Prof. Dr. Stefan Bock

 

Office: I.14.21

E-Mail: sbock{at}winfor.de

Phone: +49 (0) 202 439-2442

Fax: +49 (0) 202 439-3434

Office hours: Mondays, 4:00 pm - 5:30 pm
Appointment by email to the secretary necessary

Research focus:

  • Planning and control of assembly lines
  • Job Shop/Flow Shop Scheduling
  • Mass customization
  • Facility layout planning
  • Planning and control of transportation networks
  • Use of distributed computer architectures for combinatorial optimization

 

 

Curriculum Vitae

Year of birth: 1970

 

Habilitation:

September 17, 2003

Granting of the "venia legendi" for Business Administration 
Title of the professorial dissertation: "Echtzeitfähige Steuerung von Transportnetzwerken" ("Real-time control of freight forwarder transportation networks")

September 10, 2003

Oral examination to obtain the right to teach in the field of Business Administration
Doctorate

Conferral of a doctorate, (Dr. rer. pol.):

December 22, 1999

Title of the doctoral dissertation:“Modelle und verteilte Algorithmen zur Planung getakteter Fließlinien” ("Models and distributed algorithms for assembly line balancing")

Course of studies:

March, 1996

Diploma in Computer Science

Title of the diploma thesis: "Optimales Wormhole Routing im hochdimensionalen Torus" ("Optimal Wormhole Routing in a high-dimensional torus")
Supervision by Prof. Dr. Friedhelm Meyer auf der Heide and Prof. Dr. Christian Scheideler 

October 1991 - March 1996

Studies in Computer Science in combination with business administration as minor subject, University of Paderborn

March 2009 

Research visit at the CIRRELT of the University of Montréal in the department of Prof. Dr. Michel Gendreau

August, 2007 - October 1st, 2007

Research visit at Leonard N. Stern School of Business (New York University (NYU)) in the department of Prof. Dr. Pinedo

Since October, 2006

Professor of Business Computing and Operations Research, University of Wuppertal, Germany

March, 2006 - May, 2006

Research visit at Leonard N. Stern School of Business (New York University (NYU)) in the department of Prof. Dr. Pinedo

March, 2004 - October, 2006

Lecturer in Business Computing with main focus on distributed optimization of production and logistics networks, International Graduate School Dynamic Intelligent Systems at the University of Paderborn 

April, 2002 - March, 2004

Substitute lecturer in Business Computing with emphasis on distributed optimization of production and logistics networks, International Graduate School Dynamic Intelligent Systems at the University of Paderborn

January, 1997 - April, 2002

Scientific assistant at the chair of Business Administration, especially production management, University of Paderborn (Prof. Dr. Otto Rosenberg)

May, 1996 - December, 1996

Scientific assistant at the chair of Business Administration, especially production management, University of Paderborn (Prof. Dr. Otto Rosenberg)

October, 1993 - January, 1996

Student assistant at the chair of Business Administration, especially production management, University of Paderborn (Prof. Dr. Otto Rosenberg)

July, 1990 - June, 1991

Basic military service

June, 2012

Reviewer of the year 2011 of the Journal Business Research in the Department Operations and lnformation Systems

September, 2000

Ph.D. Thesis Award of the local entrepreneur organization “Unternehmensgruppe Ostwestfalen e.V.”

February, 1997

Award of the Computer Science Faculty of the University of Paderborn for the best diploma thesis in Computer Science

Monographs

  • Bock, S.: Echtzeitfähige Steuerung von Speditionsnetzwerken. Gabler DUV, Wiesbaden, 2004.
  • Bock, S.: Modelle und verteilte Algorithmen zur Planung getakteter Fließlinien. Gabler DUV, Wiesbaden, 2000.

