2022 Indianapolis

Sunday, October 16

RAS Student Paper Competition
(Chairs: Stefano Rieppi, Norfolk Southern Railway and Andrea D'Ariano, Universita degli Studi Roma Tre, University Park)

Session Video
1. A MaxSAT Approach for Solving a New Dynamic Discretization Discovery Model for Train Rescheduling Problems, Anna Livia Croella1, Carlo Manino2, Paolo Ventura3, Bjørnar Luteberget41Sapienza - 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.


2. On the Fragility of a Train Timetable, Marta Leonina Tessitore1, G. Sartor2, M. Samà1, C. Mannino2, D. Pacciarelli11Roma Tre University, Roma, Italy; 2SINTEF Digital, Oslo, Norway.


3. Operational Railway Crew Planning with Individual Sharing-sweet-and-sour Rules, Bart van Rossum, Twan Dollevoer, Dennis Huisman, Erasmus University Rotterdam, Rotterdam, Netherlands.


4. Joint Rolling Stock Rotation Planning and Depot Deadhead Scheduling in Complicated Urban Rail Transit Lines, Dian Wang1, Andrea D’Ariano2, Jun Zhao1, Qiyuan Peng11Southwest Jiaotong University, Chengdu, China; 2Roma Tre University, Rome, Italy.


RAS Problem Solving Competition
(Chairs: Nikola Coviello, TrenoLab and Marc Meketon, Oliver Wyman, Princeton, NJ) 

Session Video

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 31Shenzhen Research Institute of Big Data, Shenzhen, China; 2, Huawei, China; 3 Chinese University of Hong Kong, ShenZhen Campus, ShenZhen, Guangdong province, China, China.


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.


Advanced Modeling Techniques to Urban Rail Operations
(Chairs: Yanshuo Sun, Florida State University, Tallahassee, FL)

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


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 Urban41RATP, 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 Tang21Vienna University of Technology, Vienna, Austria; 2University of Regina, Regina, SK, Canada. Contact: yili.tang@uregina.ca


Application of AI in Prediction and Train Operation of Railway Systems
(Chairs: Jiateng Yin and Boyi Su, Beijing Jiaotong University, Beijing, China)

1. Resource-Directive Train Rescheduling with Cross-Layer Problem Decomposition, Shuguang Zhan1, S. C. Wong2, Jiemin Xie3, Xuesong Zhou41Hefei 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
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.

Intermodal Rail and Yard Automation
(Chairs: Vishal Badyal, BNSF, Jeremiah Dirnberger, Wabtec Freight, Jacksonville, FL)

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


3. Railcar Network Analysis Using GPS, Joseph Melchiors, TTX

Monday, October 17

OR Operations and Simulations (Chair: V. Varadarajan, Norfolk Southern, Suwanee, GA)

1. Evaluating Peak Volume Recovery in Hump Yards with Anylogic Simulation, Jiaxi Zhao1, Tyler Dick21University 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

RAS Interactive Session
(Chair: Clark Cheng, Norfolk Southern Corporation)

1. Improving Flat Switching Processes, Roger William Baugher, TrAnalytics, LLC, Johns Creek, GA
2. Interactive Car Routing Tool, Andy Yoon, Norfolk Southern Corporation, Suwanee, GA
3. Modeling Terminal Operations, Roger William Baugher, TrAnalytics, LLC, Johns Creek, GA
4. Yard Planner, Jeremiah Dirnberger, Wabtec, Jacksonville, FL
5. Rail Express, Carl D. Van Dyke1, Roger Baugher21TransNetOpt, West Windsor, NJ, 2TrAnalytics, Johns Creek, GA
6. Advanced Locomotive Technology and Rail Infrastructure Optimization System (ALTRIOS), Tyler Dick, U of Illinois at Urbana-Champaign, Urbana, IL
7. Exhaust Vent Analysis (EVA), Bryan Gabric, Yasha Zeinali, BNSF, Ft. Worth, TX
8.  Service Design Schedule Viewer, Brandi Wood, Wabtec, Melbourne, FL

RAS Poster Session
(Chair: Pengling Wang, Tongji University, China)

1. Tram Trajectory Optimization Incorporating Disjunctive Time Constraints from Traffic Lights, Zhuang Xiao1, Pengling Wang2, Qingyuan Wang3, Pengfei Sun3, Xiaoyun Feng31Southwest Jiatong University, Chengdu, China; 2Tongji University, Shanghai, China; 3Southwest Jiaotong University, Chengdu, China.
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
3. Timetable Optimization for Sharing-Corridor Metro Lines under Virtual Coupling, Jianhao Ge, Pengling Wang, Xiaofang Xiao, Tongji University, Shanghai, China.
4. Mixed Transport Strategy for Freight and Passenger Transportation in Metro Systems during Off-peak Hours, Yutao Ye1, Junhua Guo2, Lixin Yan21Tongji University, Shanghai, China; 2East China Jiaotong University, Shanghai, China.
5. A Human-computer Interaction-based Method for Line Plan Adjustment of China High-speed Railway, Cheng Bai, Tongji University, Shanghai, China.
6. Real-Time Prediction of Employee Workload in Digital Railway Control Rooms, Léon Sobrie1, Marijn Verschelde2, Bart Roets31Ghent University, Ghent, Belgium; 2IÉSEG School of Management, Lille, France; 3Infrabel, Brussels, Belgium. Contact: leon.sobrie@ugent.be
7. Remaining Useful Life Prediction of Railroad Components in Amtrak using Conditional Probability Survival Models, Mamadou Seck, Amtrak, Washington
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
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
10. Train Dwell Time Evaluation at High-Passenger-Volume Stations with a Reliability Perspective, Natchaya Tortainchai, University College London, London, United Kingdom.
11. Train Delay Propagations: What Should Be Paid Attention to?, Ping Huang, Shu Liu, Francesco Corman, ETH Zurich, Zurich, Switzerland.

Emerging Rail Technologies
(Chair: Ken Kenjale, Wabtec Corp., Pittsburg, PA)

1. Presenter: Stefano Rieppi, Norfolk Southern Railway, Roswell, GA Presentation
2. Panelist: Rammohan Venugopal, Wabtec, Norcross, GA
3. Panelist: Jason Kuehn, Oliver Wyman, Princeton, NJ
4. Panelist: Andrew Straatveit, Federal Railroad Administration, Herndon, VA

Optimization and Simulation in Railroads
(Chair: Rajah Varadarajan)

1. Optimizing the Rollout of Alternative Propulsion Locomotives Using Full Corridor Simulation, Geordie Roscoe1, Tyler Dick21University 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