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steer » steel (Expand Search)
1 decrease » _ decreased (Expand Search), _ decreases (Expand Search)
_ decrease » _ decreased (Expand Search), _ decreases (Expand Search), _ decreasing (Expand Search)
a decrease » _ decreased (Expand Search), _ decreases (Expand Search)
steer » steel (Expand Search)
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Driver Drowsiness Detection Study using Heart Rate Variability analysis in Virtual Reality Environment
Published 2018“…As it can be seen from Fig. 4, there is a significant difference in the LF/HF ratios, as it decreased drastically from 4.164 (Fig. 4A) when subject was awake to 1.355 (Fig. 4B) when subject was drowsy. …”
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