TREC research addresses complex transportation problems by drawing on multiple disciplines, including engineering, planning, economics and design, from across the Portland State University campus. Use the search box at right to search for a specific project.
NOTE: If you're looking for projects from our partner campuses, use the NITC research search.
Research Highlights
Measuring the Impacts of Social Media on Advancing Public Transit
Jenny Liu
(Jeff) Xuegang Ban
This project is a collaboration between Portland State University (PSU) and the Center for Infrastructure Transportation & Environment (CITE) at Rensselaer Polytechnic Institute seeking to develop performance measures for assessing the impacts of social media on promoting public transit. Revolutionary changes have occurred in the communication landscape, and there has been a rapid diffusion of social media use as a means of communicating transit information to the public. Significant resource...
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Human Centricity through AI - Innovating Public Engagement for Transportation Projects with Large Language Models
Antonie Jetter
Ameeta Agrawal
Researchers created a qualitative dataset of public planning documents, community comments, forum conversations, newspaper articles, etc., about the SW Corridor Lightrail project in Portland, OR. The team will use this dataset to set up a series of experiments enabled by the ChatGPT4 LLM from Open.AI. This will provide preliminary insights into the potential of LLMs as data interpretation aids.
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