Qiyuan Peng
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View article: Solving the railway timetable rescheduling problem with graph neural networks
Solving the railway timetable rescheduling problem with graph neural networks Open
This study solves the train timetable rescheduling (TTR) problem from a brand-new perspective. We assume that train traffic controllers take three main actions, i.e., adjusting dwelling times, running times, and train orders, to reschedule…
View article: Enhancing Urban Rail Network Capacity Through Integrated Route Design and Transit-Oriented Development
Enhancing Urban Rail Network Capacity Through Integrated Route Design and Transit-Oriented Development Open
This study presents a method for evaluating and optimizing the service network capacity of Urban Rail Transit Networks (URTNs) based on existing infrastructure conditions. By integrating passenger route choice behavior, the method assesses…
View article: Integrated train rescheduling and speed management in a railway network: A meso-micro approach based on direct multiple shooting and alternating direction method of multipliers
Integrated train rescheduling and speed management in a railway network: A meso-micro approach based on direct multiple shooting and alternating direction method of multipliers Open
The performance of high-speed railway systems is often affected by unavoidable disruptions, which impact the reliability of train operations and passenger satisfaction. In contrast to most existing studies, which focus on either train resc…
View article: Reliability Analysis of Deep Foundation Pit Using the Gaussian Copula-Based Bayesian Network
Reliability Analysis of Deep Foundation Pit Using the Gaussian Copula-Based Bayesian Network Open
Urban underground space development has heightened concerns over the safety of deep foundation pit construction. This study conducted time-series monitoring of critical safety-influencing factors and applied the Gaussian copula-based Bayes…
View article: An influence path analytic study for the operational performance of large passenger railway stations: The China case
An influence path analytic study for the operational performance of large passenger railway stations: The China case Open
View article: Correlation-based feature selection and parallel spatiotemporal networks for efficient passenger flow forecasting in metro systems
Correlation-based feature selection and parallel spatiotemporal networks for efficient passenger flow forecasting in metro systems Open
This paper presents a novel framework for predicting metro passenger flow that is both interpretable and computationally efficient. The proposed method first uses a correlation-based spatiotemporal feature selection strategy (Cor-STFS) to …
View article: A novel method for evaluating load restraint assemblies to ensure the safety of railway freight transportation
A novel method for evaluating load restraint assemblies to ensure the safety of railway freight transportation Open
View article: Simultaneous Separation and Determination of Phenolic Isomers and Analogues in Flue Gas Aerosols
Simultaneous Separation and Determination of Phenolic Isomers and Analogues in Flue Gas Aerosols Open
View article: Resilience Enhancement of an Urban Rail Transit Network by Temporarily Adjusting Regular Bus Transit Operation
Resilience Enhancement of an Urban Rail Transit Network by Temporarily Adjusting Regular Bus Transit Operation Open
Both urban rail transit (URT) and regular bus transit (RBT) systems are essential components of a multi-modal transport system in metropolises. The efficient and effective cooperation between URT and RBT systems plays an important role in …
View article: Dynamic train dwell time forecasting: a hybrid approach to address the influence of passenger flow fluctuations
Dynamic train dwell time forecasting: a hybrid approach to address the influence of passenger flow fluctuations Open
Train timetables and operations are defined by the train running time in sections, dwell time at stations, and headways between trains. Accurate estimation of these factors is essential to decision-making for train delay reduction, train d…
View article: Statistical Analysis of Train Operation and Passenger Distribution Based on Real Records: A Case Study of Wuhan-Guangzhou HSR
Statistical Analysis of Train Operation and Passenger Distribution Based on Real Records: A Case Study of Wuhan-Guangzhou HSR Open
This paper summarizes the results of an effort aimed at improving train operation schedules on Wuhan-Guangzhou high-speed railway (WG-HSR). The real-record train operation and passenger tickets-booking records of WG-HSR are used for statis…
View article: Path-Based Approach for Expanding Rail Transit Network in a Metropolitan Area
Path-Based Approach for Expanding Rail Transit Network in a Metropolitan Area Open
Rail transit network design is an important strategic problem in determining the layout of infrastructure and improving operating performance. A core transit network with multiclass rail transit systems has been constructed in many metropo…
View article: Data-driven decision support for rail traffic control: A predictive approach
Data-driven decision support for rail traffic control: A predictive approach Open
View article: Measures of Accessibility on an Urban Rail Transit System from the Perspective of Passengers’ Travels
Measures of Accessibility on an Urban Rail Transit System from the Perspective of Passengers’ Travels Open
View article: Multiscenario-Based Train Headway Analysis under Virtual Coupling System
Multiscenario-Based Train Headway Analysis under Virtual Coupling System Open
Chinese high-speed railway has implemented large-scale network operation with an urgent need for capacity improvement. The concept of virtual coupling seems to be a promising solution that provides a new operational scenario for high-speed…
