Conference Proceedings
Phonological markers of Oxytocin and MDMA ingestion
C Agurto, R Norel, R Ostrand, G Bedi, H De Wit, MJ Baggott, MG Kirkpatrick, M Wardle, GA Cecchi
Proceedings of the Annual Conference of the International Speech Communication Association Interspeech | ISCA-INT SPEECH COMMUNICATION ASSOC | Published : 2017
Abstract
Speech data has the potential to become a powerful tool to provide quantitative information about emotion beyond that achieved by subjective assessments. Based on this concept, we investigate the use of speech to identify effects in subjects under the influence of two different drugs: Oxytocin (OT) and 3, 4-methylenedioxymethamphetamine (MDMA), also known as ecstasy. We extract a set of informative phonological features that can characterize emotion. Then, we perform classification to detect if the subject is under the influence of a drug. Our best results show low error rates of 13% and 17% for the subject classification of OT and MDMA vs. placebo, respectively. We also analyze the performa..
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Awarded by National Institute on Drug Abuse
Funding Acknowledgements
The data used in this work was obtained with grants #DA029679, DA034877, DA026570, and DA02812 from the National Institute on Drug Abuse.