ape: Absolute Percent Error

Description Usage Arguments Details See Also Examples

Description

ape computes the elementwise absolute percent difference between two numeric vectors

Usage

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ape(actual, predicted)

Arguments

actual

The ground truth numeric vector.

predicted

The predicted numeric vector, where each element in the vector is a prediction for the corresponding element in actual.

Details

ape is calculated as (actual - predicted) / abs(actual). This means that the function will return -Inf, Inf, or NaN if actual is zero.

See Also

mape smape

Examples

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actual <- c(1.1, 1.9, 3.0, 4.4, 5.0, 5.6)
predicted <- c(0.9, 1.8, 2.5, 4.5, 5.0, 6.2)
ape(actual, predicted)

Example output

[1] 0.18181818 0.05263158 0.16666667 0.02272727 0.00000000 0.10714286

Metrics documentation built on May 1, 2019, 10:11 p.m.

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