Professor and Chair, Industrial Engineering Department
Director, Center for Optimization and Applied Probability (COPA)


Contact information

e-mail: amedagli@uniandes.edu.co
Phone: +57(1)3394949 ext. 2881
Address: Of. ML-708
Departamento de Ingeniería Industrial
Universidad de los Andes
Carrera 1 Este # 19 A - 40
Bogotá, D.C., Colombia
P.O. Box: A.A. 4976
My profile @ Google Scholar
Andres Medaglia's Mendeley page

Teaching

Courses

Office Hours


Research Interests

Design, development, and application of optimization models and solution techniques to:


Education


Journal Articles

  1. Abolghasem, S., Gómez-Sarmiento, J., Medaglia, A. L., Sarmiento, O. L., González, A. D., Díaz del Castillo, A., Rozo-Casas, Juan F., Jacoby, E. (2017). A Data Envelopment Analysis (DEA)-centric decision support system for evaluating Ciclovía-Recreativa (CR) programs in the Americas. Socio-Economic Planning Sciences. In press.
  2. Sefair, J. A., Méndez, C. Y., Babat, O., Medaglia, A. L., Zuluaga, L. F. (2017). Linear solution schemes for mean-semivariance project portfolio selection problems: An application in the oil and gas industry. Omega. 68:39–48.
  3. Fontecha, J. E., Akhavan-Tabatabei, R., Duque, D., Medaglia, A. L., Torres, M. N., Rodríguez, J. P. (2016). On the preventive management of sediment-related sewer blockages: a combined maintenance and routing optimization approach. Water Science and Technology. 74 (2): 302–308.
  4. Gómez, A., Mariño, R., Akhavan-Tabatabaei, R., Mendoza, J. E., and Medaglia, A. L. (2016). On modeling stochastic travel and service times in vehicle routing. Transportation Science. 50(2): 27 – 641.
  5. Lozano, L., Duque, D., and Medaglia, A. L. (2016). An exact algorithm for the elementary shortest path problem with resource constraints. Transportation Science. 50(1):348–357.
  6. López-Santana, E., Akhavan, R., Dieulle, L., Labadie, N., and Medaglia, A. L. (2016). On the Combined Maintenance and Routing Optimization Problem. Reliability Engineering & System Safety. 145: 199–214.
  7. González, A., Dueñas-Osorio, L., Sánchez-Silva, M., and Medaglia, A. L. (2016). The interdependent network design problem for optimal infrastructure system restoration. Computer-Aided Civil and Infrastructure Engineering. 31(5):334–350.
  8. Duque, D., Lozano, L. and Medaglia, A. L. (2015). An exact method for the biobjective shortest path problem for large-scale road networks. European Journal of Operational Research. 242:788-797.
  9. Duque, D., Lozano, L. and Medaglia, A. L. (2015). Solving the Orienteering Problem with Time Windows via the Pulse Framework. Computers & Operations Research. 54:168-176.
  10. Walteros, J. L., Medaglia, A. L., and Riaño, G. (2015). Hybrid algorithm for route design on bus rapid transit systems. Transportation Science. 49(1):66-84.
  11. Bolívar, M. A., Lozano, L. and Medaglia, A. L. (2014). Acceleration Strategies for the Weight Constrained Shortest Path Problem with Replenishment. Optimization Letters. 8(8): 2155-2172.
  12. Lozano, A. J. and Medaglia, A. L. (2014). Scheduling of parallel machines with sequence-dependent batches and product incompatibilities in an automotive glass facility. Journal of Scheduling. 17(6):521-540.
  13. Akhavan-Tabatabaei, R., Bolívar, M. A., Hincapié, J. A., and Medaglia, A. L.. (2013). On the optimal parking lot subscription policy problem: a hybrid simulation-optimization approach. Annals of Operations Research. 222(1):29-44.
  14. Pillac, V., Guéret, C. and Medaglia, A. L.. (2013). A parallel matheuristic for the technician routing and scheduling problem. Optimization Letters. 7(7):1525-1535.
  15. Flórez, L., Castro-Lacouture, D. and Medaglia, A. L.. (2013). Sustainable workforce scheduling in construction program management. Journal of the Operational Research Society. 64(8):1169-1181.
  16. García-López, N. P., Sánchez-Silva, M., Medaglia, A. L., and Chateauneuf, A. (2013). An improved robust topology optimization approach using multiobjective evolutionary algorithms. Computers & Structures. 125:1-10.
  17. Villegas, J. G., Prins, C., Prodhon, C., Medaglia, A. L. and Velasco, N. (2013). A matheuristic for the truck and trailer routing problem. European Journal of Operational Research. 230(2):231-244.
  18. Pillac, V., Gendreau, M., Guéret, C. and Medaglia, A. L.. (2013). A review of dynamic vehicle routing problems. European Journal of Operational Research. 225(1):1-11. Note: Received the 2015 EJOR Best Paper Award - Review.
  19. Lozano, L. and Medaglia, A. L. (2013). On an exact method for the constrained shortest path problem. Computers & Operations Research. 40 (1):378-384.
  20. Pillac, V., Guéret, C. and Medaglia, A. L. (2012). An event-driven optimization framework for dynamic vehicle routing. Decision Support Systems. 54(1):414-423.
  21. Restrepo, M. I., Lozano, L., and Medaglia, A. L. (2012). Constrained network-based column generation for the multi-activity shift scheduling problem. International Journal of Production Economics. 140(1):466-472.
  22. Villegas, A. M., Medaglia, A. L. and Zuluaga, L. F. (2012). Computing bounds on the expected pay of Alternative Risk Transfer (ART) products. Insurance: Mathematics and Economics.51(2):271-281.
  23. Mendoza, J. E., Castanier, B., Guéret, C., Medaglia, A. L., Velasco, N. (2011). Constructive heuristics for the multi-compartment vehicle routing problem with stochastic demands. Transportation Science. 45(3):346-363.
  24. García-López, N. P., Sánchez-Silva, M., Medaglia, A. L., and Chateauneuf, A. (2011). A hybrid topology optimization methodology combining simulated annealing and SIMP. Computers and Structures. 89:1512-1522.
  25. Villegas, J. G., Prins, C., Prodhon, C., Medaglia, A. L., Velasco, N. (2011). A GRASP with evolutionary path relinking for the truck and trailer routing problem. Computers & Operations Research. 38:1319-1334.
  26. Feillet, D., Gendreau, M., Medaglia, A. L., Walteros, J. L. (2010). A note on branch-and-cut-and-price. Operations Research Letters. 38(5):346-353.
  27. Villegas, J. G., Prins, C., Prodhon, C., Medaglia, A. L., and Velasco, N. (2010). GRASP/VND and multi-start evolutionary local search for the single truck and trailer routing problem with satellite depots. Engineering Applications of Artificial Intelligence. 23(5), pp. 780-794.
  28. Mendoza, J. E., Castanier, B., Guéret, B., Medaglia, A. L. and Velasco, N. (2010). A memetic algorithm for the multi-compartment vehicle routing problem with stochastic demands. Computers & Operations Research. 37, pp. 1886-1898.
  29. Medaglia, A. L., Sefair, J. A. (2009). Optimizando la planeación en el sector público. EGOB: Revista de Asuntos Públicos (ISSN: 2027-2421). 3: 44-49.
  30. Castro-Lacouture, D., Sefair, J. A., Florez, L., and Medaglia, A. L.. (2009). Optimization model for the selection of materials using a LEED-based green building rating system in Colombia, Building and Environment, 44(6):1162-1170.
  31. Mendoza, J. E., Medaglia, A. L. and Velasco, N. (2009). An evolutionary-based decision support system for vehicle routing: the case of a public utility. Decision Support Systems, 46(3):730-742.
  32. Medaglia, A. L., Villegas, J. G. and Rodríguez-Coca, D. M. (2009). Hybrid biobjective evolutionary algorithms for the design of a hospital waste management network, Journal of Heuristics. 15(2):153-176.
  33. Rodríguez, J. E., Medaglia, A. L. and Coello-Coello, C.A. (2009). Design of a motorcycle frame using neuroacceleration strategies in MOEAs. Journal of Heuristics. 15(2): 177-196.
  34. Molano, A. M., Medaglia, A. L., Sarmiento, O. L., Sefair, J. A. (2009). Modelo de planeación de áreas urbanas para construir nuevos parques vecinales en Bogotá. Revista Planeación y Desarrollo, 39(2): 140-173.
  35. Medaglia, A. L., Hueth, D., Mendieta, J. C. and Sefair, J.A. (2008). Multiobjective Model for the Selection and Timing of Public Enterprise Projects. Socio-Economic Planning Sciences. 42(1):31-45.
  36. Gutiérrez, E. and Medaglia, A. L.. (2008). Labeling Algorithm for the Shortest Path Problem with Turn Prohibitions with Application to Large Scale Road Networks. Annals of Operations Research. 157(1): 169-182.
  37. Rodríguez-Coca, D. M. and Medaglia, A. L.. (2007). Configuración logística para tratamiento de residuos hospitalarios peligrosos. Revista de la Escuela Colombiana de Ingeniería, 68: 65-75.
  38. Santamaría, N., Medaglia, A. L., and Beltrán, H. F. (2007). The winner determination problem in divisible object auctions. The Engineering Economist. 52(2): 179-194.
  39. Castro-Lacouture, D., Medaglia, A. L. and Skibniewski, M. J. (2007). Supply chain optimization tool for purchasing decisions in B2B construction marketplaces. Automation in Construction. 16(5): 569-575.
  40. Medaglia, A. L., Graves, S. B., and Ringuest, J. L. (2007). Multiobjective evolutionary approach for linearly constrained project selection under uncertainty. European Journal of Operational Research. 179(3): 869-894.
  41. Medaglia, A. L., Cohen, M-d., and Castro-Lacouture, D. (2006). Optimizing B2B transactions using the Marketplace Competitive Analyzer. International Journal of Management Science and Engineering Management, 1(1):37-46.
  42. Villegas, J. G., Palacios, F., and Medaglia, A. L.. (2006). Solution methods for the bi-objective (cost-coverage) unconstrained facility location problem with an illustrative example. Annals of Operations Research. 147(1): 109-141.
  43. Medaglia, A. L. and Fang, S.-C. (2003). A genetic-based framework for solving (multi-criteria) weighted matching problems.. European Journal of Operational Research, 149(1): 77-101.
  44. Medaglia, A. L., Fang, S.-C., Nuttle, H. L. W., and Wilson, J. R. (2002). An efficient and flexible mechanism for constructing membership functions. European Journal of Operational Research, 139: 84-95.
  45. Medaglia, A. L., Fang, S.-C., and Nuttle, H. L. W. (2002). Fuzzy controlled simulation optimization. Fuzzy Sets and Systems. 127(1):65-84.
  46. Cohen, M-d., Kelly, C. B., and Medaglia, A. L. (2001). Decision support with Web-enabled software. Interfaces, 31(2):109-129.

