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person:"Böhmer, Markus"
~language:"eng"
~person:"Contreras, Ivan"
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Search: subject_exact:"Ganzzahlige Programmierung"
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Ganzzahlige Optimierung
11
Integer programming
11
Heuristics
7
Heuristik
7
Betriebliche Standortwahl
5
Firm location choice
5
Hub-and-Spoke-Netzwerk
5
Hub-and-spoke network
5
Theorie
5
Theory
5
Mathematical programming
4
Mathematische Optimierung
4
Business network
3
Hub location
3
Scheduling problem
3
Scheduling-Verfahren
3
Tourenplanung
3
Unternehmensnetzwerk
3
Vehicle routing problem
3
Algorithm
2
Algorithmus
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Hub network design
2
Network design
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Operations Research
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Operations research
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Branch-and-bound
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Branch-and-price
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China
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Column generation
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Crew scheduling
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Cross-docking
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Discrete location
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Fixed-charge multicommodity network design
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Gesundheitsversorgung
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Health care
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Healthcare
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Hospital
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Hub-and-spoke networks
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Krankenhaus
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Lagrangian relaxation
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Böhmer, Markus
Contreras, Ivan
Wolsey, Laurence A.
36
Savelsbergh, Martin W. P.
31
Sawik, Tadeusz
27
Drexl, Andreas
22
Puerto, Justo
18
Lodi, Andrea
17
Boland, Natashia
16
Nemhauser, George L.
16
Cordeau, Jean-François
15
Laporte, Gilbert
15
Letchford, Adam N.
15
Speranza, Maria Grazia
15
Alvarez-Valdes, Ramon
14
Dey, Santanu S.
14
Ljubić, Ivana
14
Marín, Alfredo
14
Sinnl, Markus
14
Spieksma, Frits C. R.
14
Briskorn, Dirk
13
Labbé, Martine
13
Bektaş, Tolga
12
Gendron, Bernard
12
Jörnsten, Kurt O.
12
Melo, Rafael A.
12
Pessoa, Artur
12
Pisinger, David
12
Ribeiro, Celso C.
12
Cacchiani, Valentina
11
Coelho, Leandro C.
11
Desaulniers, Guy
11
Escudero, Laureano F.
11
Fernández, Elena
11
Hao, Jin-Kao
11
Iori, Manuel
11
Jans, Raf
11
Leitner, Markus
11
Monaci, Michele
11
Demeulemeester, Erik
10
El Hallaoui, Issmail
10
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European journal of operational research : EJOR
3
Computers & operations research : and their applications to problems of world concern ; an international journal
2
Annals of operations research ; volume 258, number 2 (November 2017)
1
Discussion papers in statistics and quantitative economics
1
INFORMS journal on computing : JOC
1
Journal of the Operational Research Society
1
Omega : the international journal of management science
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Transportation research / E : an international journal
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ECONIS (ZBW)
11
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1
The transit time constrained fixed charge multi-commodity network design problem
Hellsten, Erik
;
Koza, David Franz
;
Contreras, Ivan
; …
- In:
Computers & operations research : and their …
136
(
2021
),
pp. 1-18
Persistent link: https://www.econbiz.de/10012629612
Saved in:
2
Integrated physician and clinic scheduling in ambulatory polyclinics
Tohidi, Mohammad
;
Zanjani, Kazemi
;
Contreras, Ivan
- In:
Journal of the Operational Research Society
70
(
2019
)
2
,
pp. 177-191
Persistent link: https://www.econbiz.de/10012212008
Saved in:
3
A comparison of formulations and relaxations for cross-dock door assignment problems
Nassief, W.
;
Contreras, Ivan
;
Jaumard, Brigitte
- In:
Computers & operations research : and their …
94
(
2018
),
pp. 76-88
Persistent link: https://www.econbiz.de/10011825871
Saved in:
4
Exact solution of hub network design problems with profits
Alibeyg, Armaghan
;
Contreras, Ivan
;
Fernández, Elena
- In:
European journal of operational research : EJOR
266
(
2018
)
1
,
pp. 57-71
Persistent link: https://www.econbiz.de/10011811573
Saved in:
5
Formulations and approximation algorithms for multilevel uncapacitated facility location
Ortiz-Astorquiza, Camilo
;
Contreras, Ivan
;
Laporte, Gilbert
- In:
INFORMS journal on computing : JOC
29
(
2017
)
4
,
pp. 767-779
Persistent link: https://www.econbiz.de/10011772463
Saved in:
6
Exact and heuristic approaches for the cycle hub location problem
Contreras, Ivan
;
Tanash, Moayad
;
Vidyarthi, Navneet
-
2017
Persistent link: https://www.econbiz.de/10011778595
Saved in:
7
Hub network design problems with profits
Alibeyg, Armaghan
;
Contreras, Ivan
;
Fernández, Elena
- In:
Transportation research / E : an international journal
96
(
2016
),
pp. 40-59
Persistent link: https://www.econbiz.de/10011624056
Saved in:
8
Exact and heuristic algorithms for the design of hub networks with multiple lines
Martins de Sá, Elisangela
;
Contreras, Ivan
;
Cordeau, …
- In:
European journal of operational research : EJOR
246
(
2015
)
1
,
pp. 186-198
Persistent link: https://www.econbiz.de/10011341669
Saved in:
9
General network design : a unified view of combined location and network design problems
Contreras, Ivan
;
Fernández Muñoz, Elena
- In:
European journal of operational research : EJOR
219
(
2012
)
3
,
pp. 680-697
Persistent link: https://www.econbiz.de/10009526599
Saved in:
10
Minimizing the maximum travel time in a combined model of facility location and network design
Contreras, Ivan
;
Fernández, Elena
;
Reinelt, Gerhard
- In:
Omega : the international journal of management science
40
(
2012
)
6
,
pp. 847-860
Persistent link: https://www.econbiz.de/10009532240
Saved in:
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