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Sunday, October 16
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RAS Student Paper Competition (Chairs: Stefano Rieppi, Norfolk Southern Railway and Andrea D'Ariano, Universita degli Studi Roma Tre, University Park)
Session Video
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| 1. A MaxSAT Approach for Solving a New Dynamic Discretization Discovery Model for Train Rescheduling Problems, Anna Livia Croella1, Carlo Manino2, Paolo Ventura3, Bjørnar Luteberget4, 1Sapienza - University of Rome, Roma, Italy; 2University of Oslo, Oslo, Norway; 3Istituto di Analisi dei Sistemi ed Informatica (IASI) del CNR, Roma, Italy; 4SINTEF, Oslo, Norway. |
Presentation
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| 2. On the Fragility of a Train Timetable, Marta Leonina Tessitore1, G. Sartor2, M. Samà1, C. Mannino2, D. Pacciarelli1, 1Roma Tre University, Roma, Italy; 2SINTEF Digital, Oslo, Norway. |
Presentation
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| 3. Operational Railway Crew Planning with Individual Sharing-sweet-and-sour Rules, Bart van Rossum, Twan Dollevoer, Dennis Huisman, Erasmus University Rotterdam, Rotterdam, Netherlands. |
Presentation
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| 4. Joint Rolling Stock Rotation Planning and Depot Deadhead Scheduling in Complicated Urban Rail Transit Lines, Dian Wang1, Andrea D’Ariano2, Jun Zhao1, Qiyuan Peng1, 1Southwest Jiaotong University, Chengdu, China; 2Roma Tre University, Rome, Italy. |
Presentation
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RAS Problem Solving Competition (Chairs: Nikola Coviello, TrenoLab and Marc Meketon, Oliver Wyman, Princeton, NJ)
Session Video
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| 1. Real-time Traffic Management Based on a CDCR Approach - London's Elizabeth Line, Cedric Steinbach, Hendrik Speh, Shanqing Chai, Arturo Crespo Materna, Technische Universität Darmstadt, Darmstadt, Germany. |
Presentation |
| 2. A Hierarchical Decomposition Approach for Railway Disruption Recovery, Akang Wang1, Longfei Wang1, Dong Zhang 2, Xiaodong Luo 3, 1Shenzhen Research Institute of Big Data, Shenzhen, China; 2, Huawei, China; 3 Chinese University of Hong Kong, ShenZhen Campus, ShenZhen, Guangdong province, China, China. |
Presentation
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| 3. A Time-space Network-based Real-time Traffic Management Approach for an Urban Rail Transit System, Zhenshan Xu, Xiaoming Xu, Jiancheng Long, Mingan Shen, Zijie Liu, Hefei University of Technology, Hefei, China. |
Presentation
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Advanced Modeling Techniques to Urban Rail Operations (Chairs: Yanshuo Sun, Florida State University, Tallahassee, FL)
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| 1. Estimating Rider Journey Variability Using Customer-facing WiFi Connection Data in Toronto, Canada, Willem Klumpenhouwer, Amer Shalaby, University of Toronto, Toronto, ON, Canada. Contact: klumpenhouwer@utoronto.ca |
Presentation
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| 2. The Effect of a Skip-stop Policy on the Train Frequency of a Mass Transit Line, Rodolphe Farrando1, Nadir Farhi2, Zoi Christoforou2,3, Alain Urban4, 1RATP, Université Gustave Eiffel, Paris, France, PARIS, France; 2Université Gustave Eiffel, PARIS, France; 3University of Patras, Patras, Greece; 4RATP, PARIS, France. Contact: rodolphe.farrando@ratp.fr |
Presentation |
| 3. Integrated Agent-based Modeling for Dynamic Operations in Urban Rail Transit Systems, Bingyu Zhao1, Yili Tang2, 1Vienna University of Technology, Vienna, Austria; 2University of Regina, Regina, SK, Canada. Contact: yili.tang@uregina.ca |
Presentation
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Application of AI in Prediction and Train Operation of Railway Systems (Chairs: Jiateng Yin and Boyi Su, Beijing Jiaotong University, Beijing, China)
