By Professor S Travis Waller

Journal articles

Karoonsoontawong A; Waller ST, 2010, 'Integrated Network Capacity Expansion and Traffic Signal Optimization Problem: Robust Bi-level Dynamic Formulation', Networks and Spatial Economics, 10, pp. 525 - 550, http://dx.doi.org/10.1007/s11067-008-9071-x

Xie C; Kockelman KM; Waller ST, 2010, 'Maximum entropy method for subnetwork origin-destination trip matrix estimation', Transportation Research Record, pp. 111 - 119, http://dx.doi.org/10.3141/2196-12

Duthie J; Voruganti A; Kockelman K; Waller ST, 2010, 'Highway improvement project rankings due to uncertain model inputs: Application of traditional transportation and land use models', Journal of Urban Planning and Development, 136, pp. 294 - 302, http://dx.doi.org/10.1061/(ASCE)UP.1943-5444.0000026

Ng MW; Park J; Waller ST, 2010, 'A Hybrid Bilevel Model for the Optimal Shelter Assignment in Emergency Evacuations', Computer-Aided Civil and Infrastructure Engineering, 25, pp. 547 - 556, http://dx.doi.org/10.1111/j.1467-8667.2010.00669.x

Boyles SD; Waller ST, 2010, 'A mean-variance model for the minimum cost flow problem with stochastic arc costs', Networks, 56, pp. 215 - 227, http://dx.doi.org/10.1002/net.20374

Nezamuddin N; Crunkleton JL; Tarnoff PJ; Waller ST, 2010, 'Speed distribution profile of traffic data and sample size estimation', Traffic Engineering and Control, 51, pp. 147 - 152

Boyles SD; Zhang Z; Waller ST, 2010, 'Optimal maintenance and repair policies under nonlinear preferences', Journal of Infrastructure Systems, 16, pp. 11 - 20, http://dx.doi.org/10.1061/(ASCE)1076-0342(2010)16:1(11)

Xie C; Lin DY; Travis Waller S, 2010, 'A dynamic evacuation network optimization problem with lane reversal and crossing elimination strategies', Transportation Research Part E: Logistics and Transportation Review, 46, pp. 295 - 316, http://dx.doi.org/10.1016/j.tre.2009.11.004

Ng MW; Travis Waller S, 2010, 'A static network level model for the information propagation in vehicular ad hoc networks', Transportation Research Part C: Emerging Technologies, 18, pp. 393 - 407, http://dx.doi.org/10.1016/j.trc.2010.02.006

Ukkusuri SV; Waller ST, 2010, 'Approximate analytical expressions for transportation network performance under demand uncertainty', Transportation Letters, 2, pp. 111 - 123, http://dx.doi.org/10.3328/TL.2010.02.02.111-123

Boyles SD; Kockelman KM; Travis Waller S, 2010, 'Congestion pricing under operational, supply-side uncertainty', Transportation Research Part C: Emerging Technologies, 18, pp. 519 - 535, http://dx.doi.org/10.1016/j.trc.2009.09.006

Xie C; Waller ST, 2010, 'Estimation and application of a Bayesian network model for discrete travel choice analysis', Transportation Letters, 2, pp. 125 - 144, http://dx.doi.org/10.3328/TL.2010.02.02.125-144

Ng MW; Kockelman KM; Waller ST, 2010, 'Relaxing the multivariate normality assumption in the simulation of transportation system dependencies: An old technique in a new domain', Transportation Letters, 2, pp. 63 - 74, http://dx.doi.org/10.3328/TL.2010.02.02.63-74

Ng MW; Waller ST, 2010, 'Reliable evacuation planning via demand inflation and supply deflation', Transportation Research Part E: Logistics and Transportation Review, 46, pp. 1086 - 1094, http://dx.doi.org/10.1016/j.tre.2010.04.001

Ng M; Waller ST, 2010, 'A computationally efficient methodology to characterize travel time reliability using the fast Fourier transform', Transportation Research Part B: Methodological, 44, pp. 1202 - 1219, http://dx.doi.org/10.1016/j.trb.2010.02.008

Gardner LM, 2010, 'Solution Methods for Robust Pricing of Transportation Networks under Uncertain Demand', Transportation Research Part C - Emerging Technologies, 18, pp. 656 - 667, http://www.sciencedirect.com/science/article/pii/S0968090X09001168

