Published 2025 | Version v8
Dataset Open

Machine Learning Algorithms Can Predict Emotional Valence Across Ungulate Vocalizations

Description

This repository contains supplemental data associated with the study. It includes the following documents:

  1. SoundsDatabase.zip : A folder containing 3,181 individual audio recordings of animal contact calls. Each file is labeled with metadata including species, context of production, and emotional valence (positive/negative).
  2. Data S1: A spreadsheet with detailed information for each call, including animal ID, species, call type, emotional valence, context of production, number of calls, and references to the studies from which the calls were collected.

Files

Data S1.zip

Files (286.9 MB)

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Additional details

Funding

Swiss National Science Foundation

References

  • Padilla de la Torre M., Hillmann E., Briefer E. F. 2015. Vocal expression of emotion in cattle. In Proc. 25th Int. Congress of the Bioacoustics Council, Murnau, Germany, 7–12 September 2015.
  • Briefer, E. F. Tettamanti, F., McElligott, A. G. 2015. Emotions in goats: mapping physiological, behavioural and vocal profiles. Animal Behaviour 99, 131–143.
  • Briefer, E. F. Maigrot, A. L., Mandel, R. Freymond, S. B., Bachmann, I., Hillmann, E. 2015. Segregation of information about emotional arousal and valence in horse whinnies. Scientific Reports 5, 9989.
  • Briefer, E. F., Vizier, E., Gygax, L., Hillmann, E. 2019. Expression of emotional valence in pig closed-mouth grunts: involvement of both source- and filter-related parameters. The Journal of the Acoustical Society of America. 145, 2895.
  • Maigrot, A. L., Hillmann, E., Anne, C., Briefer, E. F. 2017. Vocal expression of emotional valence in Przewalski's horses (Equus przewalskii). Scientific Reports 7, 8779.
  • Lefèvre, R., Filippi, P., Leboffe, A., Briefer, E. F. In prep. Emotions in Sheep (Ovis aries): A Quantitative Approach.
  • Maigrot, A. L., Hillmann, E., Briefer, E. F. 2018. Encoding of emotional valence in wild boar (Sus scrofa) calls. Animals 8, 85.