Skip to contents

Spearman's rho

Source: R/MeasureSimple.R
mlr_measures_regr.srho.Rd

Measure to compare true observed response with predicted response in regression tasks.

Details

Spearman's rho is defined as Spearman's rank correlation coefficient between truth and response. Calls stats::cor() with method set to "spearman".

Note

The score function calls mlr3measures::srho() from package mlr3measures.

If the measure is undefined for the input, NaN is returned. This can be customized by setting the field na_value.

Dictionary

This Measure can be instantiated via the dictionary mlr_measures or with the associated sugar function msr():

mlr_measures$get("regr.srho")
msr("regr.srho")

Parameters

Empty ParamSet

Meta Information

  • Type: "regr"

  • Range: \([-1, 1]\)

  • Minimize: FALSE

  • Required prediction: response

See also

Dictionary of Measures: mlr_measures

as.data.table(mlr_measures) for a complete table of all (also dynamically created) Measure implementations.

Other regression measures: mlr_measures_regr.bias, mlr_measures_regr.ktau, mlr_measures_regr.mae, mlr_measures_regr.mape, mlr_measures_regr.maxae, mlr_measures_regr.medae, mlr_measures_regr.medse, mlr_measures_regr.mse, mlr_measures_regr.msle, mlr_measures_regr.pbias, mlr_measures_regr.rmse, mlr_measures_regr.rmsle, mlr_measures_regr.sae, mlr_measures_regr.smape, mlr_measures_regr.sse