3 papers
cs.LG2026
Multi-modal Rail Crossing Safety Analysis
Paimon Goulart, Chansong Lim, NÃcolas Roque dos Santos +4
Given one or more images of a railway crossing, can we leverage visual cues that allow us to robustly estimate how safe it is? Can we improve our ability to do so by introducing st…
cs.IR2025
A Real-Time System to Populate FRA Form 57 from News
Chansong Lim, Haz Sameen Shahgir, Yue Dong +2
Local railway committees need timely situational awareness after highway-rail grade crossing incidents, yet official Federal Railroad Administration (FRA) investigations can take d…
cs.CL2025
ExpertGenQA: Open-ended QA generation in Specialized Domains
Haz Sameen Shahgir, Chansong Lim, Jia Chen +2
Generating high-quality question-answer pairs for specialized technical domains remains challenging, with existing approaches facing a tradeoff between leveraging expert examples a…