Stefan Helber

Publication Activity (10 Years)

Years Active: 1998-2024
Publications (10 Years): 5

Top Topics

Automatically Detecting

Capacity Expansion

Decision Support

Planning Horizon

Top Venues

Int. J. Prod. Res.

Central Eur. J. Oper. Res.

Eur. J. Oper. Res.

Publications

Stefan Helber, Carolin Kellenbrink, Insa Südbeck
Evaluation of stochastic flow lines with provisioning of auxiliary material. OR Spectr. 46 (3) (2024)
Carolin Kellenbrink, Nicolas Nübel, André Schnabel, Philipp Gilge, Joerg R. Seume, Berend Denkena, Stefan Helber
A regeneration process chain with an integrated decision support system for individual regeneration processes based on a virtual twin. Int. J. Prod. Res. 60 (13) (2022)
Stefan Helber, Ton de Kok, Heinrich Kuhn, Michael Manitz, Andrea Matta, Raik Stolletz
Quantitative approaches in production management. OR Spectr. 41 (4) (2019)
Anja Wolter, Stefan Helber
Simultaneous production and maintenance planning for a single capacitated resource facing both a dynamic demand and intensive wear and tear. Central Eur. J. Oper. Res. 24 (3) (2016)
Carolin Kellenbrink, Stefan Helber
Scheduling resource-constrained projects with a flexible project structure. Eur. J. Oper. Res. 246 (2) (2015)
Stefan Helber, Florian Sahling, Katja Schimmelpfeng
Dynamic capacitated lot sizing with random demand and dynamic safety stocks. OR Spectr. 35 (1) (2013)
Katja Schimmelpfeng, Stefan Helber, Steffen Kasper
Decision support for rehabilitation hospital scheduling. OR Spectr. 34 (2) (2012)
Stefan Helber, Katja Schimmelpfeng, Raik Stolletz, Svenja Lagershausen
Using linear programming to analyze and optimize stochastic flow lines. Ann. Oper. Res. 182 (1) (2011)
Lisbeth Buschkühl, Florian Sahling, Stefan Helber, Horst Tempelmeier
Dynamic capacitated lot-sizing problems: a classification and review of solution approaches. OR Spectr. 32 (2) (2010)
Stefan Helber, Kirsten Henken
Profit-oriented shift scheduling of inbound contact centers with skills-based routing, impatient customers, and retrials. OR Spectr. 32 (1) (2010)
Florian Sahling, Lisbeth Buschkühl, Horst Tempelmeier, Stefan Helber
Solving a multi-level capacitated lot sizing problem with multi-period setup carry-over via a fix-and-optimize heuristic. Comput. Oper. Res. 36 (9) (2009)
Katja Schimmelpfeng, Stefan Helber
Application of a real-world university-course timetabling model solved by integer programming. OR Spectr. 29 (4) (2007)
Stefan Helber
Analysis of flow lines with Cox-2-distributed processing times and limited buffer capacity. OR Spectr. 27 (2-3) (2005)
Raik Stolletz, Stefan Helber
Performance analysis of an inbound call center with skills-based routing. OR Spectr. 26 (3) (2004)
Stefan Helber, Hanifa Jusic
A New Decomposition Approach for Non-Cyclic Continuous Material Flow Lines with a Merging Flow of Material. Ann. Oper. Res. 125 (1-4) (2004)
Stefan Helber, Karl-Heinz Waldmann
Editorial - Call Center Management. OR Spectr. 26 (3) (2004)
Stefan Helber
Approximate analysis of unreliable transfer lines with splits in the flow of material. Ann. Oper. Res. 93 (1-4) (2000)
Stefan Helber
Decomposition of unreliable assembly/disassembly networks with limited buffer capacity and random processing times. Eur. J. Oper. Res. 109 (1) (1998)