Deconvolving Sympathetic and Parasympathetic Tone to Quantify Driver Overload
Computing LF/HF frequency ratios and RMSSD metrics over rolling 60-second windows to detect severe stress, rage, or impending drowsiness.
Automated Cabin Environmental Calming
When extreme sympathetic activation is detected, the vehicle subtly shifts ambient lighting to calming blue, releases natural aroma diffusions, and lowers cabin temperatures.
- Continuous evaluation of RMSSD, SDNN, and LF/HF ratio metrics.
- Predicts road-rage incidents up to 45 seconds before aggressive maneuvers.
- Dynamic triggering of seat massage and haptic relaxation breathing guides.
- Export of encrypted autonomic stress summaries to driver health dashboards.
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