Wichert, Laura (contributor); Wilke, Ralf A. (contributor) - 2007
regressor should be specified as a linear, as a higher order polynomial or as a piecewise linear. Nonparametric estimators can …-Aalen type estimator. It is a Akritas (1994) type estimator which adapts the nonparametric conditional hazard rate estimator of … the nonparametric conditional hazard rate estimator of Beran (1981) to more typical data situations in applied analysis …