCR.simple$predictions, ROCR.simple$labels)
perf <- performance(pred,"tpr","fpr")
plot(perf)

library(ROCR)
data(ROCR.simple)
pred <- prediction( ROCR.simple$predictions, ROCR.simple$labels)
perf1 <- performance(pred, "prec", "rec")
plot(perf1)

library(ROCR)
data(ROCR.simple)
pred <- prediction( ROCR.simple$predictions, ROCR.simple$labels)
perf1 <- performance(pred, "sens", "spec")
plot(perf1)

2 같이 보기

• R prediction()
• R plot.performance()

3 참고

• https://www.rdocumentation.org/packages/ROCR/versions/1.0-1/topics/performance