Book Chapters

  1. Sefair, J. A., Molano, A., Medaglia, A. L., and Sarmiento, O. L. (2011). Locating neighborhood parks with a lexicographic multiobjective optimization method. In Community-Based Operations Research: Decision Modeling for Local Impact and Diverse Populations. Michael P. Johnson (Ed.). International Series in Operations Research & Management Science, Volume 167, Part 2, 143-171.
  2. Lozano, L., Medaglia, A. L., and Velasco, N. (2009). Generation of Pop-Rock Chord Sequences Using Genetic Algorithms and Variable Neighborhood Search. Lecture Notes in Computer Science. 5484, pp. 573-578.
  3. Peñaranda, A., Sarmiento, O. L., Medaglia, A. L., García, J. M., Aparicio, M. L., Barón, C., Rodríguez, J. H., Calderón, L., Tovar, S. and Satizábal, C. L. (2007). Factores predictivos en la percepción del habla en niños posimplante coclear. In Manual de Otorrinolaringología, cabeza y cuello. Augusto Peñaranda, Juan Manuel García y Martín Pinzón (Eds.). Actualidades Médico Odontológicas Latinoamérica C.A. (AMOLCA). ISBN: 980-6574-80-X.
  4. Medaglia, A. L., and Gutiérrez, E. (2006). JGA: An Object-Oriented Framework for Rapid Development of Genetic Algorithms. In Handbook of Research on Nature Inspired Computing for Economics and Management. Jean-Phillipe Rennard (Ed.). ISBN: 1-59140-984-5.
  5. Medaglia, A. L., and Gutiérrez, E. (2006). Applications of JGA to Operations Management and Vehicle Routing. In Handbook of Research on Nature Inspired Computing for Economics and Management. Jean-Phillipe Rennard (Ed.). ISBN: 1-59140-984-5.
  6. Medaglia, A. L., Gutiérrez, E., and Villegas, J.G. (2006). Solving Facility Location Problems using a Tool for Rapid Development of Multi-Objective Evolutionary Algorithms (MOEAs). In Handbook of Research on Nature Inspired Computing for Economics and Management. Jean-Phillipe Rennard (Ed.). ISBN: 1-59140-984-5.
  7. Medaglia, A. L. (2003). An evolutionary algorithm for project selection problems based on stochastic multiobjective linearly constrained optimization. Chapter in Graves, S. B. and Ringuest, J. L., Models and methods for project selection: concepts from management science, finance, and information technology. Boston: Kluwer Academic Publishers.

Technical Reports

  1. Pillac, V., Guéret, C., and Medaglia, A. L. (2012). On the dynamic Technician Routing and Scheduling Problem. Technical Report 12/5/AUTO, Ecole des Mines de Nantes, France.
  2. Pillac, V., Guéret, C., and Medaglia, A. L. (2012). A fast reoptimization approach for dynamic vehicle routing. Technical Report 12/6/AUTO, Ecole des Mines de Nantes, France.
  3. Pillac, V., Gendreau, M., Guéret, C., and Medaglia, A. L.. (2011). A review of dynamic vehicle routing problems. Technical Report CIRRELT - 2011- 62, Centre interuniversitaire de recherche sur les réseaux d’enterprise, la logistique et le transport (CIRRELT).
  4. Pillac, V., Guéret, C. and Medaglia, A. L. (2010). Dynamic Vehicle routing problems: state of the art and prospects. Technical Report 10/4/AUTO, Ecole des Mines de Nantes, France.
  5. Flórez, D. C., Walteros, J. L., Vargas, M. A., Medaglia, A. L., and Velasco, N. (2009). A mathematical programming approach to airline crew pairing optimization. Technical Report No.: COPA-2009-100. Universidad de los Andes.
  6. Sefair, J. A., Medaglia, A. L., Cohen, M.-d. (2008). Método de Puntaje Óptimo (MPO). Technical Report No.: COPA-2008-4. Universidad de los Andes.
  7. Mendoza, J. E., Castanier, B., Guéret, C., Medaglia, A. L., and Velasco, N. (2008). An instance generator for Vehicle Routing Problems with Stochastic Demands. Technical Report N: 08/01/AUTO. École des Mines de Nantes. France.
  8. Mendoza, J. E., Castanier, B., Guéret, C., Medaglia, A. L., and Velasco, N. (2008). Approximating the expected recursion cost on a Multi-Compartment Vehicle Routing Problem with Stochastic Demands. Technical Report N: 08/03/AUTO. École des Mines de Nantes. France.
  9. Sefair, J. A. and Medaglia, A. L. (2006). Project selection and timing under finite capacity resource constraints. Technical Report No.: COPA-2006-7. Universidad de los Andes.

