About
Dr. Lennart Zey
- In academia since 2014
- Akademischer Rat @Uni-Wuppertal (Link)
- Research focus: Operations Research, Scheduling, Dynamic Programming
- Freelance Consultat
Skills
- Java π΅π΅π΅π΅π΅π΅βͺ
- Python π΅π΅π΅π΅π΅βͺβͺ
- AstroJS / VueJS / TypeScript π΅π΅π΅π΅π΅βͺβͺ
- Photoshop π΅π΅π΅π΅π΅βͺβͺ
Interests
- π€ making things better
- β coffee
- π» programming (mostly Java and TypeScript sometimes Python)
- ποΈ Hiking
- π· all kinds of creative stuff
- π Reading (2025: 29 Books)
- π§βπ» new technologies (but not AI)
Why this site?
Hybris.
Publications
- Lennart Zey, Dirk Briskorn: Donβt let your breaks go to waste: The Waste-Performance-Tradeoff-Problem, European Journal of Operational Research.
- Nils Boysen, Dirk Briskorn, Benoit Montreuil, Lennart Zey (2025): The Ο-transportation problem: On the value of split transports for the Physical Internet concept, European Journal of Operational Research, Vol. 324, No. 2, pp 629-643.
- Dirk Briskorn, Nils Boysen, Lennart Zey (2025): Scheduling of e-commerce packaging machines: Blocking machines and their impact on the performance-waste tradeoff, Journal of Scheduling, Vol. 28, No. 1, pp 101-120.
- Constantin Waubert de Puiseau, Lennart Zey, Merve Demir, Hasan Tercan, Tobias Meisen (2023): On The Effectiveness Of Bottleneck Information For Solving Job Shop Scheduling Problems Using Deep Reinforcement Learning, Proceedings of the Conference on Production Systems and Logistics: CPSL 2023 - 2, pp. 738-749.
- Lennart Zey, Dirk Briskorn, Nils Boysen (2022): Twin-crane scheduling during seaside workload peaks with a dedicated handshake area, Journal of Scheduling, Vol. 25, No.1, pp 3-34.
- Dirk Briskorn, Lennart Zey (2020): Interference aware scheduling of triple-crossover-cranes, Journal of Scheduling, Vol. 23, No. 4, pp 465-485.
- Dirk Briskorn, Lennart Zey (2018): Resolving interferences of triple-crossover-cranes by determining paths in networks, Naval Research Logistics, Vol. 65, No. 6-7, pp 477-498.