MLmetrics (version 1.1.1)

MAPE: Mean Absolute Percentage Error Loss

Description

Compute the mean absolute percentage error regression loss.

Usage

MAPE(y_pred, y_true)

Value

Mean Absolute Percentage Error Loss

Arguments

y_pred

Estimated target values vector

y_true

Ground truth (correct) target values vector

Examples

data(cars)
reg <- lm(log(dist) ~ log(speed), data = cars)
MAPE(y_pred = exp(reg$fitted.values), y_true = cars$dist)