Reviewed Proceedings and Journals

  • Bock, S.; Boysen, N.: Routing replenishment workers: The prize collecting traveling salesman problem in scattered storage warehouses. INFORMS Journal on Computing 36(1): 3-20, 2024. DOI: 10.1287/ijoc.2022.0173
  • Bock, S.: Vehicle routing for connected service areas - a versatile approach covering single, hierarchical, and bi-criteria objectives. European Journal of Operational Research 313(3): 905-925, 2024. DOI: 10.1016/j.ejor.2023.08.051
  • Schwerdfeger, S., Bock, S., Boysen, N., Briskorn, D.: Optimizing the electrification of roads with charge-while-drive technology. European Journal of Operational Research 299(3): 1111-1127, 2022. DOI: 10.1016/j.ejor.2021.08.045
  • Bachtenkirch, D., Bock, S.: Finding efficient make-to-order production and batch delivery schedules. European Journal of Operational Research 297(1): 133-152, 2022. DOI: 10.1016/j.ejor.2021.04.020
  • Bock, S.: Pro-Active Strategies in Online Routing. In: S. Srinivas et al. (eds.), Supply Chain Management in Manufacturing and Service Systems, International Series in Operations Research & Management Science 304. S. 205-239. Springer, 2021. ISBN: 978-3-030-69265-0. DOI: 10.1007/978-3-030-69265-0_8
  • Bock, S., Boysen, N.: Integrated real-time control of mixed-model assembly lines and their part feeding processes. Computers&Operations Research 132, Article 105344, 2021. DOI: 10.1016/j.cor.2021.105344
  • Bock, S.: Optimally solving a versatile Traveling Salesman Problem on tree networks with soft due dates and multiple congestion scenarios. European Journal of Operational Research 283(3): 863-882, 2020. DOI: 10.1016/j.ejor.2019.11.058
  • Bock, S., Klamroth, K.: Combining Traveling Salesman and Traveling Repairman Problems: A Multi-Objective Approach based on Multiple Scenarios. Computers&Operations Research 112, Article 104766, 2019. DOI: 10.1016/j.cor.2019.104766 
  • Göpfert, P.; Bock, S.: A Branch&Cut Approach to recharging and refueling infrastructure planning. European Journal of Operational Research 279(3), S.808-823, 2019. DOI: 10.1016/j.ejor.2019.06.031
  • Kuschel, T.; Bock, S.: Solving the Weighted Capacitated Planned Maintenance Problem and its variants. European Journal of Operational Research Vol 272(3), pp.847-858, 2019. DOI: 10.1016/j.ejor.2018.07.008 
  • Bock, S., Pütz, M.: Implementing Value Engineering Based on a Multidimensional Quality-Oriented Control Calculus within a Target Costing and Target Pricing Approach. International Journal of Production Economics Vol. 183(A), S.146-158, 2017. DOI: 10.1016/j.ijpe.2016.09.007
  • Bock, S.: Finding optimal tour schedules on transportation paths under extended time window constraints. Journal of Scheduling Vol 19(5), S.527-546, 2016. DOI: 10.1007/s10951-016-0481-1 
  • Ferrucci, F.; Bock, S.: Pro-active real-time routing in applications with multiple request patterns. European Journal of Operational Research Vol. 253(2), S.356-371, 2016. DOI: 10.1016/j.ejor.2016.02.01
  • Kuschel, T.; Bock, S.: The Weighted Uncapacitated Planned Maintenance Problem: Complexity and polyhedral properties. European Journal of Operational Research Vol 250(3), S.773-781, 2016. DOI: 10.1016/j.ejor.2015.10.038 
  • Ferrucci, F.; Bock, S.: A General Approach For Controlling Vehicle En-route Diversions in Dynamic Vehicle Routing Problems. Transportation Research Part B Methodological Vol.77, S.76-87, 2015. DOI: 10.1016/j.trb.2015.03.003
  • Bock, S.: Solving the Traveling Repairman Problem on a line with general processing times and deadlines. European Journal of Operational Research Vol. 244(3), S.690–703, 2015. DOI: 10.1016/j.ejor.2015.02.009
  • Bock, S., Isik, F.: A new two-dimensional performance measure in Purchase Order Sizing. International Journal of Production Research Vol. 53(16), S.4951-4962, 2015. DOI: 10.1080/00207543.2015.1005769
