Author

Andreas Holzinger

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#federated learning Review Open access Dec 2026

Privacy-Preserving Federated Learning for Secure Healthcare Data Analysis in Distributed Computing Environments

Healthcare analytics increasingly depends on geographically distributed clinical records, connected medical devices, imaging repositories, and institutional data platforms. Conventional centralized learning can increase exposure of sensitive information and amplify governance challenges when data must cross organizatio...

A. Holzinger · Computer Science Bulletin · 0 citations

Preprint Aug 2026

IMFACT: Counterfactual Explanations for Time Series via Intrinsic Mode Function Substitution

Oscillatory signals, such as vibration, carry class-discriminative information in specific frequency bands; perturbing them in raw feature space for counterfactual analysis easily destroys their temporal structure and produces physically implausible results. In this work, we introduce IMFACT (IMF-based counterfACTuals)...

Udo Schlegel, Julian Rakuschek, Thomas Seidl et al. · 0 citations