mlr3measures (version 0.3.0)

rmse: Root Mean Squared Error

Description

Regression measure defined as $$\sqrt{\frac{1}{n}\sum _{i=1}^n{(t_i-r_i)}^2}.$$

Usage

rmse(truth, response, ...)

Arguments

truth

:: numeric() True (observed) values. Must have the same length as response.

response

:: numeric() Predicted response values. Must have the same length as truth.

...

:: any Additional arguments. Currently ignored.

Value

Performance value as numeric(1).

Meta Information

• Type: "regr"

• Range: $[0,\mathrm{\infty })$

• Minimize: TRUE

• Required prediction: response

See Also

Other Regression Measures: bias(), ktau(), mae(), mape(), maxae(), maxse(), medae(), medse(), mse(), msle(), pbias(), rae(), rmsle(), rrse(), rse(), rsq(), sae(), smape(), srho(), sse()

Examples

# NOT RUN {
set.seed(1)
truth = 1:10
response = truth + rnorm(10)
rmse(truth, response)
# }