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publications
A large neighborhood search algorithm to optimize a demand-responsive feeder service
Published in Transportation Research Part C: Emerging Technologies, 2021
This paper proposes a large neighborhood search algorithm to optimize a demand-responsive feeder service, balancing efficiency and passenger convenience.
Recommended citation: Galarza Montenegro, et al. (2021). "A large neighborhood search algorithm to optimize a demand-responsive feeder service." Transportation Research Part C: Emerging Technologies, 127, 103102. https://doi.org/10.1016/j.trc.2021.103102
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A column generation algorithm for the demand-responsive feeder service
Published in Networks, 2022
This article introduces a column generation approach for optimizing the demand-responsive feeder service problem.
Recommended citation: Galarza Montenegro, et al. (2022). "A column generation algorithm for the demand-responsive feeder service." Networks, 80(3), 22095. https://doi.org/10.1002/net.22095
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A survey on demand-responsive public bus systems
Published in Transportation Research Part C: Emerging Technologies, 2022
This paper presents a comprehensive survey on demand-responsive public bus systems, reviewing models, algorithms, and practical applications. This was a joint work with other researchers as well.
Recommended citation: Vansteenwegen, et al. (2022). "A survey on demand-responsive public bus systems." Transportation Research Part C: Emerging Technologies, 137, 103573. https://doi.org/10.1016/j.trc.2022.103573
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The real-time dynamic online feeder service with a maximum headway at mandatory stops
Published in Transportmetrica A: Transport Science, 2023
This study examines a real-time dynamic feeder service with maximum headway constraints at mandatory stops.
Recommended citation: Galarza Montenegro, et al. (2023). "The real-time dynamic online feeder service with a maximum headway at mandatory stops." Transportmetrica A: Transport Science. https://doi.org/10.1080/23249935.2023.2227738
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A demand-responsive feeder service with a maximum headway at mandatory stops
Published in Networks, 2023
This paper presents a demand-responsive feeder service model incorporating maximum headway requirements at mandatory stops.
Recommended citation: Galarza Montenegro, et al. (2023). "A demand-responsive feeder service with a maximum headway at mandatory stops." Networks, 83(1), 22185. https://doi.org/10.1002/net.22185
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Towards the Goldilocks Zone of demand-responsive bus services
Published in 4OR, 2024
This PhD thesis abstract outlines the pursuit of optimal balance between neither too rigid nor too flexible services in demand-responsive bus service design.
Recommended citation: Bryan David Galarza Montenegro. (2024). "Towards the Goldilocks Zone of demand-responsive bus services." 4OR, 22. PhD Thesis Abstract. https://doi.org/10.1007/s10288-023-00546-4
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talks
34th Annual Conference of the Belgian Operations Research Society (ORBEL 34)
Published:
Presentation of research on a demand-responsive feeder system combining mandatory and clustered optional bus stops at ORBEL 34.
ORBEL 35 – Corona Sessions: Public Transportation
Published:
I gave a virtual presentation during the COVID 19 pandemic for ORBEL 35. The talk was about the modeling and optimizing a demand-responsive feeder service with a mix of mandatory and optional bus stops.
31st European Conference on Operations Research (EURO 2021)
Published:
Presentation of a large neighbourhood search algorithm designed to optimize a demand-responsive feeder service at EURO 31.
The Norwegian Operations Research Society (NORS 2021)
Published:
In NORS 2021, I gave a talk on integrating frequency constraints in demand-responsive feeder services with mandatory stops.
Latin Ibero-American Summer School On Operations Research (ELAVIO 2022)
Published:
The ELAVIO 2022 summer school for young OR researchers. I also gave a presentation on a feeder service with maximum headway constraints at mandatory stops.
14th Metaheuristics International Conference (MIC 2022)
Published:
In, MIC 2022, I gave a talk focusing on metaheuristics for optimizing a feeder service with maximum headway restrictions.
36th Annual Conference of the Belgian Operations Research Society (ORBEL 36)
Published:
Talk on dynamic feeder service models with maximum headway constraints to improve service quality at ORBEL 36.
XXI Latin Ibero-American Conference On Operations Research (CLAIO 2022)
Published:
Presentation of working paper about enhancing demand-responsive feeder services through maximum headway constraints at mandatory stops, at CLAIO 2022.
The 23rd Conference of the International Federation of Operational Research Societies (IFORS 2023)
Published:
At IFORS 23, I presented my research about a real-time dynamic online feeder service, highlighting maximum headway constraints at mandatory stops.
Beta Symposium 2025
Published:
Presentation about an applied case of Non-Emergency Medical Transportation (NEMT) at the 2025 Beta Symposium.
teaching
Teaching experience 1
Undergraduate course, University 1, Department, 2014
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Teaching experience 2
Workshop, University 1, Department, 2015
This is a description of a teaching experience. You can use markdown like any other post.