For more information visit Dr. Boyles's Research Homepage

Education:

• B.S. Mathematics, University of Washington, 2004

• B.S. Civil Engineering, University of Washington, 2004

• M.S. Civil Engineering, The University of Texas at Austin,
  2006
• Ph.D. Civil Engineering, The University of Texas at Austin, 2009

Professional Affiliations:

• Transportation Research Board (TRB)
• Institute for Operations Research and Management Science (INFORMS)
• Institute of Transportation Engineers (ITE)
• Intelligent Transportation Society of America (ITSA)

Recent Projects:

• Mountain-Plains Consortium. "Pricing Strategies for Rural Freeways", Principal Investigator.

Publications

• Boyles, S., S. T. Waller. A Mean-Variance Model for the Minimum Cost Flow Problem with Stochastic Arc Costs. Accepted for publication in Networks
• Boyles, S. and S. T. Waller. Optimal Information Location for Adaptive Routing. Accepted for publication in Networks and Spatial Economics.
• Boyles, S., Z. Zhang, and S. T. Waller. Optimal Maintenance and Repair Policies under Nonlinear Preferences. Accepted for publication in Journal of Infrastructure Systems.
• Boyles, S., A. Karoonsoontawong, D. Fajardo, and S. T. Waller. (2008) Two-Phase Model of Ramp Closure for Incident Management, Transportation Research Record 2047, 83-90.
• Boyles, S., S. T. Waller. (2007) A Stochastic Delay Prediction Model for Real-Time Incident Management, ITE Journal 77, 18-24.

Papers Under Review and Working Papers:

• Boyles, S., K. Kockelman, and S. T. Waller. Congestion Pricing under Operational, Supply-Side Uncertainty. In review, Transportation Research Part C.
• Unnikrishnan, A., S. Boyles, and S. T. Waller. User Equilibrium under Operational, Demand-Side Uncertainty: Formulation, Properties, and Solution Methods. In review, Transportation Research Part B.
• Boyles, S. A Comparison of Interpolation Methods for Missing Traffic Volume Data. In review, Journal of Transportation Engineering.
• Boyles, S., L. Gardner, and S. T. Waller. Congestion Pricing for Transportation Networks under Supply and Demand Uncertainty. Submitted for presentation and publication to the 89th Annual Meeting of the Transportation Research Board.
• Boyles, S. A Comparison of Interpolation Methods for Missing Traffic Volume Data. In review, Journal of Transportation Engineering.
• Boyles, S., D.-Y. Lin, V. Valsaraj, and S. T. Waller. Fuzzy Reliability Assessment for Traffic Data. Submitted for presentation and publication to the 89th Annual Meeting of the Transportation Research Board.
• Voruganti, A., S. Boyles, and S. T. Waller. The Impact of Roadway Capacity and Travel Demand Variation on Freeway Travel Speed Distributions. Working paper.
• Boyles, S. and S. T. Waller. A Comparison of Interpolation Methods for Missing Traffic Data Working paper. Park, J.,
• S. Boyles, and S. T. Waller. Efficiency of a Radial Transit Route with a Focus on the Comparison of a Trunk with Branches and a Trunk with Feeders Route System. Working paper.
• Boyles, S., D. Fajardo, and S. T. Waller. A Naive Bayesian Classifier for Incident Duration Prediction. Working paper

Conference and Professional Presentations:

• Voruganti, A., S. Boyles, and S. T. Waller. The Impact of Capacity and Demand Variations on Freeway Travel Speed. TRB Annual Meeting, January 2009, Washington, DC.
• Boyles, S., K. Kockelman, and S. T. Waller. Congestion Pricing under Operational, Supply-Side Uncertainty. TRB Annual Meeting, January 2009, Washington, DC.
• Boyles, S., A. Unnikrishnan, and S. T. Waller. Network Equilibrium under Information and Nonlinear Route Choice Behavior. INFORMS Annual Meeting, October 2008, Washington, DC.
• Boyles, S., Nezamuddin, and S. T. Waller. The Contingent Routing Problem: Exact Algorithms and Heuristics. INFORMS Annual Meeting, October 2008, Washington, DC.
• Boyles, S., Z. Zhang, and S. T. Waller. Optimal Maintenance and Repair Policies under Nonlinear Preferences. 4th Annual Inter-University Symposium on Infrastructure Management, August 2008, Austin, TX.
• Boyles, S. and S. T. Waller. The Impact of Utility Function Choice in Online Shortest Paths. TRB Annual Meeting, January 2008, Washington, DC.
• Boyles, S., D. Fajardo, A. Karoonsoontawong, and S.T. Waller. A Two-Phase Model of Ramp Closure for Incident Management. TRB Annual Meeting, January 2008, Washington, DC.
• Boyles, S. and S. T. Waller. Online Routing with Nonlinear Disutility Functions: Extensions and Examples. INFORMS Annual Meeting, November 2007, Seattle, WA.
• Unnikrishnan, A., S. Boyles, and S. T. Waller. User Equilibrium with Operational, Demand-Side Uncertainty. INFORMS Annual Meeting, November 2007, Seattle, WA.
• Boyles, S. and S. T. Waller. A Stochastic Delay Prediction Model for Real-Time Incident Management. TexITE Summer Meeting, June 2007, Amarillo, TX.
• Boyles, S. and S. T. Waller. Online Routing with Nonlinear Disutility Functions with Arc Cost Dependencies. TRISTAN VI, June 2007, Phuket, Thailand.
• Boyles, S., D. Fajardo, and S. T. Waller. A Naive Bayesian Classifier for Incident Duration Prediction. TRB Annual Meeting, January 2007, Washington, DC.
• Boyles, S. and S. T. Waller. Online Routing with Nonlinear Disutility Functions. INFORMS Annual Meeting, November 2006, Pittsburgh, PA.
• Boyles, S., S. Ukkusuri, K. Kockelman, and S. T. Waller. A Comparison of Static and Dynamic Traffic Assignment in the Dallas-Fort Worth Region. TRB Travel Demand Conference, May 2006, Austin, TX.
• Boyles, S. and S. T. Waller. Most Reliable Paths with Recourse in Networks with Markovian Arc Costs. INFORMS Annual Meeting, November 2005, San Francisco, CA.
• Boyles, S. and S. T. Waller. Demand Profiling for Dynamic Traffic Assignment: A Computationally Simple Approach. TexITE Winter Meeting, February 2005, Waco, TX.