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stat.ME2014
Heteroscedastic semiparametric transformation models: estimation and testing for validity
Natalie Neumeyer, Hohsuk Noh, Ingrid Van Keilegom
In this paper we consider a heteroscedastic transformation model, where the transformation belongs to a parametric family of monotone transformations, the regression and variance f…
stat.ME2014
Hypotheses tests in boundary regression models
Holger Drees, Natalie Neumeyer, Leonie Selk
Consider a nonparametric regression model with one-sided errors and regression function in a general Hölder class. We estimate the regression function via minimization of the local…