Zhengyi Cai
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View article: Real-Time Traffic Arrival Prediction for Intelligent Signal Control Using a Hidden Markov Model-Filtered Dynamic Platoon Dispersion Model and Automatic License Plate Recognition Data
Real-Time Traffic Arrival Prediction for Intelligent Signal Control Using a Hidden Markov Model-Filtered Dynamic Platoon Dispersion Model and Automatic License Plate Recognition Data Open
Accurate prediction of downstream vehicle arrivals is pivotal for intelligent signal control, yet many advanced controllers depend on high-resolution trajectories that are rarely available outside connected-vehicle settings. We present a d…
View article: Translating GPS Data into High-Fidelity Labeled Mobile Signaling Data: A Deep Reinforcement Learning Framework for Generating Application-Ready Cellular Trajectories
Translating GPS Data into High-Fidelity Labeled Mobile Signaling Data: A Deep Reinforcement Learning Framework for Generating Application-Ready Cellular Trajectories Open
View article: Monitoring ride‐hailing passenger security risk: An approach using human geography data
Monitoring ride‐hailing passenger security risk: An approach using human geography data Open
Ride‐hailing services pose significant security challenges for passengers, underscoring the need for effective security risk monitoring. While extensive research has addressed various aspects of ride‐hailing, few studies specifically focus…
View article: Urban Traffic Flow Prediction Based on Bayesian Deep Learning Considering Optimal Aggregation Time Interval
Urban Traffic Flow Prediction Based on Bayesian Deep Learning Considering Optimal Aggregation Time Interval Open
Predicting short-term urban traffic flow is a fundamental and cost-effective strategy in traffic signal control systems. However, due to the interrupted, periodic, and stochastic characteristics of urban traffic flow influenced by signal c…
View article: Impact of combination of intermittent theta burst stimulation and methadone maintenance treatment in individuals with opioid use disorder: A comparative study
Impact of combination of intermittent theta burst stimulation and methadone maintenance treatment in individuals with opioid use disorder: A comparative study Open
Prior studies indicate that subjects undergoing methadone maintenance therapy (MMT) may experience anxiety, depression and cravings. This study aimed to explore the impact of intermittent theta burst stimulation (iTBS)-MMT combination on c…
View article: A Hybrid Deep Learning Model for Link Dynamic Vehicle Count Forecasting with Bayesian Optimization
A Hybrid Deep Learning Model for Link Dynamic Vehicle Count Forecasting with Bayesian Optimization Open
The link dynamic vehicle count is a spatial variable that measures the traffic state of road sections, which reflects the actual traffic demand. This paper presents a hybrid deep learning method that combines the gated recurrent unit (GRU)…
View article: Attention mechanism‐based model for short‐term bus traffic passenger volume prediction
Attention mechanism‐based model for short‐term bus traffic passenger volume prediction Open
To explore the relevance between bus stops and make the real‐time prediction of bus passenger flow more accurate, this paper proposes a Traffic Forecast Model based on the Attention mechanism (TFMA). The model combines data preprocessing w…
View article: Pricing iterative optimization for multi‐agent simulation of setting electric vehicle charging model in public parking lots
Pricing iterative optimization for multi‐agent simulation of setting electric vehicle charging model in public parking lots Open
Despite the increasing scale of the electric vehicle market in recent years, in view of the long charging time of EVs (Electric Vehicles), the accessibility of charging facilities is still an obstacle to the rapid development of EVs. There…
View article: Passenger-to-Car Assignment Optimization Model for High-Speed Railway with Risk of COVID-19 Transmission Consideration
Passenger-to-Car Assignment Optimization Model for High-Speed Railway with Risk of COVID-19 Transmission Consideration Open
Narrow and closed spaces like high-speed train cabins are at great risk for airborne infectious disease transmission. With the threat of COVID-19 as well as other potential contagious diseases, it is necessary to protect passengers from in…
View article: A Novel Trip Coverage Index for Transit Accessibility Assessment Using Mobile Phone Data
A Novel Trip Coverage Index for Transit Accessibility Assessment Using Mobile Phone Data Open
Transit accessibility is an important measure on the service performance of transit systems. To assess whether the public transit service is well accessible for trips of specific origins, destinations, and origin-destination (OD) pairs, a …
View article: Traffic design and signal timing of staggered intersections based on a sorting strategy
Traffic design and signal timing of staggered intersections based on a sorting strategy Open
A staggered intersection is a special type of intersection in a road network. Its geographical characteristics consist of two T-legged intersections that cause the lost time per cycle to become longer than at cross intersections under conv…