Metrics (version 0.1.4)

ll: Log Loss

Description

ll computes the elementwise log loss between two numeric vectors.

Usage

ll(actual, predicted)

Arguments

actual

The ground truth binary numeric vector containing 1 for the positive class and 0 for the negative class.

predicted

A numeric vector of predicted values, where the values correspond to the probabilities that each observation in actual belongs to the positive class

See Also

logLoss

Examples

# NOT RUN {
actual <- c(1, 1, 1, 0, 0, 0)
predicted <- c(0.9, 0.8, 0.4, 0.5, 0.3, 0.2)
ll(actual, predicted)
# }