CardioBench: Do Echocardiography Foundation Models Generalize Beyond the Lab?

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Hauptverfasser: Taratynova, Darya, Aly, Ahmed, Saeed, Numan, Yaqub, Mohammad
Format: Preprint
Veröffentlicht: 2025
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author Taratynova, Darya
Aly, Ahmed
Saeed, Numan
Yaqub, Mohammad
author_facet Taratynova, Darya
Aly, Ahmed
Saeed, Numan
Yaqub, Mohammad
contents Foundation models are reshaping medical imaging, yet their application in echocardiography remains limited, hindered by a heavy reliance on private datasets that prevent reproducible comparison. Echocardiography poses unique challenges, including noisy acquisitions, high frame redundancy, and limited diverse public datasets. To address this, we introduce CardioBench, a comprehensive benchmark for echocardiography foundation models. Specifically, CardioBench unifies eight publicly available datasets into a standardized suite spanning four regression and five classification tasks, covering functional, structural, diagnostic, and view recognition endpoints. Leveraging this framework, we evaluate several leading foundation models, including cardiac-specific, biomedical, and general-purpose encoders, under consistent zero-shot, probing, and alignment protocols. Our analysis reveals that while general-purpose encoders transfer well and often close the gap with probing, they struggle significantly with fine-grained distinctions like view classification and subtle pathology recognition. Results indicate that models capturing temporal cardiac dynamics perform best on functional tasks, while retrieval-based approaches generalize more consistently across datasets. By releasing preprocessing, splits, and public evaluation pipelines, CardioBench establishes a reproducible reference point to guide the architectural design of future echocardiography and possibly other medical imaging foundation models.
format Preprint
id arxiv_https___arxiv_org_abs_2510_00520
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle CardioBench: Do Echocardiography Foundation Models Generalize Beyond the Lab?
Taratynova, Darya
Aly, Ahmed
Saeed, Numan
Yaqub, Mohammad
Computer Vision and Pattern Recognition
Foundation models are reshaping medical imaging, yet their application in echocardiography remains limited, hindered by a heavy reliance on private datasets that prevent reproducible comparison. Echocardiography poses unique challenges, including noisy acquisitions, high frame redundancy, and limited diverse public datasets. To address this, we introduce CardioBench, a comprehensive benchmark for echocardiography foundation models. Specifically, CardioBench unifies eight publicly available datasets into a standardized suite spanning four regression and five classification tasks, covering functional, structural, diagnostic, and view recognition endpoints. Leveraging this framework, we evaluate several leading foundation models, including cardiac-specific, biomedical, and general-purpose encoders, under consistent zero-shot, probing, and alignment protocols. Our analysis reveals that while general-purpose encoders transfer well and often close the gap with probing, they struggle significantly with fine-grained distinctions like view classification and subtle pathology recognition. Results indicate that models capturing temporal cardiac dynamics perform best on functional tasks, while retrieval-based approaches generalize more consistently across datasets. By releasing preprocessing, splits, and public evaluation pipelines, CardioBench establishes a reproducible reference point to guide the architectural design of future echocardiography and possibly other medical imaging foundation models.
title CardioBench: Do Echocardiography Foundation Models Generalize Beyond the Lab?
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2510.00520