Unsupervised source separation and clustering of soundscape recordings predicts avian richness in hyperdiverse systems
W. Alexander Hopping, Sidd Srinivasan, Oliver Metcalf, Nárgila Gomes de Moura, Alexander Charles Lees, Érika Berenguer, Liana Chesini Rossi, Cássio Alencar Nunes, Jos Barlow
This paper introduces an unsupervised method for estimating avian species richness from soundscape recordings, showing it outperforms traditional acoustic indices and automated identification models in hyperdiverse systems.
bioRxiv · Oct 19, 2026 · PreprintBioinformatics