Naturalistic Driving Study: Alcohol Sensor Performance (2015) / Chapter Skim
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2Overview Alcohol-impaired driving continues to be a significant public health concern. In 2011, 9,878 people were killed as a result of drunk driving in the United States, representing 31% of all traffic fatalities (1)
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3 set. This was a limited exploratory effort that sought to develop an alcohol-detection algorithm from the SHRP 2 alcohol sensor and apply that algorithm to a selection of SHRP 2 trips.
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4was primarily accomplished through the development of a gold standard data set through experimental in-vehicle testing and extensive data reduction of SHRP 2 trips for signs of impairment. The objectives of the effort were to develop 0 10 20 30 3600 3700 3800 3900 4000 4100 BrAC = 0.013 Fi lte re d al co ho l d at a 0 10 20 30 -4 -3 -2 -1 0 1 G ra di en t o f f ilt er ed a lc oh ol d at a 0 10 20 30 0 20 40 60 Sp ee d, m ph Time, minutes 0 10 20 30 3600 3700 3800 3900 4000 4100 BrAC = 0.031 0 10 20 30 -4 -3 -2 -1 0 1 0 10 20 30 0 20 40 60 Time, minutes 0 10 20 30 3600 3700 3800 3900 4000 4100 BrAC = 0.133 0 10 20 30 -4 -3 -2 -1 0 1 0 10 20 30 0 20 40 60 Time, minutes Figure 1.2.
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