Wolfgang M. Hartmann

SAS for Data Analysis: Intermediate Statistical Methods

Wolfgang M. Hartmann, W. Hartmann, 2008 .

Computationally Expensive Methods in Statistics: An Introduction

Wolfgang M. Hartmann, 2004, PARA.

Computing the Moore-Penrose Inverse for the Covariance Matrix in Constrained Nonlinear Estimation

Wolfgang M. Hartmann, Robert E. Hartwig, 1996, SIAM J. Optim..

TASCA Commissioning Completed

Bettina Lommel, Dieter Ackermann, Birgit Kindler, 2008 .

Huber approximation for the non-linear l

Mustafa Ç. Pinar, Wolfgang M. Hartmann, M. Pinar, 2006, Eur. J. Oper. Res..

Dimension Reduction vs. Variable Selection

Wolfgang M. Hartmann, W. Hartmann, 2004, PARA.

Huber approximation for the non-linear ‘ 1 problem

Wolfgang M. Hartmann, Mustafa Ç. Pınar, W. Hartmann, 2005 .