Jorge A. Sefair

Assistant Professor, School of Computing, Informatics, and Decision Systems Engineering
Arizona State University


Contact Information

Email: Email...
Phone: +(1)480-965-3190
Address: 699 S. Mill Av.
Brickyard Engineering (BYENG) 330
School of Computing, Informatics, and Decision Systems Engineering
Arizona State University
Tempe, AZ 85287-8809
P.O. Box 878809
My profile @ Google Scholar

Research Areas


Education


Employment


Published Articles

  1. Sefair, J.A. and Smith, J.C. (2017). Exact Algorithms and Bounds for the Dynamic Assignment Interdiction Problem. Naval Research Logistics. 64(5):373-387.
  2. Sefair, J.A., Smith, J.C., Acevedo, M.A., and Fletcher, Jr., R.J. (2017). A defender-attacker model and algorithm for maximizing weighted expected hitting time with application to conservation planning. IISE Transactions. 49(12):1112-1128.
  3. Sefair, J.A., Méndez, C.Y., Babat, O., Medaglia, A.L., and 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.
  4. Sefair, J.A. and Smith, J.C. (2016). Dynamic shortest-path interdiction. Networks. 68(4):315-330.
  5. Acevedo, M.A., Sefair, J.A., Smith, J.C., Reichert, B., and Fletcher, Jr., R.J. (2015). Conservation under uncertainty: Optimal network protection strategies for worst-case disturbance events. Journal of Applied Ecology. 52(6):1588-1597.
  6. Medaglia, A.L. and Sefair, J.A. (2009). Optimizando la planeación en el sector público. EGOB: Revista de Asuntos Públicos. 3: 44-49.
  7. Castro-Lacouture, D., Sefair, J.A., Flórez, 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.
  8. Molano, A.M., Medaglia, A.L., Sarmiento, O.L. and 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.
  9. 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.

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.

Working papers

  1. Sefair, J.A., Espinosa, M., Medaglia, A.L., and Behrentz, E. Optimization model for the selection and scheduling of urban air quality policies. In preparation.
  2. Prince, M., Smith, J.C., and Sefair, J.A. Capacitated facility interdiction problems with fortification under median and center objective functions. In preparation.
  3. Guaje, O., Medaglia, A.L. and Sefair, J.A.. Mixed-integer programming formulations and decomposition strategies for large-scale correlated random vector generation. In preparation.

Conference Proceedings

  1. 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, Florida, United States.
  2. 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, Washington, United States. pp. 1079-1086.
  3. Castro-Lacouture, D., Sefair, J.A., Flórez, 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, Washington, United States. pp. 608-617.
  4. Vargas, M. A., Sefair, J.A. , 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, Charlottesville, Virginia, United States. pp. 89-94.
  5. Zuluaga, A., Sefair, J.A. 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, Charlottesville, Virginia, United States.
  6. Sefair, J.A. 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.
  7. 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, Charlottesville, Virginia, United States.

Teaching


Talks and Posters

[*]denotes a student, first author = presenting author
  1. Sefair, J.A. and Matin Moghaddam, N.* (2017). Dynamic Routing Using Inter-vehicle Distance Considerations. IISE Annual Conference, Pittsburgh, Pennsylvania, United States.
  2. Matin Moghaddam, N.* and Sefair, J.A. (2016). Dynamic Maximum Flow With Geographic Conflict Considerations. INFORMS Annual Meeting, Nashville, Tennessee, United States.
  3. Mehrani, S.* and Sefair, J.A. (2016). Assortment Optimization Under Worst-case In-store Consumer Shopping Behavior. INFORMS Annual Meeting, Nashville, Tennessee, United States.
  4. Sefair, J.A. and Smith, J.C. (2016). Exact Algorithms and Bounds for the Dynamic Assignment Interdiction Problem. IIE Annual Meeting - Industrial and Systems Engineering Research Sessions (ISERC), Anaheim, California, United States.
  5. Sefair, J.A. and Smith, J.C. (2016). Exact Algorithms and Bounds for the Dynamic Assignment Interdiction Problem. INFORMS Optimization Society Meeting, Princeton, New Jersey, United States.
  6. Sefair, J.A. and Smith, J.C. (2015). Dynamic shortest-path interdiction. INFORMS Annual Meeting, Philadelphia, Pennsylvania, United States.
  7. Sefair, J.A. and Smith, J.C. (2015). Dynamic shortest-path interdiction games. IIE Annual Meeting - Industrial and Systems Engineering Research Sessions (ISERC), Nashville, Tennessee.
  8. Smith, J.C. and Sefair, J.A. (2015). Dynamic shortest-path interdiction. INFORMS computing society conference, Richmond, Virginia, United States.
  9. Sefair, J.A. and Smith, J.C. (2014). Shortest-path Interdiction with Dynamic Attacks. INFORMS annual meeting, San Francisco, California, United States.
  10. Sefair, J.A., Acevedo, M.A., Smith, J.C. and Fletcher, Jr., R.J. (2013). Mitigating Interdiction Scenarios to Enable Species Migration. INFORMS Annual Meeting, Minneapolis, Minnesota, United States.
  11. Sefair, J.A., Acevedo, M.A., Smith, J.C. and Fletcher, Jr., R.J. (2013). Defending and Interdicting Probabilistic Species Migration. IIE Annual Meeting - Industrial and Systems Engineering Research Sessions (ISERC), San Juan, Puerto Rico.
  12. Sefair, J.A., Acevedo, M.A., Smith, J.C. and Fletcher, Jr., R.J. (2012). Selecting Land Preserves to Enable Species Migration. INFORMS Annual Meeting, Phoenix, Arizona, United States.
  13. 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, United States.
  14. 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.
  15. 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.
  16. 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.
  17. 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, United States.
  18. 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.
  19. 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.
  20. 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.
  21. Sefair, J.A., Méndez, C. Y., and Medaglia, A. L. (2009). Linear approximation for portfolio semivariance. INFORMS Annual Meeting, San Diego, California, United States.
  22. 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, United States, May 2009.
  23. 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, United States, May 2009.
  24. Medaglia, A. L. and Sefair J.A. (2009). Generating correlated random vectors using mixed-integer programming. IIE Annual Conference and Expo 2009, Miami, Florida, United States, May 2009.
  25. 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.
  26. 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.
  27. 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.
  28. 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, British Columbia, Canada.
  29. Sefair, J.A., Méndez, 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, British Columbia, Canada.
  30. 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, British Columbia, Canada.
  31. Castro-Lacouture, D., Sefair, J.A., 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, Georgia, United States, April 16, 2008.
  32. Castro, E., Sefair, J.A. and Medaglia, A. L. (2007). SAPS: A University decision support system for campus expansion planning. IIE Annual Conference and Expo, Nashville, Tennessee, United States.
  33. Méndez, 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.
  34. Sefair, J.A. 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.
  35. 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.

Honors and Awards


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