Working papers

  1. Fontecha, J. E., Duque, D., Akhavan-Tabatabaei, R., Rodríguez, J. P., and Medaglia, A. L.. Combined maintenance and routing optimization for large-scale problems: Planning sewage cleaning in the city of Bogotá. Under review. .
  2. Duque, D. and Medaglia, A. L.. An exact method for the robust shortest path problem. Under review. .
  3. Pillac, V., Guéret, C., and Medaglia, A. L.. A fast reoptimization approach for the dynamic technician routing and scheduling problem. Under review.
  4. González, J. E., Lozano, L., Walteros, J. L., Feillet, D., and Medaglia, A. L.. Solving the bus rapid transit route design problem with general topologies via simultaneous column and cut generation. Working paper.
  5. García, A. F., Medaglia, A. L., Restrepo, M. I. and Fowler, J. W. Staff task assignment in healthcare centers. Working paper.
  6. Ramírez, M. A., Medaglia, A. L. and J. E. Mendoza. A column generation-based heuristic for two-dimensional cutting stock problems with variable dimensions. Working paper.
  7. Medaglia, A. L., Sefair, J. A. and Guaje, O. Mixed-integer programming formulations for correlated random vector generation. Working paper.

Other Professional Publications

  1. Sarmiento, O. L., Gómez, J., Medaglia, A. L., Southern, A., Fernandez, D., Jacoby, E. (2012). Bicis de Calidad: Indicadores de Evaluación para la Ciclovías Recreativas. Sponsored by: Pan American Health Organization (PAHO) and the Centers for Disease Control and Prevention (CDC).
  2. Cancela, H., García, A., Loiseau, I., and Medaglia, A. L. Preface of the Special Issue Dedicated to the XIII Latin-Ibero-American Conference on Operations Research (CLAIO 2006). Journal of Industrial and Management Optimization. 5(2): i-ii.
  3. Medaglia, A. L. Programación a gran escala: generación de columnas. Universidad de los Andes: Centro de Optimización y Probabilidad Aplicada. Reporte COPA 2008 - 5, 2008.
  4. Medaglia, A. L., Takahashi, S., Mejía, G., Gutiérrez, E., Hernández, J., Botero, R., & Sarmiento, M.C.. Producción modelo. Colombia Ciencia y Tecnología., 23 (3): 34-41, ISSN: 0120-5595, 2007.
  5. Medaglia, A. L. and Santamaría, N. DLP and Extensions: An Optimization Model and Decision Support System (Springer-Verlag, 2001.). Book review for the Journal of the Operational Research Society, 56 (12): 1452-1454, 2005.
  6. Medaglia, A. L.. Palm Enterprise Applications by Ray Rischpater (John Wiley & Sons, 2000). Book review for the Journal of the Operational Research Society, 55 (6): 679-680, 2004.

Invited Talks and Plenaries

  1. Medaglia, A. L., Sandoval, L. (2016). Integrando la Analítica en la Toma de Decisiones. 2da. Convención Latinoamericana de Analítica, Bogotá, Noviembre 2, 2016.
  2. Medaglia, A. L. (2016). Exploiting Network Structures on Engineering Design Problems. International Conference on OR for Development (ICORD), México City, June 9-10, 2016.
  3. Guaje, O., Medaglia, A. L., Sefair, J. (2016). A decomposition approach for correlated random vector generation. Column Generation 2016. Búzios, Brazil, May 22-25, 2016.
  4. Medaglia, A. L. (2015). Optimización combinada de mantenimiento y enrutamiento. III Encuentro Regional de Investigación de Operaciones – Revoluciona, Zarzal (Valle, Colombia), Noviembre 27, 2015.
  5. Medaglia, A. L.(2015). On the Combined Maintenance and Routing. Del and Beth Kimbler Lecture Series. Department of Industrial Engineering. University of South Florida, Tampa (USA), November 7th, 2015.
  6. Medaglia, A. L. (panelist). Panel Discussion: International Academic Career Opportunities. Co-chairs: Co-Chair: Shengfan Zhang and Raha Akhavan-Tabatabaei. INFORMS Annual Meeting. Phildelphia, Pennsylvania (U.S.A.), November 2nd, 2015.
  7. Medaglia, A. L. (2015). Solving hard shortest paths with the pulse algorithm: overview and recent advances. Department Seminar, Polytech Tours, Tours (France), May 21, 2015.
  8. Fontecha, J., Duque, D., Akhavan-Tabatabaei, R., Medaglia, A. L., Rodríguez, J. P. (2015). Combined maintenance-routing optimization: the case of a water utility. Network Optimization Workshop (NOW); La Rochelle (France), May 18-20, 2015.
  9. Medaglia, A. L. (2014). The pulse algorithm: a modular framework for hard shortest path variants. Plenary Session, Montréal, Canada, Optimization Days, May 5-7, 2014.
  10. Medaglia, A. L. (2013). Exploiting Network Structures on Transportation and Logistics Problems. Lecture. Pan-American Advanced Studies Institute (PASI) on Modeling, Simulation and Optimization of Globalized Physical Distribution Systems, Santiago, Chile. August 5-17, 2013. Supported by the US National Science Foundation (NSF) and the US Department of Energy (DOE).
  11. Amaya, C. A., Medaglia, A. L., Mendoza, J. E., Velasco, N., and Villegas, J. G. (2008). Avances en problemas de ruteo. Conferencia Plenaria. V Congreso Latinoamericano del Institute of Industrial Engineers (IIE)- Región Centro y Suramérica, Paipa, Colombia, Marzo 28-29, 2008.
  12. Amaya, C. A., Medaglia, A. L., Mendoza, J. E., Velasco, N., and Villegas, J. G. (2008). Ruteo de vehículos: casos de aplicación y software. II Encuentro Latinoamericano de Académicos de Ingeniería Industrial-ELAIN 2008, Lima, Perú, 2008 (videoconferencia).
  13. Sefair, J. A. and Medaglia, A. L. (2007). Modelos de selección y ordenamiento de proyectos de inversión. Plenaria en el Seminario Nacional: Optimización de la Cadena de Valor. UIS, Bucaramanga, Colombia.
  14. Zarama, R., Medaglia, A. L. and Félix, R. H. (2007). Industrial Engineering perspectives in Latin America. IIE Annual Conference and Expo, Nashville, U.S.A..
  15. Gutierrez, E., Hernandez, J., Takahashi, S., Botero, R., Sarmiento, M. C. and Medaglia, A. L. (2006). Motor de modelado para la programación de la producción. 3ra Conferencia Regional (Central and South America) del IIE, Bogotá, Colombia.
  16. Sarmiento, O. L., Peñaranda, A., Medaglia, A. L., Aparicio, M. L., Barón, C., García, J. M., Ramírez, I. C., Rodríguez, J. H., Perdomo, V. (2005). Modelo de percepción del habla en niños colombianos post-implante coclear. Invited talk at Academia Nacional de Medicina.
  17. Medaglia, A. L. (2005). Componentes de ruteo (urbano): algunas experiencias en Bogotá. 2da Conferencia Regional del IIE, Bogotá, Colombia.
  18. Medaglia, A. L., Mendieta, J. C., Sefair, J. A., and Hueth, D. (2004). Hacia una metodología formal de selección y ordenamiento de proyectos de inversión. Exposición plenaria dada en el 3er Congreso Internacional "Decisiones Efectivas, Nueva Tendencia de Gestión en la Excelencia Empresarial", Universidad Distrital, Bogotá, Colombia.
  19. Medaglia, A. L., Mendieta, J. C., Sefair, J. A., and Hueth, D. (2004). Selección y ordenamiento de proyectos en un plan de Inversión. Exposición plenaria dada en el I Congreso Región 16 del Institute of Industrial Engineering - Universidad Distrital, Bogotá, Colombia.