Unnikrishnan A; Waller ST, 2009, 'Freight transportation network design problem for maximizing throughput under uncertainty', Transportation Research Record, pp. 105 - 114, http://dx.doi.org/10.3141/2090-12

Unnikrishnan A; Waller ST, 2009, 'User equilibrium with recourse', Networks and Spatial Economics, 9, pp. 575 - 593, http://dx.doi.org/10.1007/s11067-009-9114-y

Ng MW; Lin DY; Waller ST, 2009, 'Optimal long-term infrastructure maintenance planning accounting for traffic dynamics', Computer-Aided Civil and Infrastructure Engineering, 24, pp. 459 - 469, http://dx.doi.org/10.1111/j.1467-8667.2009.00606.x

Unnikrishnan A; Valsaraj V; Damnjanovic I; Waller ST, 2009, 'Design and management strategies for mixed public private transportation networks: A meta-heuristic approach', Computer-Aided Civil and Infrastructure Engineering, 24, pp. 266 - 279, http://dx.doi.org/10.1111/j.1467-8667.2008.00587.x

Unnikrishnan A; Valsaraj V; Waller ST, 2009, 'Stochastic and dynamic shipper carrier network design proble', Networks and Spatial Economics, 9, pp. 525 - 550, http://dx.doi.org/10.1007/s11067-008-9094-3

Lin DY; Unnikrishnan A; Waller ST, 2009, 'A genetic algorithm for bi-level linear programming dynamic network design problem', Transportation Letters, 1, pp. 281 - 294, http://dx.doi.org/10.3328/TL.2009.01.04.281-294

Lin DY; Waller ST, 2009, 'A quantum-inspired genetic algorithm for dynamic continuous network design problem', Transportation Letters, 1, pp. 81 - 93, http://dx.doi.org/10.3328/TL.2009.01.01.81-93

Karoonsoontawong A; Waller ST, 2009, 'Application of reactive tabu search for combined dynamic user equilibrium and traffic signal optimization problem', Transportation Research Record, pp. 29 - 41, http://dx.doi.org/10.3141/2090-04

Lin DY; Eluru N; Waller ST; Bhat CR, 2009, 'Evacuation planning using the integrated system of activity-based modeling and dynamic traffic assignment', Transportation Research Record, pp. 69 - 77, http://dx.doi.org/10.3141/2132-08

Ng MW; Waller ST, 2009, 'Reliable system-optimal network design: Convex mean variance model with implicit chance constraints', Transportation Research Record, pp. 68 - 74, http://dx.doi.org/10.3141/2090-08

Ng MW; Waller ST, 2009, 'The evacuation optimal network design problem: Model formulation and comparisons', Transportation Letters, 1, pp. 111 - 119, http://dx.doi.org/10.3328/TL.2009.01.02.111-119

Duthie J; Waller ST, 2008, 'Incorporating Environmental Justice Measures into Equilibrium-Based Network Design', Transportation Research Record: Journal of the Transportation Research Board, 2089, pp. 58 - 65, http://dx.doi.org/10.3141/2089-08

Ukkusuri SV; Waller ST, 2008, 'Linear programming models for the user and system optimal dynamic network design problem: Formulations, comparisons and extensions', Networks and Spatial Economics, 8, pp. 383 - 406, http://dx.doi.org/10.1007/s11067-007-9019-6

Damnjanovic I; Duthie J; Waller ST, 2008, 'Valuation of strategic network flexibility in development of toll road projects', Construction Management and Economics, 26, pp. 979 - 990, http://dx.doi.org/10.1080/01446190802272707

Lin DY; Eluru N; Waller ST; Bhat CR, 2008, 'Integration of activity-based modeling and dynamic traffic assignment', Transportation Research Record, pp. 52 - 61, http://dx.doi.org/10.3141/2076-06

Boyles S; Karoonsoontawong A; Fajardo D; Travis Waller S, 2008, 'Two-phase model of ramp closure for incident management', Transportation Research Record, pp. 83 - 90, http://dx.doi.org/10.3141/2047-10

Boyles S; Waller ST, 2007, 'Daniel B. Fambro Student Paper Award: A stochastic delay prediction model for real-time incident management', ITE Journal (Institute of Transportation Engineers), 77, pp. 18 - 24

Barkan CPL; Ukkusuri SV; Travis Waller S, 2007, 'Optimizing the design of railway tank cars to minimize accident-caused releases', Computers and Operations Research, 34, pp. 1266 - 1286, http://dx.doi.org/10.1016/j.cor.2005.06.002

