mae: Mean Absolute Error (MAE)

In liver: "Eating the Liver of Data Science"

Mean Absolute Error (MAE)

Description

Computes mean absolute error.

Usage

mae(pred, actual, weight = 1, na.rm = FALSE)

Arguments

pred	a numerical vector of estimated values.
actual	a numerical vector of actual values.
weight	a numerical vector of weights the same length as pred.
na.rm	a logical value indicating whether NA values in pred should be stripped before the computation proceeds.

Value

the computed mean squared error (numeric value).

Author(s)

Reza Mohammadi [e-mail] and Kevin Burke [e-mail]

See Also

mse

Examples

pred   = c(2.3, -1.4, 0, 3.45)
actual = c(2.1, -0.9, 0, 2.99)
  
mae(pred, actual)

liver documentation built on Oct. 28, 2024, 5:07 p.m.