Scientists say it has the potential to deliver 'just-in-time interventions' to prevent future alcohol-related road injuries and deaths
Sensors in smartphones may be able to detect how drunk a person is based on changes in their voice, according to a small study.
He added: “While we aren’t pioneers in highlighting the changes in speech characteristics during alcohol intoxication, I firmly believe our superior accuracy stems from our application of cutting-edge advancements in signal processing, acoustic analysis, and machine learning.
The researchers also measured each person’s breath alcohol levels at the beginning of the study and every 30 minutes for up to seven hours. Using digital programmes, the researchers were able isolate the speaker’s voices and analyse measures such as frequency and pitch in one-second increments.
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