Search Results - "Arvin, Ramin"

Exploring the who, what, when, where, and why of automated vehicle disengagements by Boggs, Alexandra M., Arvin, Ramin, Khattak, Asad J.

“…•Who: Human-initiated disengagements are more likely than automated driving systems (ADS) initiated disengagements.•What/why: ADS-initiated disengagements are…”
Get full text

Pedestrian Crash Exposure Analysis Using Alternative Geographically Weighted Regression Models by Almasi, Seyed Ahmad, Behnood, Hamid Reza, Arvin, Ramin

“…In order to develop a sustainable, safe, and dynamic transportation system, proper attention must be paid to the safety of pedestrians. The purpose of this…”
Get full text

Classifying travelers' driving style using basic safety messages generated by connected vehicles: Application of unsupervised machine learning by Mohammadnazar, Amin, Arvin, Ramin, Khattak, Asad J.

“…•Framework to harness Basic Safety Messages generated by connected vehicles.•Instantaneous driving behavior analyzed using temporal driving…”
Get full text

Automated vehicle data pipeline for accident reconstruction: New insights from LiDAR, camera, and radar data by Beck, Joe, Arvin, Ramin, Lee, Steve, Khattak, Asad, Chakraborty, Subhadeep

“…•AV collision reports in California were analyzed and then simulated in the CARLA environment.•A data pipeline was developed that using simulated data from all…”
Get full text

Advancing investigation of automated vehicle crashes using text analytics of crash narratives and Bayesian analysis by Lee, Steve, Arvin, Ramin, Khattak, Asad J.

“…•Based on AV collision reports, gaps in the safety performance of automated vehicles (AVs) are identified.•This study untangles relationships among pre-crash…”
Get full text

The role of pre-crash driving instability in contributing to crash intensity using naturalistic driving data by Arvin, Ramin, Kamrani, Mohsen, Khattak, Asad J.

“…•Developing a framework to quantify instability in driving prior to crash occurrence.•Exploring the association of driving instability, in terms of volatility,…”
Get full text

Safety critical event prediction through unified analysis of driver and vehicle volatilities: Application of deep learning methods by Arvin, Ramin, Khattak, Asad J., Qi, Hairong

“…•Conducted analysis of linked data on vehicle kinematics, driving volatility and driver distraction.•Developed a deep learning framework to predict occurrence…”
Get full text

Safety evaluation of connected and automated vehicles in mixed traffic with conventional vehicles at intersections by Arvin, Ramin, Khattak, Asad J., Kamrani, Mohsen, Rio-Torres, Jackeline

“…Connected and Automated Vehicles (CAVs) can potentially improve the performance of the transportation system by reducing human errors. This paper investigates…”
Get full text

Integration of automated vehicles in mixed traffic: Evaluating changes in performance of following human-driven vehicles by Mahdinia, Iman, Mohammadnazar, Amin, Arvin, Ramin, Khattak, Asad J.

“…•Experimental results show that automated vehicles can induce behavioral changes in following conventional vehicle drivers.•Drivers exhibit lower driving…”
Get full text

Extracting Useful Information from Basic Safety Message Data: An Empirical Study of Driving Volatility Measures and Crash Frequency at Intersections by Kamrani, Mohsen, Arvin, Ramin, Khattak, Asad J.

“…With the emergence of high-frequency connected and automated vehicle data, analysts can extract useful information from them. To this end, the concept of…”
Get full text

Exploring pathways from driving errors and violations to crashes: The role of instability in driving by Ahmad, Numan, Arvin, Ramin, Khattak, Asad J.

“…•Driving errors and violations can lead to safety–critical events (SCEs).•A safe system path analysis approach is applied to account for vehicle instability…”
Get full text

How instantaneous driving behavior contributes to crashes at intersections: Extracting useful information from connected vehicle message data by Arvin, Ramin, Kamrani, Mohsen, Khattak, Asad J.

“…•Big data generated by connected vehicles is harnessed for proactive safety management.•A new framework to quantify the variations in driving behavior is…”
Get full text

Driving impairments and duration of distractions: Assessing crash risk by harnessing microscopic naturalistic driving data by Arvin, Ramin, Khattak, Asad J.

“…•How are duration of distraction and impairment related to safety critical events.•Classify secondary tasks performed by drivers prior to crash or…”
Get full text

How is the duration of distraction related to safety–critical events? Harnessing naturalistic driving data to explore the role of driving instability by Ahmad, Numan, Arvin, Ramin, Khattak, Asad J.

“…Introduction: Due to a variety of secondary tasks performed by drivers, distracted driving has become a critical concern. At 50 mph, sending/reading a text for…”
Get full text

Safety, Energy, and Emissions Impacts of Adaptive Cruise Control and Cooperative Adaptive Cruise Control by Mahdinia, Iman, Arvin, Ramin, Khattak, Asad J., Ghiasi, Amir

“…Connected and automated vehicle technologies have the potential to significantly improve transportation system performance. In particular, advanced…”
Get full text

Predicting intersection crash frequency using connected vehicle data: A framework for geographical random forest by Gu, Yangsong, Liu, Diyi, Arvin, Ramin, Khattak, Asad J., Han, Lee D.

“…•Big data generated by connected vehicles is used for proactive safety management.•A new Geographical Random Forest model is developed to uncover spatial…”
Get full text

Analyzing drivers’ hazard recognition: Precursors to single-vehicle collisions by Jerome, Zachary, Arvin, Ramin, Khattak, Asad J.

“…Extensive driver behavior and performance information provided by real-world video surveillance and sensor data in the SHRP2 Naturalistic Driving Study has…”
Get full text

Incorporating driving volatility measures in safety performance functions: Improving safety at signalized intersections by Mohammadnazar, Amin, Patwary, A. Latif, Moradloo, Nastaran, Arvin, Ramin, Khattak, Asad J.

“…•To develop safety performance functions at intersections, we harness connected vehicle data.•Millions of Basic Safety Messages are used to develop volatility…”
Get full text

Study on mobile phone use while driving in a sample of Iranian drivers by Arvin, Ramin, Khademi, Mostafa, Razi-Ardakani, Hesamoddin

“…The use of cell phone is a significant source of driver distraction. Phone use while driving can impair a number of factors critical for safe driving which can…”
Get full text

A geographically weighted regression to estimate the comprehensive cost of traffic crashes at a zonal level by Hezaveh, Amin Mohamadi, Arvin, Ramin, Cherry, Christopher R.

“…•HBA attribute crash to the home-address of traffic victim.•We explored comprehensive cost of traffic crashes at the census tract level (CCCPC).•GWPR model was…”
Get full text