Andrew C. Trapp

Worcester Polytechnic Institute | WPI Foisie Business School | WPI Industrial Engineering | CV

Journal Publications

  1. T. Petit, A. C. Trapp, "Enriching Solutions to Combinatorial Problems via Solution Engineering," published online, INFORMS Journal on Computing, 2018. [preprint pdf]
  2. A. C. Trapp, W. Liu, S. Djamasbi, "Identifying Fixations in Gaze Data via Inner-Density and Optimization," accepted for publication, INFORMS Journal on Computing, 2018. [preprint pdf]

  3. M. Shojaiezadeh, S. Djamasbi, R. Paffenroth, A. C.Trapp, "Detecting Task Demand via an Eye Tracking Machine Learning System," Decision Support Systems, Vol. 116, pp. 91-101, 2019. [preprint pdf]
  4. A. C. Trapp, C. Li, P. Flaherty, "Recovering All Generalized Order-Preserving Submatrices: New Exact Formulations and Algorithms," Annals of Operations Research, Vol. 263 (1-2), pp. 385-404, 2018. [preprint pdf]
  5. R. A. Konrad, A. C. Trapp, T. Palmbach, J. S. Blom, "Overcoming Human Trafficking via Operations Research and Analytics: Opportunities for Methods, Models, and Applications," European Journal of Operational Research, Vol. 259 (2), pp. 733-745, 2017. [preprint pdf]
  6. B. Lyu, Y. Li, J. Fu, A. C. Trapp, H. Xie, Y. Liao, "Scalable User-Substation Assignment with Big Data from Power Grids," accepted for publication, IEEE Transactions on Big Data, 2017. [preprint pdf]
  7. A. C. Trapp, J. Sarkis, "Identifying Robust Portfolios of Suppliers: A Sustainability Selection and Development Perspective," Journal of Cleaner Production, Vol. 112 (3), pp. 2088-2100, 2016. [preprint pdf]
  8. A. C. Trapp, R. A. Konrad, "Finding Diverse Optima and Near-Optima to Binary Integer Programs," IIE Transactions, Vol. 47 (11), pp. 1300-1312, 2015. [preprint pdf]
  9. A. C. Trapp, O. A. Prokopyev, "A Note on Constraint Aggregation and Value Functions for Two-Stage Stochastic Integer Programs," Discrete Optimization, Vol. 15, pp. 37-45, 2015. [preprint pdf]
  10. A. C. Trapp, A. S. Rangwala, "Analyzing the Impact of In-rack Sprinklers in a Warehouse Fire: A Demonstration of the Role Optimization Has in Mitigating Damage," Fire Safety Journal, Vol. 73, pp. 55-62, 2015. [preprint pdf]
  11. B. Tulu, A. C. Trapp, M. Hoque, D. M. Strong, S. A. Johnson, L. Garber, J. Trudel, "An Analysis of Patient Portal Utilization: What Can We Learn about Online Patient Behavior by Examining Portal Click Data?," Health Systems, Vol. 5 (1), pp. 66-79, 2016. [preprint pdf]
  12. Brenton Faber, R. A. Konrad, C. Tang, A. C. Trapp, "Examining the Impact of Regular Physician Visits on Heart Failure Patients: A Use Case with Electronic Health Data," Health Systems, Vol. 5 (2), pp. 132-139, 2016. [preprint pdf]
  13. B. Shiner, C. Tang, A. C. Trapp, R. Konrad, I. Bar-On, B. V. Watts, "The Provision of Mental Health Treatment After Screening: Exploring the Relationship Between Treatment Setting and Treatment Intensity," General Hospital Psychiatry, Vol. 36 (6), pp. 581-588, 2014. [preprint pdf]
  14. A. C. Trapp, O. A. Prokopyev, A. J. Schaefer, "On a Level-Set Characterization of the Value Function of an Integer Program and Its Application to Stochastic Programming," Operations Research, Vol. 61 (2), pp. 498-511, 2013. [preprint pdf]
  15. A. C. Trapp, F. Zink, O. A. Prokopyev, L. Schaefer, "Thermoacoustic Heat Engine Modeling and Optimization," Applied Thermal Engineering, Vol. 31 (14-15), pp. 2518-2528, 2011. [preprint pdf]
  16. A. C. Trapp, O. A. Prokopyev, "Solving the Order-Preserving Submatrix Problem via Integer Programming," INFORMS Journal on Computing, Vol. 22 (3), pp. 387-400, 2010. [preprint pdf]
  17. N. Temiz, A. Trapp, O. Prokopyev, C. J. Camacho, "Optimization of Minimum Set of Protein-DNA Interactions: a Quasi Exact Solution with Minimum Over-fitting," Bioinformatics, Vol. 26 (3), pp. 319-325, 2010. [open access pdf]
  18. A. Trapp, O. A. Prokopyev, S. Busygin, "Finding Checkerboard Patterns via Fractional 0-1 Programming," Journal of Combinatorial Optimization, Vol. 20 (1), pp. 1-26, 2010. [preprint pdf]
  19. O. A. Prokopyev, S. Butenko, A. Trapp, "Checking Solvability of Systems of Interval Linear Equations and Inequalities via Mixed Integer Programming," European Journal of Operational Research, Vol. 199 (1), pp. 117-121, 2009. [preprint pdf]

Conference Publications

  1. C. Chagnon, A.C. Trapp, S. Djamasbi, "Creating a Decision Support System for Service Classification and Assignment through Optimization," Americas Conference on Information Systems (AMCIS) 2017, Boston, MA, 2017.
  2. H. Saddiki, A.C. Trapp, P. Flaherty, "A Deterministic Global Optimization Method for Variational Inference," Advances in Approximate Bayesian Inference, NIPS 2016 Workshop, Barcelona, Spain, 2016.
  3. B. Lyu, S. Li, Y. Li, J. Fu, A. C. Trapp, H. Xie, Y. Liao, "Scalable User Assignment in Power Grids: A Data Driven Approach," ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, San Francisco, CA, 2016.
  4. M. Shojaeizadeh, S. Djamasbi, A. C. Trapp, "Density of Gaze Points within a Fixation and Information Processing Behavior," Human-Computer Interaction International (HCII) Conference 2016, Toronto, Ontario, Canada, 2016.
  5. T. Petit, A. C. Trapp, "Finding Diverse Solutions of High Quality to Constraint Optimization Problems," International Joint Conference on Artificial Intelligence (IJCAI), Buenos Aires, Argentina, 2015. [Invited Oral (Long Talk) and Poster Presentation; Acceptance Rate 28.8% (575/1,996)].
  6. M. Shojaeizadeh, S. Djamasbi, A. C. Trapp, "Does Pupillary Data Differ During Fixations and Saccades? Does it Carry Information About Task Demand?", The Fourteenth Annual Pre-ICIS Workshop on HCI Research in MIS, Fort Worth, TX, 2015.