Conference Proceedings

  1. González, A. D., Dueñas-Osorio, L., Sánchez-Silva, M., and Medaglia, A. L. (2015). The computational complexity of probabilistic Interdependent Network Design Problems. International Conference on Applications of Statistics and Probability in Civil Engineering (12th : 2015). Vancouver, Canada.
  2. Gómez, A., Akhavan-Tabatabaei, R., Medaglia, A. L. , Mendoza, J. E. (2015). Phase-type distributions and their application to the vehicle routing problem with stochastic travel and service times. Odysseus - Sixth International Workshop on Freight Transportation and Logistics: pp. 67-70. Ajaccio (France).
  3. González, A., Sánchez-Silva, M., Dueñas-Osorio, L., and Medaglia, A. L. (2014). Mitigation Strategies for Lifeline Systems Based on the Interdependent Network Design Problem. Vulnerability, Uncertainty, and Risk (ICVRAM): pp. 762-771.
  4. González, A. D., Dueñas-Osorio, L., Medaglia, A. L., & Sánchez-Silva, M. (2013). Resource allocation for infrastructure networks within the context of disaster management. International Conference on Structural Safety and Reliability (ICOSSAR) (pp. 639-646). New York, USA.
  5. Pillac, V., Guéret, C. and Medaglia, A. L. (2012). On the Dynamic Technician Routing and Scheduling Problem. In Proceedings of the 5th International Workshop on Freight Transportation and Logistics (ODYSSEUS 2012), 509-512, Mikonos (Greece).
  6. Pillac, V., Guéret, C. and Medaglia, A. L. (2012). Route consistency vehicle routing: a bi-objective approach. ROADEF 2012, Angers (France).
  7. Flórez, L., Castro, D. and Medaglia, A. L. (2012). Maximizing labor stability as a sustainability performance indicator in project scheduling. Construction Research Congress 2012, pp.465-474, ISBN: 978-078441232-9.
  8. Lozano, A. J and Medaglia, A. L. (2011). Scheduling of parallel machines with sequence-dependent batches and product incompatibilities in an automotive glass facility. In Proceedings of the 5th Multidisciplinary International Conference on Scheduling: Theory and Applications (MISTA 2011), August 9-11, 2011, Phoenix, Arizona (USA), pp. 564-567.
  9. Villegas, J. G., Prins, C., Prodhon, C., Medaglia, A. L., and Velasco, N. (2011). Heuristic column generation for the truck and trailer routing problem. International Conference on Industrial Engineering and Systems Management IESM’2011. Metz (France). May 25-2, 2011.
  10. Flórez, L., Castro, D. and Medaglia, A. L. (2011). Program management optimization model using sustainability performance indicators. OR53, Nottingham (UK), Sept. 6-8, 2011.
  11. Pillac, V., Guéret, C. and Medaglia, A. L. (2011). On the technician routing and scheduling problem. Proceedings of the 9th Metaheuristics International Conference (MIC 2011), Udine (Italy), 675 - 678.
  12. Villegas, J. G., Prins, C., Prodhon, C., Medaglia, A. L. and Velasco, N. (2010). GRASP/VND with path relinking for the truck and trailer routing problem. TRISTAN VII, Tromsø (Norway), June 20-25, 2010.
  13. García-López, N. P., Sánchez-Silva, M., Medaglia, A. L. and Chateauneuf, A. (2010). An improved hybrid topology optimization approach coupling Simulated Annealing and SIMP (SA-SIMP). In Proceedings of the 9th World Congress on Computational Mechanics and 4th Asian Pacific Congress on Computational Mechanics. IOP Conference Series: Materials Science and Engineering. 10 012183, 2010.
  14. Medaglia, A. L. and Sefair, J. A. (2009). Generating correlated random vectors using mixed-integer programming. In Proceedings of the 2009 Industrial Engineering Research Conference (IERC). Miami, U.S.A.
  15. Villegas, J. G., Medaglia, A. L., Prins, C., Prodhon, C., and Velasco, N. (2009). GRASP/Evolutionary Local Search Hybrids for a Truck and Trailer Routing Problem. VIII Metaheuristic International Conference (MIC), Hamburg, Germany.
  16. Mendoza, J. E., Castanier, C., Guéret, C., Medaglia, A. L., and Velasco, N. (2009). A simulation-based MOEA for the multi-compartment vehicle routing problem with stochastic demands. VIII Metaheuristic International Conference (MIC), Hamburg, Germany.
  17. Villegas, J. G., Prins, C., Prodhon, C., Medaglia, A. L., and Velasco, N. (2009). Metaheuristics for a truck and trailer routing problem. CORAL 2009: III Combinatorial Optimization, Routing and Location Meeting, Elche (Spain), June 10-12, 2009.
  18. Bernal, A., Ramírez, M. A., Castro, H., Walteros, J. L., Medaglia, A. L. (2009). JG2A: A Grid-Enabled Object-Oriented Framework for Developing Genetic Algorithms. In Proceedings of the 2009 IEEE Systems and Information Engineering Design Symposium (SIEDS), pp. 67-72.
  19. Sefair, J. A., Castro-Lacouture D., Medaglia, A. L. (2009). Material selection in building construction using optimal scoring method (OSM). Samuel T. Ariaratnam and Eddy M. Rojas (editors). In Proceedings of the 2009 Construction Research Congress, ASCE, Seattle, WA. pp. 1079-1086, ISBN: 978-0-7844-1020-2.
  20. Castro-Lacouture, D., Sefair J. A., Florez, L., Medaglia, A. L. (2009). Optimization model for the selection of materials using the LEED green building rating system. Samuel T. Ariaratnam and Eddy M. Rojas (editors). In Proceedings of the 2009 Construction Research Congress, ASCE, Seattle, WA. pp. 608-617, ISBN: 978-0-7844-1020-2.
  21. Mendoza, J. E., Castanier, B., Guéret, C., Medaglia, A. L., Velasco, N. (2008). A genetic algorithm for the multi-compartment vehicle routing problem with stochastic demands. In EU/MEeting 2008: Metaheuristics for Logistics and Vehicle Routing. Troyes, France.
  22. Vargas, M. A., Sefair, J., Walteros, J. L., Medaglia, A. L., Rivera, L. (2008). Car pooling optimization: a case study in Strasbourg (France). In Proceedings of the 2008 IEEE Systems and Information Engineering Design Symposium, pp. 89-94, ISBN: 1-4244-2366-8.
  23. Guardo, E., Castro, H., Bravo, G. y Medaglia, A. L.. (2007). Uso de tecnología grid en algoritmos de optimización evolutiva. In Conferencia Latinoamericana de Computación de Alto Rendimiento (CLCAR). ISBN: 978-958-708-299-9. Santa Marta, Colombia.
  24. Walteros, J. L., Riaño, G. and Medaglia, A. L.. (2007). A hybrid genetic algorithm for route design in a bus rapid transit system. In Proceedings of the 7th Metaheuristics International Conference (MIC), Montreal, Canada.
  25. Mendoza, J. E., Medaglia, A. L. and Velasco, N. M. (2007). Vehicle routing in a public utility: a decision support system with hybrid techniques. In Proceedings of the 7th Metaheuristics International Conference (MIC), Montreal, Canada.
  26. Zuluaga, A., Sefair, J. and Medaglia, A. L.. (2007). Model for the selection and scheduling of interdependent projects. In Proceedings of the 2007 IEEE Systems and Information Engineering Design Symposium.
  27. Gutiérrez, E., Medaglia, A. L., and Mejía, G. (2006). A Modeling framework and discrete-event based scheduler for flexible job shops. XIII Congreso Latino-Iberoamericano de Investigación de Operaciones (CLAIO), Montevideo, Uruguay.
  28. Medaglia, A. L., Villegas, J.G., and Rodríguez-Coca, D.M. (2006). Hybrid bi-objective evolutionary algorithms for the design of a hospital waste management network. XIII Congreso Latino-Iberoamericano de Investigación de Operaciones (CLAIO), Montevideo, Uruguay.
  29. Sefair, J. and Medaglia, A. L.. (2006). Selección y ordenamiento de proyectos de inversión con restricciones de recursos de capacidad finita. XIII Congreso Latino-Iberoamericano de Investigación de Operaciones (CLAIO), Montevideo, Uruguay.
  30. Segura, A., Castillo, M., Medaglia, A. L., and Castro, E. (2006). Optimización del proceso de asignación de turnos de acceso al sistema de elaboración de horarios vía Web en una universidad. XIII Congreso Latino-Iberoamericano de Investigación de Operaciones (CLAIO), Montevideo, Uruguay.
  31. Rodríguez, J.E., Medaglia, A. L., and Coello-Coello, C.A. (2006). Diseño del marco de una motocicleta con algoritmos evolutivos multiobjetivo y elementos finitos. XIII Congreso Latino-Iberoamericano de Investigación de Operaciones (CLAIO), Montevideo, Uruguay.
  32. Mejía, G., Gutiérrez, E., Medaglia, A. L.. (2006). A framework for integrating shop floor modeling and scheduling applications: an illustrative case, Proceedings of the Third International Conference on Production Research- Americas’ Region (ICPR-AM06) (CD-ROM), Curitiba, Brazil.
  33. Gutiérrez E. Botero, R., Hernández J., Takahashi S., Medaglia A. L.. (2006). An Object Oriented Modeling Engine of Manufacturing Systems, Proceedings of the Third International Conference on Production Research - Americas’ Region (ICPR-AM06) (CD-ROM), Curitiba, Brazil.
  34. Pedraza, F., García, A. and Medaglia, A. L.. (2006). Efficient coverage algorithms for wireless sensor networks. Ellen J. Bass, (editor). In Proceedings of the 2006 Systems and Information Engineering Design Symposium.
  35. Sefair, J. A. and Medaglia, A. L.. (2005). Towards a model for selection and scheduling of risky projects. Ellen J. Bass, (editor). In Proceedings of the 2005 Systems and Information Engineering Design Symposium.
  36. Rodríguez, J. E., Medaglia, A. L. and Casas, J. P. (2005). Approximation to the optimal design of a motorcycle frame using finite element analysis and evolutionary algorithms. Ellen J. Bass, (editor). In Proceedings of the 2005 Systems and Information Engineering Design Symposium.
  37. Gutiérrez, E., Medaglia, A. L., Forero, J. F. and Velásquez, J. C. (2004). Algoritmo de marcación para el problema de ruta más corta con prohibiciones de giro con aplicación a mallas viales reales de gran escala (Labeling algorithm for the shortest path problem with turn prohibitions with application to large scale road networks). Contributed talk given at XII Latin-Ibero-American Congress on Operations Research, La Habana, Cuba.
  38. Castro, E. and Medaglia, A. L.. (2004) Heurística basada en programación entera binaria para el problema de asignación de salones en una universidad ( Integer programming-based heuristic for university timetabling ). Contributed talk given at XII Latin-Ibero-American Congress on Operations Research, La Habana, Cuba.
  39. Medaglia, A. L. and Blanco, E. E. (1996). LIFCO - A SAS application for container information in the maritime cargo industry. Proceedings of the SAS Users Group International - SUGI 21st Annual Conference, pp. 970-974, Chicago, U.S.A..

