We present a non-parametric, unsupervised method for localizing pathology-mimicking structures (spheroids) embedded in agarose-based phantoms using single-channel ultrasound data. The method aims to automate the detection of spheroids within unlabeled datasets, enabling subsequent signal characterization and potential inference of cell line-specific properties. This fully data-driven approach removes dependence on human supervision or reference signals, offering a scalable and reproducible solution for preclinical tissue assessment.

Quantile Thresholding and Unsupervised AI for Human Spheroids Detection in Tissue-Mimicking Phantoms

Benedetti, Ilaria;Auletta, Fabrizia;Barravecchia, Ivana;Angeloni, Debora;Oddo, Calogero Maria
2025-01-01

Abstract

We present a non-parametric, unsupervised method for localizing pathology-mimicking structures (spheroids) embedded in agarose-based phantoms using single-channel ultrasound data. The method aims to automate the detection of spheroids within unlabeled datasets, enabling subsequent signal characterization and potential inference of cell line-specific properties. This fully data-driven approach removes dependence on human supervision or reference signals, offering a scalable and reproducible solution for preclinical tissue assessment.
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11382/588002
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