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| 1. Resource-Directive Train Rescheduling with Cross-Layer Problem Decomposition, Shuguang Zhan1, S. C. Wong2, Jiemin Xie3, Xuesong Zhou4, 1Hefei University of Technology, Hefei, China; 2The University of Hong Kong, Hong Kong, China; 3Sun Yat-sen University, Guangzhou, China; 4Arizona State University, Tempe, AZ, Contact: shuguangzhan@hfut.edu.cn |
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| 2. A Deep Reinforcement Learning Approach for the Traffic Management of High-speed Railways: Comparison and Case Studies, Jiateng Yin, Beijing Jiaotong University, Beijing, China. |
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Intermodal Rail and Yard Automation (Chairs: Vishal Badyal, BNSF, Jeremiah Dirnberger, Wabtec Freight, Jacksonville, FL)
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| 1. Yard Automation Beyond Power Switches and Remote Control Locomotives, Jeremiah Dirnberger, Wabtec Freight, Jacksonville, FL, Contact: dirnberger@wabtec.com |
Presentation |
| 2. Intermodal Railcar Network Analysis Utilizing ML, Muhannad H. Ramahi, TTX Company, Chicago, IL, Contact: ramahi@ttx.com |
Presentation
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| 3. Railcar Network Analysis Using GPS, Joseph Melchiors, TTX |
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| Monday, October 17 |
OR Operations and Simulations (Chair: V. Varadarajan, Norfolk Southern, Suwanee, GA)
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| 1. Evaluating Peak Volume Recovery in Hump Yards with Anylogic Simulation, Jiaxi Zhao1, Tyler Dick2, 1University of Illinois at Urbana Champaign, Urbana, IL, 2U of Illinois at Urbana-Champaign, Urbana, IL, Contact: jiaxiz3@illinois.edu |
Presentation |
| 2. Analytical Models on Yard Capacity, Varadarajan, Norfolk Southern, Suwanee, GA |
Presentation |
| 3. An Integrated Approach for Social Distancing and Revenue Optimization in Long Distance Passenger Trains, MD Tabish Haque, Faiz Hamid, Indian Institute of Technology Kanpur, Kanpur, India. Contact: tabish@iitk.ac.in |
Presentation |
| 4. Tools for Predicting Decarbonization Impacts for the Rail Freight Industry, George F. List, NC State, Raleigh, NC |
Presentation |
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RAS Interactive Session (Chair: Clark Cheng, Norfolk Southern Corporation)
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| 1. Improving Flat Switching Processes, Roger William Baugher, TrAnalytics, LLC, Johns Creek, GA |
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| 2. Interactive Car Routing Tool, Andy Yoon, Norfolk Southern Corporation, Suwanee, GA |
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| 3. Modeling Terminal Operations, Roger William Baugher, TrAnalytics, LLC, Johns Creek, GA |
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| 4. Yard Planner, Jeremiah Dirnberger, Wabtec, Jacksonville, FL |
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| 5. Rail Express, Carl D. Van Dyke1, Roger Baugher2, 1TransNetOpt, West Windsor, NJ, 2TrAnalytics, Johns Creek, GA |
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| 6. Advanced Locomotive Technology and Rail Infrastructure Optimization System (ALTRIOS), Tyler Dick, U of Illinois at Urbana-Champaign, Urbana, IL |
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| 7. Exhaust Vent Analysis (EVA), Bryan Gabric, Yasha Zeinali, BNSF, Ft. Worth, TX |
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| 8. Service Design Schedule Viewer, Brandi Wood, Wabtec, Melbourne, FL |
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RAS Poster Session (Chair: Pengling Wang, Tongji University, China)
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| 1. Tram Trajectory Optimization Incorporating Disjunctive Time Constraints from Traffic Lights, Zhuang Xiao1, Pengling Wang2, Qingyuan Wang3, Pengfei Sun3, Xiaoyun Feng3, 1Southwest Jiatong University, Chengdu, China; 2Tongji University, Shanghai, China; 3Southwest Jiaotong University, Chengdu, China. |