  • Ferrucci, F.; Bock, S.: Real-time Control of Express Pickup and Delivery Processes in a Dynamic Environment. Transportation Research Part B Methodological Vol.63, S.1-14, Mai 2014. DOI: 10.1016/j.trb.2014.02.001
  • Bock, S.; Klamroth, K.: Minimizing sequence-dependent setup costs in feeding batch processes under due date restrictions. Journal of Scheduling Vol. 16, S.479–494, 2013. DOI: 10.1007/s10951-013-0334-0
  • Ferrucci, F.; Bock, S.; Gendreau, M.: A pro-active real-time control approach for dynamic vehicle routing problems dealing with the delivery of urgent goods. European Journal of Operational Research Vol.225, S.130–141, 2013. DOI: 10.1016/j.ejor.2012.09.016
  • Boysen, N.; Bock, S.; Fliedner, M.: Scheduling of inventory releasing jobs to satisfy time-varying demand. Journal of Scheduling Vol. 16, S.185-198, 2013. DOI: 10.1007/s10951-012-0266-0
  • Bock, S.; Briskorn, D.; Horbach, A.: Scheduling Flexible Maintenance Activities subject to Job-Dependent Machine Deterioration. Journal of Scheduling Vol. 15 (5), S.565-578, 2012. DOI: 10.1007/s10951-011-0248-7 
  • Boysen, N.; Bock, S.: Scheduling Just-in-Time Part Supply for Mixed-Model Assembly Lines. European Journal of Operational Research Vol. 211, S. 15-25, 2011. DOI: 10.1016/j.ejor.2010.10.029 
  • Bock, S.; Pinedo, M.: A Decomposition Scheme for Single Stage Scheduling Problems. Journal of Scheduling Vol. 13, S. 203–212, 2010. DOI: /10.1007/s10951-010-0165-1
  • Bock, S.: Real-time control of freight forwarder transportation networks by integrating multimodal transports and multiple transport chains. European Journal of Operational Research Vol.200, S.733-746, 2010. DOI: 10.1016/j.ejor.2009.01.046
  • Bock, S.: Supporting Offshoring and Nearshoring Decisions for Mass Customization Manufacturing Processes. European Journal of Operational Research Vol. 184, S.490-508, 2008. DOI: 10.1016/j.ejor.2006.11.019
  • Ferrucci, F.; Bock, S.: Statische Analyse des Optimierungspotenzials einer Nachlieferungssteuerung für Tageszeitungen. Im begutachteten Tagungsband: Mattfeld, D.C.; Günther, H.-O.; Suhl, L.; Voß, S. (Hrsg.): Informations- und Kommunikationssysteme in Supply Chain Management, Logistik und Transport, S.137-152, Books on Demand GmbH, Norderstedt, 2008.
  • Bock, S.: Using Distributed Search Methods for Balancing Mixed-Model Assembly Lines in the Automotive Industry. OR Spectrum Vol. 30, S. 551-578, 2008. 
    DOI: 10.1007/s00291-006-0069-9.
  • Bock, S.; Hoberg, K.: Detailed Layout Planning for Irregularly-Shaped Machines with Transportation Path Design. European Journal of Operational Research Vol. 177, S.693-718, 2007. DOI: 10.1016/j.ejor.2005.11.011
  • Bock, S.; Rosenberg, O.; van Brackel, T.: Controlling mixed-model assembly lines in real-time by using distributed systems. European Journal of Operational Research Vol. 168, S.880-904, 2006. DOI: 10.1016/j.ejor.2004.07.035
  • Bock, S.: A new Mixed-Model Assembly Line Planning Approach for an efficient Variety Steering Integration. Im begutachteten Best Paper Sammelband des International Mass Customization Meeting (IMCM'05). Springer, S.187-210, 2006. DOI: 10.1007/0-387-32224-8_9
  • Bock, S.: Solving complex QAP-instances by a PC-LAN. In: Günther, H.-O.; Mattfeld, D.C.; Suhl, L.: Supply Chain Management und Logistik: Optimierung, Simulation, Decision Support, Physica, Heidelberg, S.531-552, 2005. DOI: 10.1007/3-7908-1625-6_25
  • Bock, S.; Rosenberg, O.: A new parallel breadth first tabu search technique for solving production planning problems. International Transactions in Operational Research (ITOR) Vol. 7(6), S.625-635, 2000. DOI: 10.1016/S0969-6016(00)00030-7 
  • Bock, S.; Meyer auf der Heide, F.; Scheideler, C.: Optimal wormhole routing in the (n,d)-Torus. In the reviewed Proceedings of the 11th International Parallel Processing Symposium (IPPS 1997), S.326-333, IEEE Computer Society Press, Los Alamitos, 1997. DOI: 10.1109/ipps.1997.580921

