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stat.AP2026
A Portfolio-Anchored Frequency-Severity Risk Index for Trip and Driver Assessment Using Telematics Signals
Jongtaek Lee, Andrei Badescu, X. Sheldon Lin
In this paper, we propose a novel frequency-severity joint trip-level risk index that combines the frequency of abnormal driving patterns with a severity component reflecting how e…
stat.AP2025
Assessing Driving Risk Through Unsupervised Detection of Anomalies in Telematics Time Series Data
Ian Weng Chan, Andrei L. Badescu, X. Sheldon Lin
Vehicle telematics provides granular data for dynamic driving risk assessment, but current methods often rely on aggregated metrics (e.g., harsh braking counts) and do not fully ex…