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| 2. Macroscopic Modeling and Control of Reversible Tracks in Railway Delay Management During Partial Blockages, Bowen Gao, Dongxiu Ou, Decun Dong, Yuqing Ji, Tongji University, Shanghai, China |
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| 3. Timetable Optimization for Sharing-Corridor Metro Lines under Virtual Coupling, Jianhao Ge, Pengling Wang, Xiaofang Xiao, Tongji University, Shanghai, China. |
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| 4. Mixed Transport Strategy for Freight and Passenger Transportation in Metro Systems during Off-peak Hours, Yutao Ye1, Junhua Guo2, Lixin Yan2, 1Tongji University, Shanghai, China; 2East China Jiaotong University, Shanghai, China. |
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| 5. A Human-computer Interaction-based Method for Line Plan Adjustment of China High-speed Railway, Cheng Bai, Tongji University, Shanghai, China. |
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| 6. Real-Time Prediction of Employee Workload in Digital Railway Control Rooms, Léon Sobrie1, Marijn Verschelde2, Bart Roets3, 1Ghent University, Ghent, Belgium; 2IÉSEG School of Management, Lille, France; 3Infrabel, Brussels, Belgium. Contact: leon.sobrie@ugent.be |
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| 7. Remaining Useful Life Prediction of Railroad Components in Amtrak using Conditional Probability Survival Models, Mamadou Seck, Amtrak, Washington |
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| 8. Analyzing Passenger and Train Conductor Feedback Data in Amtrak Railroad Operation Using Text Mining: Mechanical Issue Centric, Subramanian Ramasamy, Amtrak, Railway Express Agency, Washington, DC |
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| 9. Preliminary Analysis on Implementing Optimal Replacement Policy Using the Estimated Remaining Useful Life Values for Amtrak Mechanical Components, Keivan Ghoseiri, National Railroad Passenger Corporation (Amtrak), Clarksville, MD |
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| 10. Train Dwell Time Evaluation at High-Passenger-Volume Stations with a Reliability Perspective, Natchaya Tortainchai, University College London, London, United Kingdom. |
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| 11. Train Delay Propagations: What Should Be Paid Attention to?, Ping Huang, Shu Liu, Francesco Corman, ETH Zurich, Zurich, Switzerland. |
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Emerging Rail Technologies (Chair: Ken Kenjale, Wabtec Corp., Pittsburg, PA)
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| 1. Presenter: Stefano Rieppi, Norfolk Southern Railway, Roswell, GA |
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| 2. Panelist: Rammohan Venugopal, Wabtec, Norcross, GA |
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| 3. Panelist: Jason Kuehn, Oliver Wyman, Princeton, NJ |
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| 4. Panelist: Andrew Straatveit, Federal Railroad Administration, Herndon, VA |
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Optimization and Simulation in Railroads (Chair: Rajah Varadarajan)
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| 1. Optimizing the Rollout of Alternative Propulsion Locomotives Using Full Corridor Simulation, Geordie Roscoe1, Tyler Dick2, 1University of Illinois Urbana-Champaign, Urbana, IL, 2U of Illinois at Urbana-Champaign, Urbana, IL, Contact: groscoe2@illinois.edu |
Presentation |
| 2. Econometric Modeling and Railcar Demand, Daniel Windle, Joseph Towers, Trinity Industries, Dallas, TX, Contact: daniel.windle@trin.net |
Presentation |
| 3. Digital Signal Systems and Their Impact on Freight Traffic, Steven Harrod, Technical University of Denmark, Glostrup, Denmark. |
Presentation |
| 4. Analysis and Prediction of Freight Railroad Shipping Rates: Regression Versus Machine Learning, Diwen Shi, University of Illinois Urbana-Champaign, Urbana, IL |
Presentation |