Further Proceedings

  • Bock, S., Böth, Th.: Quantitatives Controlling von Offshoring-Entscheidungen. In: Baumann, W., Braukmann, U., Matthes, W. (Hrsg.): Innovation und Internationalisierung: Festschrift für Norbert Koubek, S. 659-679, Gabler, Wiesbaden, 2010.
  • Bock, S.: Funktionales Qualitätscontrolling bei mehrdimensionalen Abhängigkeiten. In: Pütz, M., Böth, Th., Arendt, V. (Hrsg.): Controllingbeiträge im Spannungsfeld offener Problemstrukturen und betriebspolitischer Herausforderungen: Festschrift für Winfried Matthes, S. 55-83, EUL Verlag, Köln - Lohmar, 2008.
  • Bock, S.: Using Distributed Systems for an Efficient Real-Time Control of Mixed-Model Assembly Lines. In: Meyer auf der Heide, F.; Monien, B.: New Trends in Parallel & Distributed Computing, 121-131, HNI-Verlagsschriftenreihe, Paderborn, 2006.
  • Bock, S., Döring, A., van Brackel, T.: Controlling and Coordinating Supply Networks in Real-Time. In: Meyer auf der Heide, F.; Monien, B.: New Trends in Parallel & Distributed Computing, 214-224, HNI-Verlagsschriftenreihe, Paderborn, 2006.
  • Bock, S.: Planning flexible mixed-model assembly line layouts for an efficient handling of large-scale variant programs. Im Sammelband zum International Mass Customization Meeting (IMCM'05) in Klagenfurt, S.15-27, GITO Verlag, 2005.
  • Bock, S.; Dangelmaier, W.; Franke, H.: Einsatz wechselseitig asynchron und synchron kommunizierender Agenten in der Transportplanung. In: Dangelmaier, W.; Kaschula, D.; Neumann, J.: Supply Chain Management in der Automobil- und Zulieferindustrie, S.401-417, HNI-Verlagsschriftenreihe, Paderborn, 2004.
  • Bock, S.; Rosenberg, O.: An approach to strategic planning of product-variety. Proceedings of the European Applied Business Research Conference, Venedig, 2003.
  • Bock, S.; van Brackel, T.: Using distributed systems to control mixed-model assembly lines in realtime. In: Fleischmann, B.; Lasch, R.; Derigs, U.; Domschke, W.; Rieder, U. (Hrsg.): Operations Research Proceedings 2000 (SOR 2000), S.284-290, Springer, Berlin, 2001.
  • Bock, S.: Adaptive Steuerung komplexer Transportnetzwerke. In: Inderfurth, K.; Schenk, M.; Ziems, D. (Hrsg.): Tagungsband der 6. Magdeburger Logistik-Tagung: Logistik 2000plus: Herausforderungen, Trends, Konzepte, S. 51-62, Logisch, Magdeburg, 2000.
  • Bock, S.; Rosenberg, O.: Dynamic load balancing strategies for planning production processes in heterogeneous networks. In: Proceedings of the Conference of the Institute of Operations Research and Management Sciences (INFORMS 2000), S.951-955, Seoul, 2000.
  • Bock, S.; Rosenberg, O.: Supporting an efficient mass customization by planning adaptable assembly lines. In: Naghdy, F.; Kurfess, F.; Ogata, H.; Szczerbicki, E.; Bothe, H.; Tianfield, H. (Hrsg.): Proceedings of the International ICSC Congress on Intelligent Systems and Applications (ISA 2000), volume 2, S.944-951, ICSC Academic Press, Kanada / Schweiz, 2000.
  • Bock, S.; Rosenberg, O.: Adaptive Steuerung komplexer Produktionsabläufe. In: Dangelmaier, W.; Felser, W. (Hrsg.): Das reagible Unternehmen, S.425-435, HNI-Verlagsschriftenreihe, Paderborn, 2000.
  • Bock, S.: A new model for planning complex assembly lines in support of efficient mass customization. In: Inderfurth, K.; Schwödiauer, G.; Domschke, W.; Juhnke, F.; Kleinschmidt, P.; Wäscher, G. (Hrsg.): Operations Research Proceedings 1999 (SOR 1999), S.473-479, Springer, Berlin, 2000.
  • Bock, S.; Rosenberg, O.: A new distributed fault-tolerant algorithm for the Simple Assembly Line Balancing Problem. In: Kischka, P.; Lorenz, H.-W.; Derigs, U.; Domschke, W.; Kleinschmidt, P.; Möhring, R. (Hrsg.): Operations Research Proceedings 1997 (SOR 1997), S. 474-480, Springer, Berlin, 1998.