Talks and Posters

  1. Fontecha, J. E., Akhavan-Tabatabaei, R., Duque, D., Rodriguez, J. P., Medaglia, A. L., (2016). Combined Maintenance and Routing Optimization for Large-scale Problems. INFORMS Annual Meeting. Nashville, Tennessee (U.S.A.).
  2. Huertas, J., Duque, D., Segura, E., Akhavan-Tabatabaei, R., Medaglia, A. L., (2016). Supporting Campus Evacuation Decisions Via Network Optimization. INFORMS Annual Meeting. Nashville, Tennessee (U.S.A.).
  3. González, A. D., Dueñas-Osorio, L., Medaglia, A. L., Sánchez-Silva, M., Schaefer, A. J. (2016). Stochastic Interdependent Network Design Problem. INFORMS Annual Meeting. Nashville, Tennessee (U.S.A.).
  4. Suárez, D., Duque, D., Akhavan-Tabatabaei, R., Gómez, C., Medaglia, A. L., (2016). An Optimization Model for Wildfire Suppression. INFORMS Annual Meeting. Nashville, Tennessee (U.S.A.).
  5. Medaglia, A. L., Akhavan-Tabatabaei, R., Duque, D., Fontecha, J. E., Rodriguez, J. P. (2015). Combined Maintenance-routing Optimization: The Case of a Water Utility. INFORMS Annual Meeting. Philadelphia, Pennsylvania (U.S.A.).
  6. Duque, D. & Medaglia, A. L. (2015). On the Robust Shortest Path Problem: A Pulse Algorithm Approach. INFORMS Annual Meeting. Philadelphia, Pennsylvania (U.S.A.).
  7. Gonzalez, A., Dueñas-Osorio, L., Medaglia, A. L. & Sánchez-Silva, M. (2015). Efficient Resilience Optimization of Interdependent Networks. INFORMS Annual Meeting. Philadelphia, Pennsylvania (U.S.A.).
  8. Mendoza, J. E., Akhavan-Tabatabaei, R. Medaglia, A. L., Ruiz, C. F. & Sarmiento, A. (2015). Route Evaluators for the Vehicle Routing Problem with Stochastic and Correlated Travel Times. INFORMS Annual Meeting. Philadelphia, Pennsylvania (U.S.A.).
  9. González, A. D., Dueñas-Osorio, L., Medaglia, A. L., and Sánchez-Silva, M. (2014). Enhanced component ranking based on the Interdependent Network Design Problem. Network Science (NetSci) Conference. Berkeley, CA, USA.
  10. Duque, D., Bolívar, M. A., Eslava, D. M. & Medaglia, A. L.(2014). Exploiting Underlying Network Structures to Solve the Crew Pairing Problem via the Pulse Framework. INFORMS Annual Meeting. San Francisco, California (U.S.A.).
  11. Gonzalez, A., Dueñas-Osorio, L., Medaglia, A. L. & Sanchez-Silva, M. (2014). Improving the Computational Efficiency of the Interdependent Network Design Problem MIP Model. INFORMS Annual Meeting. San Francisco, California (U.S.A.).
  12. Ruiz, C. F., Akhavan-Tabatabaei, R., Medaglia, A. L., Mendoza, J. E. & Sarmiento, A. (2014). Reliable Vehicle Routing Problems (RVRP) with Correlated Parameters. INFORMS Annual Meeting. San Francisco, California (U.S.A.).
  13. Bolívar, M. A., Akhavan-Tabatabaei, R., Medaglia, A. L., Ruiz, C. F. & Valencia, C. F. (2014). Revenue Management for Off-street Parking Lots. INFORMS Annual Meeting. San Francisco, California (U.S.A.).
  14. Akhavan-Tabatabaei, Lozano, L., R., Medaglia, A. L., Rodriguez, D. J. & Ruiz, C. F. (2014). Staffing under Uncertainty: The Case of Fast-food Industry. INFORMS Annual Meeting. San Francisco, California (U.S.A.).
  15. Bolívar, M., Lozano, L. and Medaglia, A. L. (2013). Acceleration Strategies for the Weight Constrained Shortest Path Problem with Replenishment. INFORMS Annual Meeting. Minneapolis, Minnesota (U.S.A.).
  16. Duque, D., Lozano, L. and Medaglia, A. L. (2013). An Exact Method for the Orienteering Problem with Time Windows. INFORMS Annual Meeting. Minneapolis, Minnesota (U.S.A.).
  17. Morales, R., Akhavan, R. and Medaglia, A. L. (2013). Location-allocation under Uncertainty Applied to Disaster Operations Management. INFORMS Annual Meeting. Minneapolis, Minnesota (U.S.A.).
  18. González, J. E., and Medaglia, A. L. (2013). Redesigning Routes in Bus Rapid Transit (BRT) Systems using Variable Neighborhood Search (VNS). INFORMS Annual Meeting. Minneapolis, Minnesota (U.S.A.).
  19. González, A., Gómez, C., Dueñas-Osorio, L., Sánchez-Silva, M. and Medaglia, A. L. (2013). The Effect of Surrogate Networks on the Interdependent Network Design Problem. INFORMS Annual Meeting. Minneapolis, Minnesota (U.S.A.).
  20. Lozano, L. and Medaglia, A. L. (2012). A column generation framework for routing problems with time windows. INFORMS Annual Meeting. Phoenix, Arizona (U.S.A.).
  21. Bravo, J. F., González, J. E., and Medaglia, A. L. (2012). On (re)designing routes for Bus Rapid Transit (BRT) systems. INFORMS Annual Meeting. Phoenix, Arizona (U.S.A.).
  22. Palacio, J. D., Barrios, M., Flórez, W., Londoño, M. A., Medaglia, A. L., Mejía, M., Ortíz, J. D., Sánchez, F., Sefair, J. A. (2012). Project selection and manpower planning in the Colombian Navy. INFORMS Annual Meeting. Phoenix, Arizona (U.S.A.).
  23. Brunal, S., Palacio, J. D., and Medaglia, A. L. (2012). Solving the Resource Investment Problem with time lags (RIP/max) via mixed integer programming. INFORMS Annual Meeting. Phoenix, Arizona (U.S.A.).
  24. Pillac, V., Guéret, C., Medaglia, A. L. (2012). A multiple plan approach for the Dynamic Technician Routing and Scheduling Problem. EURO 2012, Vilnius (Lithuania).
  25. González, J.E., Lozano, L., Walteros, J.L., Medaglia, A. L. (2012). Diseño de rutas para sistemas de buses de tránsito rápido. IX Congreso Regional IIE. Bogotá, Colombia. Marzo 15-17 de 2012.
  26. Rodríguez, D.J., Lozano, L., Akhavan-Tabatabaei, R., Medaglia, A. L. (2012). Scheduling food-delivery dispatchers under an uncertain environment. IX Congreso Regional IIE. Bogotá, Colombia. Marzo 15-17 de 2012.
  27. Ortíz, J. D., Palacio, J. D., Sefair, J. A., and Medaglia, A. L. (2012). Modelo multi-criterio para la selección y programación de proyectos en la Armada Nacional de Colombia (ARC). IX Congreso Regional IIE. Bogotá, Colombia. Marzo 15-17 de 2012.
  28. Londoño, M. A., Palacio, J. D., Sefair, J. A., and Medaglia, A. L. (2012). Modelo para la planeación de personal en la Armada Nacional de Colombia (ARC). IX Congreso Regional IIE. Bogotá, Colombia. Marzo 15-17 de 2012.
  29. Palacio, J. D., Sefair, J. A., and Medaglia, A. L. (2012). Modelos de selección y programación de proyectos con recursos limitados. IX Congreso Regional IIE. Bogotá, Colombia. Marzo 15-17 de 2012.
  30. Lozano, L. and Medaglia, A. L. (2012). The pulse algorithm: overview, key concepts and applications. IX Congreso Regional IIE. Bogotá, Colombia. Marzo 15-17 de 2012.
  31. Lozano, L. and Medaglia, A. L. (2011). A new exact algorithm for the elementary shortest path problem with resource constraints. INFORMS Annual Meeting. Charlotte, North Carolina (U.S.A.).
  32. Sefair, J. A., Medaglia, A. L., Méndez, C. Y., Zuluaga, L. F. (2011). Linear solution schemes for the mean-semivariance portfolio allocation model. INFORMS Annual Meeting. Charlotte, North Carolina (U.S.A.).
  33. González, J. E., Lozano, L., Walteros, J. L., and Medaglia, A. L. (2011). Solving the Bus Rapid Transit (BRT) route design problem with multiple corridors. INFORMS Annual Meeting. Charlotte, North Carolina (U.S.A.).
  34. Pillac, V., Guéret, C., Medaglia, A. L. (2011). A dynamic approach for the vehicle routing problem with stochastic demands. ROADEF 2011, St Etienne (France).
  35. Villegas, J. G., Prins, C., Prodhon, C., Medaglia, A. L., and N. Velasco. (2011). A matheuristic for the truck and trailer routing problem. Route 2011. Sitges (Spain) May 31-June 3, 2011.
  36. Villegas, J. G., Medaglia, A. L., Prins, C., Prodhon, C. and Velasco, N. (2010). Solving the truck and trailer routing problem with a route-first, cluster-second framework. ALIO/INFORMS Joint International Meeting, Buenos Aires (Argentina), June 6-9, 2010.