Duthie J; Cervenka K; Waller ST, 2007, 'Environmental justice analysis: Challenges for metropolitan transportation planning', Transportation Research Record, pp. 8 - 12, http://dx.doi.org/10.3141/2013-02

Juri NR; Unnikrishnan A; Waller ST, 2007, 'Integrated traffic simulation-statistical analysis framework for online prediction of freeway travel time', Transportation Research Record, pp. 24 - 31, http://dx.doi.org/10.3141/2039-03

Karoonsoontawong A; Waller ST, 2007, 'Robust dynamic continuous network design problem', Transportation Research Record, pp. 58 - 71, http://dx.doi.org/10.3141/2029-07

Ukkusuri SV; Mathew TV; Waller ST, 2007, 'Robust Transportation Network Design Under Demand Uncertainty', Computer-Aided Civil and Infrastructure Engineering, 22, pp. 6 - 18, http://dx.doi.org/10.1111/j.1467-8667.2006.00465.x

Waller ST; Mouskos KC; Kamaryiannis D; Ziliaskopoulos AK, 2006, 'A linear model for the continuous network design problem', Computer-Aided Civil and Infrastructure Engineering, 21, pp. 334 - 345, http://dx.doi.org/10.1111/j.1467-8667.2006.00440.x

Sun D; Benekohal RF; Waller ST, 2006, 'Bi-level programming formulation and heuristic solution approach for dynamic traffic signal optimization', Computer-Aided Civil and Infrastructure Engineering, 21, pp. 321 - 333, http://dx.doi.org/10.1111/j.1467-8667.2006.00439.x

Waller ST; Ziliaskopoulos AK, 2006, 'A combinatorial user optimal dynamic traffic assignment algorithm', Annals of Operations Research, 144, pp. 249 - 261, http://dx.doi.org/10.1007/s10479-006-0013-z

Ukkusuri SV; Waller ST, 2006, 'Single-point approximations for traffic equilibrium problem under uncertain demand', Transportation Research Record, pp. 169 - 175, http://dx.doi.org/10.3141/1964-18

Waller ST; Ziliaskopoulos AK, 2006, 'A chance-constrained based stochastic dynamic traffic assignment model: Analysis, formulation and solution algorithms', Transportation Research Part C: Emerging Technologies, 14, pp. 418 - 427, http://dx.doi.org/10.1016/j.trc.2006.11.002

Karoonsoontawong A; Waller ST, 2006, 'Dynamic Continuous Network Design Problem', Transportation Research Record: Journal of the Transportation Research Board, 1964, pp. 104 - 117, http://dx.doi.org/10.1177/0361198106196400112

Jeon K; Lee JS; Ukkusuri S; Waller ST, 2006, 'Selectorecombinative Genetic Algorithm to Relax Computational Complexity of Discrete Network Design Problem', Transportation Research Record: Journal of the Transportation Research Board, 1964, pp. 91 - 103, http://dx.doi.org/10.1177/0361198106196400111

Ukkusuri SV; Waller ST, 2006, 'Single-Point Approximations for Traffic Equilibrium Problem under Uncertain Demand', Transportation Research Record: Journal of the Transportation Research Board, 1964, pp. 169 - 175, http://dx.doi.org/10.1177/0361198106196400118

Sun D; Ukkusuri SVSK; Benekohal RF; Waller ST, 2005, 'Modeling of pedestrian gap acceptance for improving safety at uncontrolled mid-block crosswalks', Advances in Transportation Studies, pp. 57 - 71

Karoonsoontawong A; Travis Waller S, 2005, 'Comparison of system- and user-optimal stochastic dynamic network design models using Monte Carlo bounding techniques', Transportation Research Record, pp. 91 - 102, http://dx.doi.org/10.3141/1923-10

Karoonsoontawong A; Waller ST, 2005, 'Comparison of System- and User-Optimal Stochastic Dynamic Network Design Models Using Monte Carlo Bounding Techniques', Transportation Research Record: Journal of the Transportation Research Board, 1923, pp. 91 - 102, http://dx.doi.org/10.1177/0361198105192300110

Sun D; Ukkusuri S; Benekohal RF; Waller ST; Liu B, 2004, 'Fuzzy logic based online collision prediction system for signalized intersections', Advances in Transportation Studies, pp. 71

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