Academic Presentations

  • Bock, S.: Optimally solving the TSP on acyclic networks with soft due dates and multiple congestion scenarios. Vortrag bei der OR 2016 - International Conference on Operations Research in Hamburg, 2016.
  • Bock, S.: Finding robust schedules for inland shipping. Vortrag bei der WK OR Konferenz in Magdeburg, 2016.
  • Bock, S.: Finding optimal schedules for inland shipping. Vortrag bei der OR 2015 - International Conference on Operations Research in Wien, 2015.
  • Bock, S., Ferrucci, F.: Ein pro-aktiver Ansatz zur echtzeitfähigen Steuerung von Vehicle Routing Prozessen unter Nutzung multipler Profile. Vortrag bei der WK OR Konferenz in Hagen, 2015.
  • Bock, S.: Finding optimal tour plans of a cargo ship under deadline restrictions. Vortrag bei der IFORS Konferenz in Barcelona, 2014.
  • Bock, S.: An efficient exact solution approach for the Traveling Repairman Problem on a Line. Vortrag bei der EURO Konferenz in Rom, 2013.
  • Bock, S.: A new algorithm and complexity results for the Traveling Repairman Problem. Vortrag bei der GOR Konferenz in Hannover, 2012.
  • Bock, S., Klamroth, K.: Scheduling painting shops with due date restrictions. Vortrag bei der EURO Konferenz in Lissabon, 2010.
  • Bock, S., Klamroth, K.: Minimizing sequence-dependent setup costs under due date restrictions. Vortrag bei der EURO Konferenz in Bonn, 2009.
  • Bock, S.: Real-time Control of Long-Distance-JiT Mass Manufacturing processes. Vortrag beim Annual Meeting of the Institute for Operations Research and Management Sciences (INFORMS 2008), Washington, District of Columbia, 2008.
  • Bock, S.: Controlling Freight Forwarder Networks with Multiple Transshipments in Real-time. Vortrag beim Annual Meeting of the Institute for Operations Research and Management Sciences (INFORMS 2007), Seattle, Washington, 2007.
  • Bock, S., Pinedo, M.: A Decomposition Scheme for Scheduling Problems with Jobs that have Equal Processing Times. Vortrag beim Annual Meeting of the Institute for Operations Research and Management Sciences (INFORMS 2006), Pittsburgh, Pennsylvania, 2006.
  • Bock, S.: Providing Offshoring Decision Support for Mass Customized Manufacturing Processes. Vortrag beim Annual Meeting of the Institute for Operations Research and Management Sciences (INFORMS 2005), San Francisco, 2005.
  • Bock, S.: Verbessertes Mass Customization durch eine gezielte Integration von Komplexitätsmanagement und Leistungsabstimmung. Vortrag im offenen Programmteil der 67. Wissenschaftlichen Jahrestagung des Verbandes der Hochschullehrer für Betriebswirtschaft e.V. in Kiel, 2005.
  • Bock, S.: Funktionales Qualitätscontrolling bei mehrdimensionalen Abhängigkeiten. Vortrag im offenen Programmteil der 66. Wissenschaftlichen Jahrestagung des Verbandes der Hochschullehrer für Betriebswirtschaft e.V. in Graz, 2004.
  • Bock, S.; Hoberg, K.: A new approach for solving complex layout planning problems. Vortrag auf der Operations Research Tagung der GOR und der NGB, Tilburg, 2004.
  • Bock, S.: Real-time control of Transportation Networks. Vortrag auf der Operations Research Tagung der GOR, Heidelberg, 2003.
  • Bock, S.: Controlling production processes in real-time by continuously applied parallel optimization algorithms. Conference of the Institute for Operations Research and Management Sciences (INFORMS 2001), Wailea (Hawaii), 2001.
  • Bock, S.; Rosenberg, O.; Hoberg, K.: A new highest-ascent-mildest-descent approach using an intelligent reduced neighborhood to solve the Quadratic Assignment Problem. Conference of the Institute for Operations Research and Management Sciences (INFORMS 2001), Wailea (Hawaii), 2001.

Working Papers

  • Bock, S.: Real-time control of freight forwarder transportation networks. Paderborn, 2006.
  • Bock, S.; Pinedo, M.: A Decomposition Technique for Speeding Up Single Stage Scheduling Algorithms using Parallel Machines. Working Paper of the Stern School of Business, New York.
  • Bock, S.: Funktionales Qualitätscontrolling bei mehrdimensionalen Abhängigkeiten. Paderborn, 2005.
  • Bock, S.: Supporting long-term planning processes by distributed fault-tolerant Branch&Bound-procedures. Paderborn, 2005.

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