  37. Palacio, J. D., Sefair, J. A., and Medaglia, A. L. (2010). A MIP-based approach to the Multi-Mode Resource Constrained Project Scheduling Problem with time lags (MRCPSP/max). ALIO/INFORMS Joint International Meeting, Buenos Aires (Argentina), June 6-9, 2010.
  38. Lozano, L. and Medaglia, A. L. (2010). The pulse algorithm: a new method for the shortest path problem with resource constraints. ALIO/INFORMS Joint International Meeting, Buenos Aires (Argentina), June 6-9, 2010.
  39. Pillac, V., Guéret, C., Medaglia, A. L. (2010). Solving the Vehicle Routing Problem with Stochastic Demands with a Multiple Scenario Approach. ALIO/INFORMS Joint International Meeting, Buenos Aires (Argentina), June 6-9, 2010.
  40. Ramírez, M. A., Medaglia, A. L., and Mendoza, J. E. (2010). On the 2D cutting stock problem with variable dimensions via column generation. ALIO/INFORMS Joint International Meeting, Buenos Aires (Argentina), June 6-9, 2010.
  41. Mendoza, J. E., Castanier, B., Guéret, C., Medaglia, A. L., and Velasco, N. (2010). New constructive heuristics for the multi-compartment vehicle routing problem with stochastic demands. ALIO/INFORMS Joint International Meeting, Buenos Aires (Argentina), June 6-9, 2010.
  42. Díaz, Diana M., Pérez, L. M., Takahashi, S., Medaglia, A. L. (2010). GOLD+: a domain specific language for graphs. ALIO/INFORMS Joint International Meeting, Buenos Aires (Argentina), June 6-9, 2010.
  43. Sefair, J. A., Medaglia, A. L., Peña, C., Pérez, L. M., Navarrete, J. S. (2010). A recommender system for carpooling based on the optimal scoring method. ALIO/INFORMS Joint International Meeting, Buenos Aires (Argentina), June 6-9, 2010.
  44. Palacio, J. D., Sefair, J. A., Medaglia, A. L. (2010). Una aproximacion al problema de programación de proyectos con recursos limitados y multiples modos (MRCPCP) basada en programación entera. 5th International Conference on Production Research, ICPR – Americas, Bogotá (Colombia), July 21-23, 2010.
  45. Restrepo, M. I. and Medaglia, A. L. (2010). Multi-activity shift scheduling problem: a column-generation approach. 5th International Conference on Production Research, ICPR – Americas, Bogotá (Colombia), July 21-23, 2010.
  46. Gómez, M., Walteros, J. L., and Medaglia, A. L. (2009). Towards the solution of the route design problem on bus rapid transit systems. INFORMS Annual Meeting. San Diego, California (U.S.A.).
  47. Walteros, J. L., Flórez, D., Vargas, M. A., and Medaglia, A. L. (2009). A hybrid approach to airline crew pairing optimization. INFORMS Annual Meeting. San Diego, California (U.S.A.).
  48. Sefair, J. A., Méndez, C. Y., and Medaglia, A. L. (2009). Linear approximation for portfolio semivariance. INFORMS Annual Meeting. San Diego, California (U.S.A.).
  49. Villegas, J. G., Prins, C., Prodhon, C., Medaglia, A. L., and Velasco, N. (2009). Metaheuristics for a truck and trailer routing problem. CORAL 2009: III Combinatorial Optimization, Routing and Location Meeting, Elche (Spain), June 10-12, 2009.
  50. Villegas, J. G., Prins, C., Prodhon, C., Medaglia, A. L., and Velasco, N. (2009). Vehicle routing with trailers. In 4ème Forum des doctorants de l’UTT. Troyes (France), May 13, 2009.
  51. Lozano, L., Medaglia, A. L., and Velasco, N. Generation of Pop-Rock Chord Sequences Using Genetic Algorithms and Variable Neighborhood Search. (2009). Evostar 2009. Eberhard Karls Universität, Tübingen (Germany), April 15-17, 2009.
  52. Sefair, J. A., Medaglia, A. L., and Castro-Lacouture, D. (2009). Construction project selection and scheduling under finite capacity resource constraints. IIE Annual Conference and Expo 2009, Miami, Florida. May 2009.
  53. Castro-Lacouture, D., Sefair J. A., Florez L., and Medaglia A. L. (2009). Optimization model for material selection using the LEED. IIE Annual Conference and Expo 2009, Miami, Florida. May 2009.
  54. Medaglia, A. L. and Sefair J. A. (2009). Generating correlated random vectors using mixed-integer programming. IIE Annual Conference and Expo 2009, Miami, Florida. May 2009.
  55. Medaglia, A. L., Cárdenas, J. C., Bocarejo, J. P., Sefair, J. A., Rodríguez, A., Salazar, C., Molina, A., Pérez, L. M., Jiménez, M. C., Peña, C. (2009). Portal VIAJE: carpooling en la Universidad de los Andes (VIAJE web portal: carpooling for Universidad de los Andes). Segunda Jornada de Proyectos con Tecnologías SIG (Second Meeting on GIS Technologies), Universidad de los Andes. November, 2009.
  56. Molano, A., Medaglia, A. L., and Sarmiento, O. L. (2008). Integrando SIG con optimización: modelo multiobjetivo para la localización de parques urbanos. Primera Jornada de Proyectos con Tecnologías de Sistemas de Información Geográfica. Universidad de los Andes (UASIG). Bogotá, Colombia.
  57. Castro, H., Dávila, J. A., Guardo, E., Medaglia, A. L., Ramírez, M. A., y Walteros, J. L. (2008). JG2A: Un marco de trabajo orientado a objetos para el desarrollo de algoritmos genéticos en ambientes grid.. XIV Congreso Latino Ibero Americano de Investigación de Operaciones (CLAIO). Cartagena, Colombia, 2008. pp. 93-94. ISBN: 978 958 825283-4.
  58. Molano, A., Medaglia, A. L., and Sarmiento, O. L. (2008). Modelo de localización de áreas urbanas para construir nuevos parques vecinales en Bogotá. XIV Congreso Latino Ibero Americano de Investigación de Operaciones (CLAIO). Cartagena, Colombia, 2008. pp. 116-116. ISBN: 978 958 825283-4.
  59. Castro-Lacouture, D., Sefair, J. A., Flórez, L. y Medaglia, A. L. (2008). Modelo de optimización para la selección de materiales de construcción en edificios verdes en Colombia usando un sistema basado en LEED. XIV Congreso Latino Ibero Americano de Investigación de Operaciones (CLAIO). Cartagena, Colombia, 2008. pp. 126-126. ISBN: 978 958 825283-4.
  60. González, J. J., Zuluaga, L. F., and Medaglia, A. L. (2008). A comparison of state-of-the-art techniques for robust portfolio allocation. XIV Congreso Latino Ibero Americano de Investigación de Operaciones (CLAIO). Cartagena, Colombia, 2008. pp. 51-51. ISBN: 978 958 825283-4.
  61. Mendoza, J. E., Guéret, C., Medaglia, A. L., Velasco, N., and Villegas, J. G. (2008). JCW: an object-oriented framework for the rapid development of vehicle routing heuristics based on savings. XIV Congreso Latino Ibero Americano de Investigación de Operaciones (CLAIO). Cartagena, Colombia, 2008. pp. 60-60. ISBN: 978 958 825283-4.
  62. Villegas, J. G., Medaglia, A. L., Mendoza, J. E., Prins, C., Prodhon, C. and, Velasco, N. (2008). A split-based framework for the vehicle routing problem. XIV Congreso Latino Ibero Americano de Investigación de Operaciones (CLAIO). Cartagena, Colombia, 2008. pp. 113-113. ISBN: 978 958 825283-4.
  63. Mendoza, J. E., Castanier, B., Guéret, C., Medaglia, A. L. and Velasco, N. (2008). Construction heuristics for the multi-compartment vehicle routing problem with stochastic demands. XIV Congreso Latino Ibero Americano de Investigación de Operaciones (CLAIO). Cartagena, Colombia, 2008. pp. 113-113. ISBN: 978 958 825283-4.
  64. Vargas, M. A., Sefair, J. A., Walteros, J. L., Medaglia, A. L., Rivera, L. (2008). Modelo de optimización para el problema de car pooling: una aplicación en Estrasburgo. XIV Congreso Latino Ibero Americano de Investigación de Operaciones (CLAIO). Cartagena, Colombia, 2008. pp. 66-66. ISBN: 978 958 825283-4.
  65. Sefair, J. A., Medaglia, A. L. and Cohen, M.-d. (2008). Optimal scoring method: an approximation to ranking with multiple criteria. IIE Annual Conference and Expo, Vancouver, Canada.
