Research interests
  • Intelligent transportation system (ITS)
  • Urban systems interdependency
  • AI and ML in transportation, infrastructure and energy
  • Data-driven and probabilistic network modeling
  • Multi-source data mining
  • Infrastructure management
  • Publications
  • Wei Ma, Sean Qian (2018), "Estimating 24/7 origin-destination demand using high granularity multi-source traffic data", Transportation Research Part C, Vol. 96, pp.96-121. [URL]
  • Wei Ma, Sean Qian (2018), "A Generalized Single-Level Formulation for Origin–Destination Estimation Under Stochastic User Equilibrium", Transportation Research Record. [URL]
  • Wei Ma, Sean Qian. (2018) "Statistical inference of probabilistic origin-destination demand using day-to-day traffic data", Transportation Research Part C, Vol.88, pp. 227-256. [URL]
  • Wei Ma, Sean Qian, "On the Variance of Recurrent Traffic Flow for Statistical Traffic Assignment", Transportation Research Part C, Vol.81, pp.57-82. [URL]
  • Ruimin Li, Wei Ma (2010) "Fusion method of road average-speed based on BP neural network and D-S evidence theory", Journal of Traffic and Transportation Engineering, 14.005 (2014): 111-118 (in Chinese)
  • Presentations
  • Wei Ma and Sean Qian. A Generalized Single-level Formulation for Origin-Destination Estimation under Stochastic User Equilibrium, presented in the Transportation Research Board (TRB) 97th Annual Meeting , 2018, poster
  • Wei Ma. Travelers' Behavior Modeling, Demand Estimation and Trafficc Management: a Data Perspective, presented in the graduate seminar of Civil and Environmental Engineering, Carnegie Mellon University , 2017, poster
  • Wei Ma and Sean Qian. On the Variance of Recurrent Traffic Flow for Statistical Traffic Assignment, presented in the Transportation Research Board (TRB) 96th Annual Meeting , 2017, poster
  • Wei Ma and Sean Qian. Statistical inference of probabilistic origin-destination demand using day-to-day traffic data, presented in the Transportation Research Board (TRB) 96th Annual Meeting, 2017, poster
  • Wei Ma, Xidong Pi and Sean Qian. Mobility Data Analytics Center, presented in Carnegie Mellon Traffic21/T-SET UTC Consortium Symposium and Research Showcase, 2016, poster
  • Sean Qian, Wei Ma and Cong Ma. Dynamic network analysis and real-time traffic management for Philadelphia Metropolitan Area, presented in the Mid-Atlantic Section of the Institute of Transportation Engineers (MASITE) and the Intelligent Transportation Society of Pennsylvania (ITSPA) Annual Meeting , 2016
  • Wei Ma and Sean Qian. Generalized Statistical Traffic Assignment (GESTA), presented in the Institute for Operations Research and the Management Sciences (INFORMS) Annual Meeting , 2015, slides
  • Technical Reports
  • Wei Ma, Pinchao Zhang and Sean Qian, (2016), Dynamic Network Analysis and Real-time Traffic Management for Philadelphia Metropolitan Area, submitted to the Pennsylvania Department of Transportation (PennDOT), report
  • Wei Ma, Sean Qian, (2015), Traffic impact of the Greenfield Bridge closure (AM peak), submitted to the Department of Public Works, the City of Pittsburgh, slides
  • Wei Ma, Sean Qian, (2015), Traffic impact of the Greenfield Bridge closure (PM peak), submitted to the Department of Public Works, the City of Pittsburgh, slides