ITS Publications - The Institute of Transportation Studies at UC Irvine

research report | March 03, 2026

research report | February 2026

Development of New Privacy-preserving Method for Traffic Data Collection and Analysis: The Bathtub Model Approach

Wenlong Jin, Joseph H. F. Lo

Preprint Journal Article | October 21, 2025

Preprint Journal Article | August 2025

Alexander Hammerl, Wenlong Jin, Ravi Seshadri, Thomas Kjær Rasmusssen and Otoo Anker Nielsen (2025) “Optimal Evacuation Control in Large Urban Networks With Stochastic Demand”. arXiv.

Preprint Journal Article | July 17, 2026

Preprint Journal Article | August 2025

Alexander Hammerl, Wenlong Jin, Ravi Seshadri, Thomas Kjær Rasmussen and Otto Anker Nielsen (2025) “Risk Aware Reservoir Control For Safer Urban Traffic Networks”. arXiv.

Preprint Journal Article | October 21, 2025

Preprint Journal Article | May 2025

Wen-Long Jin and Irene Martinez (2025) “Monotone three-dimensional surface and equivalent formulations of the generalized bathtub model”. arXiv.

Preprint Journal Article | December 31, 2025

Preprint Journal Article | May 2025

Wen-Long Jin (2025) “Provably safe and human-like car-following behaviors: Part 2. A parsimonious multi-phase model with projected braking”. arXiv.

Preprint Journal Article | September 24, 2026

Preprint Journal Article | May 2025

Wen-Long Jin (2025) “Provably safe and human-like car-following behaviors: Part 1. Analysis of phases and dynamics in standard models”. arXiv.

policy brief | October 27, 2025

policy brief | January 2025

Wen-Long Jin (2025) The Missing Link in Automated Vehicle Safety: Projected Braking and Realistic Driving Behavior. Policy Brief UC-ITS-2022-39. University of California Institute of Transportation Studies.

conference paper | January 07, 2026

conference paper | January 2025

Chenyu Yuan, Sara-Grace Lien, Wen-Long Jin and Stephen Ritchie (2025) “Optimizing Prompt Engineering for LLMs in Transportation: A Freeway Segment Analysis Case Study”, in Proceedings, 104th Annual Meeting of the Transportation Research Board. Washington, D.C..

conference paper | June 12, 2026

conference paper | January 2025

Jooneui Hong and Wen-Long Jin (2025) “Detecting Traffic Sensor Malfunctions Through Lane-to-Lane Correlation Analysis: A Comparative Study Using Next-Generation Simulation and Performance Measurement System Data Sets”, in Proceedings, 104th Annual Meeting of the Transportation Research Board. Washington, D.C..

policy brief | September 21, 2026

policy brief | January 2025

Wen-Long Jin and Joseph Lo (2025) Using a “Bathtub Model” to Analyze Travel Can Protect Privacy While Providing Valuable Insights. Policy Brief UC-ITS-2022-45. University of California Institute of Transportation Studies.

published journal article | April 16, 2026

published journal article | November 2024

Ximeng Fan, Wen-Long Jin and Penghang Yin (2024) “Two-Step Quadratic Programming for Physically Meaningful Smoothing of Longitudinal Vehicle Trajectories”, Transportation Science, 58(6), pp. 1371–1388.

policy brief | December 31, 2025

policy brief | August 2024

Wenlong Jin (2024) A New Approach to Calculating Dynamic Pricing of High-Occupancy-Toll (HOT) Lanes Can Improve the Performance of Travel Corridors. Policy Brief. UC ITS.

published journal article | April 28, 2026

published journal article | August 2024

Irene Martínez and Wen-Long Jin (2024) “Dynamic Distance-Based Pricing Scheme for High-Occupancy-Toll Lanes Along a Freeway Corridor”, IEEE Transactions on Intelligent Transportation Systems, 25(8), pp. 9344–9363.

published journal article | October 02, 2026

published journal article | August 2024

Irene Martínez and Wen-Long Jin (2024) “Priority queue formulation of agent-based bathtub model for network trip flows in the relative space”, Transportation Research Part C: Emerging Technologies, p. 104765.

conference paper | December 31, 2025

conference paper | January 2024

Ximeng Fan, Xuting Wang and Wen-Long Jin (2024) “Quadratic Programming Method for Vehicle Trajectory Imputation Using Fixed and Mobile Sensor Data”.

published journal article | April 16, 2026

published journal article | September 2023

Wenlong Jin (2023) “Multi-phase Projection-based Model of Provably Safe and Human-like Car-Following Behaviors”, Transportation Research Part B [Preprint].

Preprint Journal Article | December 31, 2025

Preprint Journal Article | September 2023

Irene Martínez and Wen-Long Jin (2023) “Dynamic distance-based pricing scheme for high-occupancy-toll lanes along a freeway corridor”. arXiv.

Preprint Journal Article | December 31, 2025

Preprint Journal Article | September 2023

Irene Martinez and Wen-long Jin (2023) “Priority Queue Formulation of Agent-Based Bathtub Model for Network Trip Flows in the Relative Space”. arXiv.

conference paper | October 21, 2025

conference paper | July 2023

Ximeng Fan, Wenlong Jin and Penghang Yin (2023) “Two-step quadratic programming for physically meaningful smoothing of longitudinal vehicle trajectories”.

conference paper | May 24, 2026

conference paper | July 2023

Irene Martinez and Wenlong Jin (2023) “Priority Queue Formulation of Agent-Based Bathtub Model for Network Trip Flows in the Relative Space”.