  66. Sefair, J. A., Mendez, C. Y. and Medaglia, A. L. (2008). Mean-semivariance model for project selection: An illustrative example in the oil and gas industry. IIE Annual Conference and Expo, Vancouver, Canada.
  67. Vargas, M. A., Sefair, J. A., Walteros, J. L., Medaglia, A. L. and Rivera, L. (2008). An optimization approach to car pooling: an application in Strasbourg (France). IIE Annual Conference and Expo, Vancouver, Canada.
  68. Medaglia, A. L., Mendoza, J., Prins, C., Velasco, N. and Villegas, J. G. (2008). A split-based evolutionary framework for vehicle routing. IIE Annual Conference and Expo, Vancouver, Canada.
  69. Molano, A. M., Medaglia, A. L. and Sarmiento, O. L. (2008). Integrating GIS with location models for siting urban parks. IIE Annual Conference and Expo, Vancouver, Canada.
  70. Castro-Lacouture, D., Sefair, J., Florez, L., Medaglia, A. L. (2008). Optimization model for the selection of materials using a LEED-based green building rating system in Colombia. Think Green Week. Brook Byers Institute for Sustainable Systems (ISS). Sustainability Poster Session. Georgia Institute of Technology. Atlanta, April 16, 2008.
  71. Mendoza, J. E., Medaglia, A. L. and Velasco, N. (2007). Design and implementation of a decision support system for vehicle routing in a public utility. IIE Annual Conference and Expo, Nashville, U.S.A..
  72. Gutiérrez, E., Medaglia, A. L., Takahashi, S. and Mejía, G. (2007). A modeling framework and discrete-event based scheduler for flexible job shops. IIE Annual Conference and Expo, Nashville, U.S.A..
  73. Castro, E., Sefair, J. and Medaglia, A. L. (2007). SAPS: A University decision support system for campus expansion planning. IIE Annual Conference and Expo, Nashville, U.S.A..
  74. Mendez, C. Y., Sefair, J. A. and Medaglia, A. L. (2007). Selección de proyectos en la industria del petróleo: una aproximación a la semivarianza. XII Escuela Latinoamericana de Verano en Investigación de Operaciones (ELAVIO), Petrópolis, Brazil.
  75. Walteros, J. L., Riaño, G. and Medaglia, A. L. (2007). Diseño de las rutas para un sistema de transporte masivo urbano. XII Escuela Latinoamericana de Verano en Investigación de Operaciones (ELAVIO), Petrópolis, Brazil.
  76. Mendoza, J. E., Medaglia, A. L. and Velasco, N. (2007). Diseño de un sistema de apoyo a la decisión para el ruteo de vehículos en una empresa de servicios públicos. XII Escuela Latinoamericana de Verano en Investigación de Operaciones (ELAVIO), Petrópolis, Brazil.
  77. Gutierrez, E., Botero, R., Hernandez, J., Takahashi, S., and Medaglia, A. L. (2006). Object-oriented modeling engine for scheduling systems. Seventeenth Annual Production and Operations Management Society (POMS) Conference, Boston, U.S.A..
  78. Mejía, G., Gutiérrez, E., and Medaglia, A. L. (2006). Integrating shop-floor modeling and a Petri-Net scheduler using an object-oriented modeling framework. Seventeenth Annual Production and Operations Management Society (POMS) Conference, Boston, U.S.A.
  79. García, G., Medaglia, A. L., and Riaño, G. (2005). Vehicle Routing and the effect of distance approximations in a grid-based city with numbered streets. INFORMS Annual Meeting, San Francisco, U.S.A.
  80. Rodríguez-Coca, D. M., Medaglia, A. L., and Villegas, J. G. (2005). Design of a hospital waste management network in the Department of Boyacá (Colombia). INFORMS Annual Meeting, San Francisco, U.S.A.
  81. Aristeguieta, O., Bratvold, R., Begg, S., and Medaglia, A. L. (2005). Improving oil and gas business performance through project portfolio optimization. INFORMS Annual Meeting, San Francisco, U.S.A.
  82. Gutiérrez, E. and Medaglia, A. L. (2005). MO-JGA: Una extensión de la herramienta JGA para problemas de optimización con múltiples objetivos: aplicación a un problema de localización de instalaciones. XI Escuela Latinoamericana de Verano en Investigación de Operaciones, Villa de Leyva, Colombia.
  83. Marentes, A., Medaglia, A. L., and Palacios, F. (2005). Aproximación con algoritmos evolutivos para el problema de selección de proyectos con restricciones lineales y variables binarias bajo ambientes de incertidumbre. XI Escuela Latinoamericana de Verano en Investigación de Operaciones, Villa de Leyva, Colombia.
  84. Castro, E. and Medaglia, A. L. (2005). Heurística basada en programación entera binaria para el problema de asignación de salones en una universidad. XI Escuela Lationamericana de Verano en Investigación de Operaciones, Villa de Leyva, Colombia.
  85. Santamaría, N., Medaglia, A. L., and Beltrán, F. (2005). Análisis del problema de determinación del ganador en subastas de objetos divisibles. XI Escuela Lationamericana de Verano en Investigación de Operaciones, Villa de Leyva, Colombia.
  86. Sefair, J. and Medaglia, A. L. (2005). Aproximación a la selección y ordenamiento de proyectos bajo un enfoque de incertidumbre. XI Escuela Lationamericana de Verano en Investigación de Operaciones, Villa de Leyva, Colombia.
  87. Medaglia, A. L., Graves, S. B., and Ringuest J. L. (2004). A multiobjective evolutionary approach for linearly constrained project selection under uncertainty. CORS/INFORMS Joint International Meeting, Banff, Canadá.
  88. Villegas, J. G., Palacios, F. and Medaglia, A. L. (2004). Unveiling the efficient frontier of a biobjective (cost-coverage) unconstrained location problem. CORS/INFORMS Joint International Meeting, Banff, Canadá.
  89. Arana, D. M., Medaglia, A. L., and Palacios , F. E. (2004). Hacia una aproximación de la frontera eficiente para el problema de ruta mínima biobjetivo. III Congreso Colombiano - I Conferencia Andina de Investigación de Operaciones (CCIO-2004), Cartagena, Colombia.
  90. Gutiérrez, E., Medaglia, A. L., Palacios , F. E., and Villegas, J. G. (2004). Un enfoque de algoritmos genéticos para un problema de localización de bodegas bi-objetivo con restricciones de capacidad. III Congreso Colombiano - I Conferencia Andina de Investigación de Operaciones (CCIO-2004), Cartagena, Colombia.
  91. Gutiérrez, E. and Medaglia, A. L. (2004). JGA: Una herramienta genérica para la solución de problemas de optimización basada en algoritmos evolutivos. III Congreso Colombiano - I Conferencia Andina de Investigación de Operaciones (CCIO-2004), Cartagena, Colombia.
  92. Medaglia, A. L., Mendieta, J. C., Sefair, J. A., and Hueth, D. (2004). Modelo de selección y ordenamiento de proyectos para la optimización de planes de inversión. III Congreso Colombiano - I Conferencia Andina de Investigación de Operaciones (CCIO-2004), Cartagena, Colombia.
  93. Santamaría, N., Beltrán, H. F., and Medaglia, A. L. (2003). An algorithm for divisible object auctions. INFORMS 2003 Annual Meeting, Atlanta, U.S.A.
  94. Medaglia, A. L., Kulkarni, R., Kelly, C. B., and Liao, Y. (2001). Web-enabled decision support systems. INFORMS 2001 Annual Meeting, Miami, U.S.A.
  95. Medaglia, A. L. and Blanco, E. E.. (1996). A decision support system for optimal ship routing in the maritime cargo industry. INFORMS 1996 Fall Meeting, Atlanta, U.S.A.
  96. Medaglia, A. L. and Blanco, E. E.. (1995). Optimal ship routing. XVIII System Engineering Workshop, Santiago, Chile.
  97. Medaglia, A. L. and Pardo, G. E. (1993). Modelo de programación entera binaria para la planeación de menús en el Hospital San ignacio de Bogotá. Concurso Nacional de los Mejores Trabajos de Grado – Expociencia 93, Bogotá D.C., Colombia.

