On polynomial estimators of frontiers and boundaries

Bandwidth choice for local polynomial estimation of smooth boundaries

Journal of Multivariate Analysis

L1-Optimal Nonparametric Frontier Estimation via Linear Programming

Automation and Remote Control

Methods for tracking support boundaries with corners

Journal of Multivariate Analysis

Frontier estimation via kernel regression on high power-transformed data

Journal of Multivariate Analysis

Frontier estimation with local polynomials and high power-transformed data

Journal of Multivariate Analysis

Frontier estimation with kernel regression on high order moments

Journal of Multivariate Analysis