Daouia, Abdelaati; Simar, Léopold - In: Journal of Multivariate Analysis 96 (2005) 2, pp. 311-331
This paper revisits some asymptotic properties of the robust nonparametric estimators of order-m and order-[alpha] quantile frontiers and proposes isotonized version of these estimators. Previous convergence properties of the order-m frontier are extended (from weak uniform convergence to...