Decision Support Systems and Software Libraries

  1. Medaglia, A. L. Medaglia, A. L., Cárdenas, J. C., Santamaría, N., Sefair, J. A., et al. Portal Viaje: Carpooling at Universidad de los Andes (Bogotá, Colombia).
  2. Medaglia, A. L., Gutiérrez, E., Mendoza, J. E., JGA and MO-JGA: A Java framework for single and multiobjective evolutionary programming.
  3. Mendoza, J. E., Guéret, C., Medaglia, A. L., Velasco, N. and Villegas, J. G.. JCW: an object-oriented framework for the rapid development of vehicle routing heuristics based on savings.
  4. Mendoza, J. E., Medaglia, A. L. and Velasco, N. RoutePlotter: MS Excel add-in for visualization and analysis of vehicle routes.
  5. Villegas, J. G., Medaglia, A. L., Prins, C., Prodhon, C., Velasco, N. jSplit: Split-based (route first, cluster second) framework for vehicle routing.
  6. Flórez, W., Palacio, J. D., Ortíz, J. D., Medaglia, A. L., Rojas, J., Pérez, L. M., Zarama, R.. Sistema de Información para la Planeación de la Inversión - SIPI. Armada República de Colombia (ARC).
  7. Flórez, W., Palacio, J. D., Londoño, M. A., Medaglia, A. L., Rojas, J., Pérez, L. M., Zarama, R.. Sistema de Información para la Programación del Personal - SIPP. Armada República de Colombia (ARC).

Editorial Service

  1. Journal of Industrial and Management Optimization. Associate editor (2005-2015) and guest co-editor on May 2009 Special Issue on CLAIO/Uruguay (2006).
  2. International Journal of Management Science and Engineering Management. Editorial board.
  3. International Journal of Information Systems and Supply Chain Management (IJISSCM). Editorial review board.
  4. The Open Operational Research Journal. Editorial advisory board (2007-2012).
  5. Revista Ingeniería y Universidad . Editorial committee.
  6. Decision Sciences Journal . Ad-hoc reviewer.
  7. Annals of Operations Research. Referee.
  8. ASME Journal of Dynamic Systems, Measurement and Control. Referee.
  9. Computational Statistics and Data Analysis. Referee.
  10. Computer-Aided Civil and Infrastructure Engineering. Referee.
  11. Computers and Operations Research. Referee.
  12. Decision Support Systems. Referee.
  13. Engineering Applications of Artificial Intelligence (EAAI). Referee.
  14. European Journal of Operational Research (EJOR). Referee.
  15. Fuzzy Optimization and Decision Making (FODM). Referee.
  16. IEEE Transactions on Systems, Man, & Cybernetics. Referee.
  17. INFORMS Journal on Computing. Referee.
  18. International Journal of Production Economics. Referee.
  19. Journal of Applied Mathematics & Decision Sciences (JAMDS). Referee.
  20. Journal of Civil Engineering and Management. Referee.
  21. Journal of Global Optimization. Referee.
  22. Journal of Heuristics. Referee.
  23. Journal of Multi-Criteria Decision Analysis. Referee.
  24. Journal of Scheduling. Referee.
  25. Networks. Referee.
  26. Operations Research. Referee.
  27. Operations Research Letters. Referee.
  28. Optimization Letters. Referee.
  29. Simulation Modelling Practice and Theory. Referee.
  30. Socio-Economic Planning Sciences. Referee.
  31. The Engineering Economist. Referee.
  32. TOP. Referee.
  33. Transportation Research - Part C. Referee.
  34. Transportation Science. Referee.
  35. Journal of the Operational Research Society. Book reviewer.
  36. Handbook of Research in Nature Inspired Computing for Economy and Management, Jean-Phillipe Rennard (Ed.). Chapter reviewer.

Professional Service


Honors and Awards


Affiliations

Professional Organizations

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Links

Universidad de los Andes