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ORCIDMarlin W. Ulmer
Person information
- affiliation: University of Magdeburg, Germany
- affiliation (former): TU Braunschweig, Germany
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2020 – today
- 2024
[j39]R.-Julius O. Heitmann
, Ninja Soeffker, Frank Klawonn, Marlin W. Ulmer, Dirk C. Mattfeld:
Accelerating value function approximations for dynamic dial-a-ride problems via dimensionality reductions. Comput. Oper. Res. 167: 106639 (2024)- [j38]Daniel Cuellar-Usaquén, Marlin W. Ulmer, Camilo Gomez, David Álvarez-Martínez:
Adaptive stochastic lookahead policies for dynamic multi-period purchasing and inventory routing. Eur. J. Oper. Res. 318(3): 1028-1041 (2024) - [j37]Ninja Soeffker, Marlin W. Ulmer, Dirk C. Mattfeld:
Balancing resources for dynamic vehicle routing with stochastic customer requests. OR Spectr. 46(2): 331-373 (2024) - [j36]Charlotte Ackva, Marlin W. Ulmer:
Consistent routing for local same-day delivery via micro-hubs. OR Spectr. 46(2): 375-409 (2024) - [j35]Jarmo Haferkamp, Marlin W. Ulmer, Jan Fabian Ehmke:
Heatmap-Based Decision Support for Repositioning in Ride-Sharing Systems. Transp. Sci. 58(1): 110-130 (2024) - [j34]Marlin W. Ulmer, Justin C. Goodson, Barrett W. Thomas:
Optimal Service Time Windows. Transp. Sci. 58(2): 394-411 (2024) - [i5]Gal Neria, Florentin D. Hildebrandt, Michal Tzur, Marlin W. Ulmer:
The Restaurant Meal Delivery Problem with Ghost Kitchens. CoRR abs/2408.07417 (2024) - [i4]Jonas Stein, Florentin D. Hildebrandt, Barrett W. Thomas, Marlin W. Ulmer:
Learning State-Dependent Policy Parametrizations for Dynamic Technician Routing with Rework. CoRR abs/2409.01815 (2024) - 2023
- [j33]Florentin D. Hildebrandt, Barrett W. Thomas, Marlin W. Ulmer:
Opportunities for reinforcement learning in stochastic dynamic vehicle routing. Comput. Oper. Res. 150: 106071 (2023) - [j32]R.-Julius O. Heitmann, Ninja Soeffker, Marlin W. Ulmer, Dirk C. Mattfeld:
Combining value function approximation and multiple scenario approach for the effective management of ride-hailing services. EURO J. Transp. Logist. 12: 100104 (2023) - [j31]Xinwei Chen, Tong Wang, Barrett W. Thomas, Marlin W. Ulmer:
Same-day delivery with fair customer service. Eur. J. Oper. Res. 308(2): 738-751 (2023) - [j30]Alexander Bosse, Marlin W. Ulmer, Emanuele Manni, Dirk C. Mattfeld:
Dynamic priority rules for combining on-demand passenger transportation and transportation of goods. Eur. J. Oper. Res. 309(1): 399-408 (2023) - [j29]Nils Boysen, Stefan Schwerdfeger, Marlin W. Ulmer:
Robotized sorting systems: Large-scale scheduling under real-time conditions with limited lookahead. Eur. J. Oper. Res. 310(2): 582-596 (2023) - 2022
- [j28]Martin W. P. Savelsbergh, Marlin W. Ulmer:
Challenges and opportunities in crowdsourced delivery planning and operations. 4OR 20(1): 1-21 (2022) - [j27]Ninja Soeffker, Marlin W. Ulmer, Dirk C. Mattfeld:
Stochastic dynamic vehicle routing in the light of prescriptive analytics: A review. Eur. J. Oper. Res. 298(3): 801-820 (2022) - [j26]Xinwei Chen, Marlin W. Ulmer, Barrett W. Thomas:
Deep Q-learning for same-day delivery with vehicles and drones. Eur. J. Oper. Res. 298(3): 939-952 (2022) - [j25]Mor Kaspi, Tal Raviv, Marlin W. Ulmer:
Preface: Special issue on the future of city logistics and urban mobility. Networks 79(3): 251-252 (2022) - [j24]Mor Kaspi, Tal Raviv, Marlin W. Ulmer:
Directions for future research on urban mobility and city logistics. Networks 79(3): 253-263 (2022) - [j23]Marlin W. Ulmer, Alan L. Erera, Martin W. P. Savelsbergh:
Dynamic service area sizing in urban delivery. OR Spectr. 44(3): 763-793 (2022) - [j22]Florentin D. Hildebrandt, Marlin W. Ulmer:
Supervised Learning for Arrival Time Estimations in Restaurant Meal Delivery. Transp. Sci. 56(4): 1058-1084 (2022) - [j21]Rosemonde Ausseil, Jennifer A. Pazour, Marlin W. Ulmer:
Supplier Menus for Dynamic Matching in Peer-to-Peer Transportation Platforms. Transp. Sci. 56(5): 1304-1326 (2022) - [c4]Daniel Cuellar-Usaquén, Camilo Gomez, Marlin W. Ulmer, David Álvarez-Martínez:
Decision Support for Agri-Food Supply Chains in the E-Commerce Era: The Inbound Inventory Routing Problem with Perishable Products. MIC 2022: 436-448 - 2021