View article: Strategies to Enhance the Resilience of an Urban Rail Transit Network
Strategies to Enhance the Resilience of an Urban Rail Transit Network Open
An urban rail transit (URT) system is an important component of an urban infrastructure system; however, it is vulnerable to disturbances, such as natural disasters and terrorist attacks. Constructing a highly resilient URT network has pra…
View article: Perceived Trip Time Reliability and Its Cost in a Rail Transit Network
Perceived Trip Time Reliability and Its Cost in a Rail Transit Network Open
Time reliability in a Rail Transit Network (RTN) is usually measured according to clock-based trip time, while the travel conditions such as travel comfort and convenience cannot be reflected by clock-based trip time. Here, the crowding le…
View article: Integrated Optimization of a Metro Timetable Considering Energy Conservation and Cross-Mode Passenger Transfer
Integrated Optimization of a Metro Timetable Considering Energy Conservation and Cross-Mode Passenger Transfer Open
View article: Customers’ preferences for freight service attributes of China Railway Express
Customers’ preferences for freight service attributes of China Railway Express Open
View article: Passenger Demand-Oriented High-Speed Train Stop Planning with Service-Node Features Analysis
Passenger Demand-Oriented High-Speed Train Stop Planning with Service-Node Features Analysis Open
As a critical foundation for train traffic management, a train stop plan is associated with several other plans in high-speed railway train operation strategies. The current approach to train stop planning in China is based primarily on pa…
View article: Effects of Link Capacity Reductions on the Reliability of an Urban Rail Transit Network
Effects of Link Capacity Reductions on the Reliability of an Urban Rail Transit Network Open
Link capacity reductions, which occur often, degrade the service quality and performance of urban rail transit (URT) networks. To measure the reliability of a URT network when link capacity reductions occur in a given time period, the pass…
View article: Evaluating Railway Operation Safety Situation in China Based on an Improved TOPSIS Method: A Regional Perspective
Evaluating Railway Operation Safety Situation in China Based on an Improved TOPSIS Method: A Regional Perspective Open
The evaluation of the railway operation safety situation is important for managers to ensure transportation safety and make control decisions. In this study, first, six situation indicators are designed from a regional perspective based on…
View article: DESIGN OF HIGH-SPEED RAILWAY (HSR) LONG-DISTANCE TUNNEL INDEPENDENT CONTROL NETWORK
DESIGN OF HIGH-SPEED RAILWAY (HSR) LONG-DISTANCE TUNNEL INDEPENDENT CONTROL NETWORK Open
Establishing a high-speed railway long-distance tunnel independent control network according to “one point and one direction” will often produce lateral deviation and long and short chains in the joint section. It is necessary to take tech…
View article: A Fast Approach for Reoptimization of Railway Train Platforming in Case of Train Delays
A Fast Approach for Reoptimization of Railway Train Platforming in Case of Train Delays Open
Train platforming is critical for ensuring the safety and efficiency of train operations within the stations, especially when unexpected train delays occur. This paper studies the problem of reoptimization of train platforming in case of t…
View article: A Mixed Integer Linear Programming Model for Rolling Stock Deadhead Routing before the Operation Period in an Urban Rail Transit Line
A Mixed Integer Linear Programming Model for Rolling Stock Deadhead Routing before the Operation Period in an Urban Rail Transit Line Open
In an urban rail transit line, train services are performed by the rolling stocks that are initially stored at depots. Before the start of the operation period, rolling stocks consecutively leave the depots and run without passengers (dead…
View article: Optimization of High-Speed Railway Line Planning Considering Extra-Long Distance Transportation
Optimization of High-Speed Railway Line Planning Considering Extra-Long Distance Transportation Open
Network line planning optimal considering extra-long distance transportation can adapt to high-speed railway (HSR) network operation environment and meet the demand of extra-long distance travel. First, the distance of 1500 km or more is d…
View article: Integrated Optimization on Energy Saving and Quality of Service of Urban Rail Transit System
Integrated Optimization on Energy Saving and Quality of Service of Urban Rail Transit System Open
Optimizing to increase the utilization ratio of regenerative braking energy reduces energy consumption, and can be done without increasing the deviation of train running time in one circle. The latter entails that the train timetable is up…
View article: DESIGN OF HIGH-SPEED RAILWAY (HSR) LONG-DISTANCE TUNNEL INDEPENDENT CONTROL NETWORK
DESIGN OF HIGH-SPEED RAILWAY (HSR) LONG-DISTANCE TUNNEL INDEPENDENT CONTROL NETWORK Open
Establishing a high-speed railway long-distance tunnel independent control network according to “one point and one direction” will often produce lateral deviation and long and short chains in the joint section. It is necessary to take tech…
View article: THE MEASUREMENT OF HIGH-SPEED RAILWAY (HSR)-PRECISION ENGINEERING
THE MEASUREMENT OF HIGH-SPEED RAILWAY (HSR)-PRECISION ENGINEERING Open
The paper proposed the optimization of the network construction timing of the control network according to the specific conditions of the survey route. Moreover, presented here are the adjustments according to the layout requirements of th…
View article: Connectivity Reliability on an Urban Rail Transit Network from the Perspective of Passenger Travel
Connectivity Reliability on an Urban Rail Transit Network from the Perspective of Passenger Travel Open