wass_R2 {WRI}

Compute Wasserstein Coefficient of Determination

Description

Compute Wasserstein Coefficient of Determination

Usage

wass_R2(wass_regress_res)

Arguments

wass_regress_res

an object returned by the wass_regress function

Value

Wasserstein R^2, the Wasserstein coefficient of determination

References

Frechet regression for random objects with Euclidean predictors, Alexander Petersen and Hans-Georg Müller, 2019

Examples

data(strokeCTdensity)
predictor = strokeCTdensity$predictors
dSup = strokeCTdensity$densitySupport
densityCurves = strokeCTdensity$densityCurve

res = wass_regress(rightside_formula = ~., Xfit_df = predictor,
Ymat = densityCurves, Ytype = 'density', Sup = dSup)
wass_r2 = wass_R2(res)