- [j20]Marlin W. Ulmer, Barrett W. Thomas, Ann Melissa Campbell, Nicholas Woyak:
The Restaurant Meal Delivery Problem: Dynamic Pickup and Delivery with Deadlines and Random Ready Times. Transp. Sci. 55(1): 75-100 (2021) - [i3]Florentin D. Hildebrandt, Barrett W. Thomas, Marlin W. Ulmer:
Where the Action is: Let's make Reinforcement Learning for Stochastic Dynamic Vehicle Routing Problems work! CoRR abs/2103.00507 (2021) - 2020
- [j19]Marlin W. Ulmer:
Horizontal combinations of online and offline approximate dynamic programming for stochastic dynamic vehicle routing. Central Eur. J. Oper. Res. 28(1): 279-308 (2020) - [j18]Marlin W. Ulmer, Justin C. Goodson, Dirk C. Mattfeld, Barrett W. Thomas:
On modeling stochastic dynamic vehicle routing problems. EURO J. Transp. Logist. 9(2): 100008 (2020) - [j17]Marlin W. Ulmer, Barrett W. Thomas:
Meso-parametric value function approximation for dynamic customer acceptances in delivery routing. Eur. J. Oper. Res. 285(1): 183-195 (2020) - [j16]Marlin W. Ulmer, Maciek Nowak, Dirk C. Mattfeld, Bogumil Kaminski:
Binary driver-customer familiarity in service routing. Eur. J. Oper. Res. 286(2): 477-493 (2020) - [j15]Yongjia Song, Marlin W. Ulmer, Barrett W. Thomas, Stein W. Wallace:
Building Trust in Home Services - Stochastic Team-Orienteering with Consistency Constraints. Transp. Sci. 54(3): 823-838 (2020) - [j14]Marlin W. Ulmer:
Dynamic Pricing and Routing for Same-Day Delivery. Transp. Sci. 54(4): 1016-1033 (2020) - [j13]Marlin W. Ulmer, Martin W. P. Savelsbergh:
Workforce Scheduling in the Era of Crowdsourced Delivery. Transp. Sci. 54(4): 1113-1133 (2020) - [i2]Xinwei Chen, Tong Wang, Barrett W. Thomas, Marlin W. Ulmer:
Same-Day Delivery with Fairness. CoRR abs/2007.09541 (2020)
2010 – 2019
- 2019
- [j12]Ninja Soeffker, Marlin W. Ulmer, Dirk C. Mattfeld:
Adaptive State Space Partitioning for Dynamic Decision Processes. Bus. Inf. Syst. Eng. 61(3): 261-275 (2019) - [j11]Jan Brinkmann, Marlin W. Ulmer, Dirk C. Mattfeld:
Dynamic Lookahead Policies for Stochastic-Dynamic Inventory Routing in Bike Sharing Systems. Comput. Oper. Res. 106: 260-279 (2019) - [j10]Marlin W. Ulmer, Sebastian Streng:
Same-Day delivery with pickup stations and autonomous vehicles. Comput. Oper. Res. 108: 1-19 (2019) - [j9]Marlin W. Ulmer, Barrett W. Thomas, Dirk C. Mattfeld:
Preemptive depot returns for dynamic same-day delivery. EURO J. Transp. Logist. 8(4): 327-361 (2019) - [j8]Marlin W. Ulmer:
Anticipation versus reactive reoptimization for dynamic vehicle routing with stochastic requests. Networks 73(3): 277-291 (2019) - [j7]Marlin W. Ulmer, Justin C. Goodson, Dirk C. Mattfeld, Marco Hennig:
Offline-Online Approximate Dynamic Programming for Dynamic Vehicle Routing with Stochastic Requests. Transp. Sci. 53(1): 185-202 (2019) - [j6]Marlin W. Ulmer, Barrett W. Thomas:
Enough Waiting for the Cable Guy - Estimating Arrival Times for Service Vehicle Routing. Transp. Sci. 53(3): 897-916 (2019) - [i1]Xinwei Chen, Marlin W. Ulmer, Barrett W. Thomas:
Deep Q-Learning for Same-Day Delivery with a Heterogeneous Fleet of Vehicles and Drones. CoRR abs/1910.11901 (2019) - 2018
- [j5]Marlin W. Ulmer, Ninja Soeffker, Dirk C. Mattfeld:
Value function approximation for dynamic multi-period vehicle routing. Eur. J. Oper. Res. 269(3): 883-899 (2018) - [j4]Marlin W. Ulmer, Barrett W. Thomas:
Same-day delivery with heterogeneous fleets of drones and vehicles. Networks 72(4): 475-505 (2018) - [j3]Marlin W. Ulmer, Dirk C. Mattfeld, Felix Köster:
Budgeting Time for Dynamic Vehicle Routing with Stochastic Customer Requests. Transp. Sci. 52(1): 20-37 (2018) - 2017
- [j2]Marlin W. Ulmer, Leonard Heilig, Stefan Voß:
On the Value and Challenge of Real-Time Information in Dynamic Dispatching of Service Vehicles. Bus. Inf. Syst. Eng. 59(3): 161-171 (2017) - [j1]Marlin W. Ulmer:
Delivery Deadlines in Same-Day Delivery. Logist. Res. 10(1): 3 (2017) - [c3]Marlin W. Ulmer:
Anticipation in Dynamic Vehicle Routing. OR 2017: 11-16 - 2016
- [c2]Marlin W. Ulmer, Stefan Voß:
Risk-Averse Anticipation for Dynamic Vehicle Routing. LION 2016: 274-279 - [c1]Ninja Soeffker, Marlin W. Ulmer, Dirk C. Mattfeld:
Problem-Specific State Space Partitioning for Dynamic Vehicle Routing Problems. MKWI 2016: 229-240
Coauthor Index
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