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Federated learning for prenatal detection of interrupted aortic arch using fetal ultrasound imaging

  • Jiancheng Han
  • , Heqing Wang
  • , Yifan Feng
  • , Qi Yang
  • , Jingtan Li
  • , Haojie Zhang
  • , Yihua He
  • , Jiang Liu
  • , Toru Nakamura
  • , Yang Cao
  • , Naidi Sun*
  • , Kun Qian
  • , Bin Hu
  • , Xinru Gao
  • , Yan Xia
  • , Zongjie Weng
  • , Björn W. Schuller
  • , Yoshiharu Yamamoto
  • *此作品的通讯作者
  • Capital Medical University
  • Beijing Key Laboratory of Maternal-Fetus Medicine in Fetal Heart Disease (BZ0308)
  • Beijing Institute of Technology
  • Waseda University
  • The University of Osaka
  • Institute of Science Tokyo
  • Northwest Women's and Children's Hospital
  • Peking University
  • Fujian Medical University
  • Imperial College London
  • Technical University of Munich
  • The University of Tokyo

科研成果: 期刊稿件 › 文章 › 同行评审

摘要

This study presents the first application of federated learning (FL) for prenatal detection of Interrupted Aortic Arch (IAA) using fetal ultrasound images. To address the challenges of data scarcity, privacy constraints, and inter-institutional variability, we develop a federated learning IAA detection method and systematically evaluate three representative strategies (FedAvg, FedProx, and FedBABU) across five clinical centres. Results show that FL improves model performance over local training in recall and F1-score in data-scarce centres. Among FL algorithms, FedAvg and FedProx consistently outperform FedBABU in stability and generalisation. Among the three CNN architectures compared — ResNet-50, EfficientNet-B3, and DenseNet-121 — DenseNet-121 demonstrates superior overall performance, particularly in non-independent and identically distributed (Non-IID) scenarios. Our framework demonstrates the feasibility of collaborative AI for rare disease detection without data sharing, laying the foundation for scalable, real-world prenatal screening of congenital heart defects.

源语言英语
文章编号109795
期刊Biomedical Signal Processing and Control
卷119
DOI
出版状态已出版 - 15 6月 2026

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