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Author

Grace A. Douglas

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Sep 2026

A distracted driver behavior typology: The role of regulatory environments.

Distracted driving is a recognized pedestrian safety risk, yet behavioral heterogeneity within distraction periods remains poorly characterized. We analyze 39,271 one-second observations from 720 naturalistic crosswalk traversals (162 drivers, SHRP2 NDS, 2008-2013) using a Hidden Markov Model (HMM) and Gaussian Mixture...

Grace A. Douglas, Linda Ng Boyle · 0 citations

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