YaBeSH Digital Library: Recent submissions
Now showing items 9981-10000 of 316660
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Cyclist Perception–Reaction Time and Stopping Sight Distance for Unexpected Hazards
(American Society of Civil Engineers, 2025)Cyclist perception–reaction time and deceleration rate have not been previously measured for unexpected hazards, which is a major knowledge gap for the design of safe bicycle facilities. This research aims to determine the ... -
How Income and Risk Preferences Shape Travel Choices under Uncertainty: Insights from a Multiround Game
(American Society of Civil Engineers, 2025)With the development of multimodal transportation systems, travelers face various choices to decide how to travel from one place to another. Given uncertainty, former experience, and individual characteristics such as ... -
Radar–Vision Fusion Method for Traffic Event Detection with Roadside Perception
(American Society of Civil Engineers, 2025)Detecting traffic flow and events on highways is conventionally dominated by vision-centric approaches and rule-based methods. These systems focus on identifying both micro (e.g., wrong-way driving, abnormal parking, ... -
Vehicle Classification in Intelligent Transportation Systems: Enhanced CNN Approach and Data Set Expansion
(American Society of Civil Engineers, 2025)Vehicle classification systems are a crucial component of intelligent transportation systems (ITS). Improving the accuracy and efficiency of image recognition for vehicle classification based on the number of axles is vital ... -
Application of Crowd-Sourced Speed Data in Developing Free-Flow Speed Models
(American Society of Civil Engineers, 2025)Free-flow speed (FFS) is a critical input to many transportation engineering applications, including capacity estimation, congestion measurement, level of service assessment, and speed limit setting. Traditionally, ... -
Measuring Route Travel Time Reliability in an Urban Rail Transit Network
(American Society of Civil Engineers, 2025)Different from an urban road traffic system, an urban rail transit (URT) system operates on a relatively punctual schedule. However, as urban rail transit networks (URTNs) expand and become increasingly complex, the ... -
Effect of a Novel Framework for Transit Signal Priority Systems on Urban Networks: A Real-World Case Study
(American Society of Civil Engineers, 2025)Transit signal priority (TSP) is a crucial tool for enhancing the efficiency of urban public transportation. However, implementing control algorithms within a TSP system presents several challenges, including data transmission, ... -
Impact of On-Curve Speed Variability on the Safety and Consistency Assessment of a Two-Lane Rural Highway in Mountainous Terrain
(American Society of Civil Engineers, 2025)This study investigates how the speed variability on curves affects the geometric design consistency and safety assessment of a two-lane undivided rural highway in mountainous terrain. Previous studies have shown that speed ... -
STA-CDTM: A Cross-Domain Trajectory-Matching Framework of Roadside Sensors Based on Spatiotemporal Propagation Characteristics
(American Society of Civil Engineers, 2025)Matching trajectory segments from different roadside sensors to form continuous, regional-level trajectories has become an emerging topic for cooperative vehicle infrastructure systems (CVIS). The current appearance-based ... -
Where to Implement Leading Pedestrian Intervals: An Examination of Turning Vehicle–Pedestrian Crashes at Signalized Intersections
(American Society of Civil Engineers, 2025)Pedestrian safety is a critical transportation and public health issue, with fatalities increasing substantially over the past decade. Given this trend, it is important to understand where and when to most effectively ... -
Three-Dimensional Analysis of Buttress and Cross Walls on Controlling Wall Deformation Induced by Deep Excavation
(American Society of Civil Engineers, 2025)The buttress and cross walls are commonly used to control wall deformation induced by deep excavations. In this paper, the optimum performance of the buttress wall along two cross-wall intervals in deep excavations is ... -
Investigating the Impact of Pedestrian Hybrid Beacons on the Effectiveness of Adaptive Traffic Control Systems
(American Society of Civil Engineers, 2025)Many transportation agencies have been deploying adaptive traffic control systems (ATCSs) to enhance the efficiency of signalized intersections and arterial networks. However, the benefits of ATCSs vary across roadways due ... -
YOLOv5-LC: Enhancing Vehicle Detection for Evening Rushing Hour
(American Society of Civil Engineers, 2025)In order to address the challenges of low lighting and overlapping vehicles in the detection of vehicles during the evening rush hour, this article proposes a new model YOLOv5-LC based on YOLOv5s. First, to solve the problem ... -
Reducing EMS Response Time to Crash Sites under Adverse Pavement Surface Conditions
(American Society of Civil Engineers, 2025)Emergency medical services (EMS), also known as ambulance or paramedics services, play a critical role in saving lives by providing patients with the earliest urgent medical care and transportation to medical facilities. ... -
Exploring the Impact of Extreme Weather on Urban Road Traffic Networks Based on Percolation Theory
(American Society of Civil Engineers, 2025)Urban transportation, a vital artery for production and daily life, often suffers severe disruption during extreme weather events. Specifically, coastal cities often face the brunt of extreme weather events, including ... -
Modeling Delays at Signalized Intersections under Mixed Traffic Conditions
(American Society of Civil Engineers, 2025)Control delay is a key metric for evaluating traffic efficiency at signalized intersections, and its accurate estimation is crucial for effective intersection management and signal optimization. Traditional field studies ... -
Lane-Changing Decision Model of Connected and Autonomous Vehicles in Merging Area Based on Game Theory
(American Society of Civil Engineers, 2025)To enhance safety and comfort in merging zones characterized by complex interactive behaviors within mixed traffic flows of connected and autonomous vehicles (CAVs) and human-driven vehicles (HVs), this study develops a ... -
Exploring Characteristics of Road Closures Caused by Bridge Traffic Crashes: A Case Study in Pennsylvania
(American Society of Civil Engineers, 2025)When crashes occur, roadways often need to be closed for emergency response, which would greatly interrupt traffic operations. Many studies have discussed the road closure issue caused by crashes, but few of them have ... -
A Multistep Reinforcement Learning–Based Economic Adaptive Cruise Control Strategy for Electric Vehicles in a Car-Following Scenario
(American Society of Civil Engineers, 2025)To simultaneously achieve vehicle safety, riding comfort, longer battery life, and energy economy of electric vehicles (EVs) in a car-following scenario, this paper proposed an economic adaptive cruise control (Eco-ACC) ... -
Deep Learning–Based Spatial Translation of Traffic Prediction Using Newell’s Theory
(American Society of Civil Engineers, 2025)Spatiotemporal traffic flow forecasting using deep learning (DL) models typically relies on convolutional or graph-convolutional filters combined with recurrent neural networks to capture both spatial and temporal dependencies ...