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Highly reproducible eyeblink timing during formula car driving.
Ryota Nishizono1, Naoki Saijo1, Makio Kashino1
1NTT Communication Science Laboratories, Morinosato Wakamiya 3-1, Atsugi, Kanagawa 243-0198, Japan.
Iscience
|June 28, 2023
Summary
Professional race car drivers exhibit predictable eyeblink patterns during driving, not random ones. These patterns correlate with car control and cognitive states, offering insights into expert driving behavior.
Area of Science:
- Neuroscience
- Human-Computer Interaction
- Sports Science
Background:
- Eyeblinks disrupt vision, yet their role in dynamic tasks like driving is poorly understood.
- Previous research on gaze control in driving focused on steering, often ignoring the impact of blinks.
Purpose of the Study:
- To investigate if eyeblink timing follows predictable patterns during high-speed driving.
- To determine the relationship between eyeblink patterns and vehicle control in expert drivers.
Main Methods:
- Studied three top-level racing drivers during practice sessions.
- Acquired data on drivers' eyeblinks and driving behavior simultaneously.
- Analyzed eyeblink timing in relation to specific positions on the race track.
Main Results:
- Eyeblink timing demonstrated reproducible patterns at consistent locations on the race course.
- Identified three key factors influencing eyeblink patterns: individual blink rate, lap pace, and vehicle acceleration.
- Blink patterns were linked to the moment-to-moment demands of car control.
Conclusions:
- Eyeblink patterns in expert drivers are not random but reflect dynamic cognitive states during in-the-wild driving.
- Expert drivers continuously and dynamically adjust their cognitive states, as evidenced by their blinking behavior.
