Author

Juan Gabriel Colonna

Victoria University of WellingtonORCID 0000-0002-1740-2618Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Ecology· 1

Signature Assays, Organisms & Methods

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Research Focus:cell type annotation· 1 Approach:deep learning· 1 Assay:imaging· 1 Approach:machine learning (classical)· 1 Organism:non-human primate· 1 Research Focus:software / tool· 1 Approach:statistical model· 1

Frequent Co-Authors

Alejandro C. FreryiD· 1 shared Eduardo Freire NakamuraiD· 1 shared Marcelo GordoiD· 1 shared Tainara Venturini SobrozaiD· 1 shared

Activity by Year

2026-2026 · peak 1/yr

Co-Author Collaboration Network

4 top collaborators · 6 mutual co-author links

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1 shared paperEcology

Alejandro C. FreryORCID

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1 paper

Recent·Most cited

EcologyEcological InformaticsPeer-reviewedAug 29, 2026

✦ In-depth digest

One-Class Bioacoustic Detector for Monitoring the Critically Endangered Pied Tamarin (Saguinus bicolor)

Juan Gabriel Colonna, Tainara Venturini Sobroza, Marcelo Gordo…·Alejandro C. Frery

Band-pass-filtered Perch embeddings scored by a One-Class SVM trained on 82 pied tamarin calls detect the species cross-site with precision 0.86 but limited sensitivity.

1 citation

non-human primateimaging

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