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MUC-FL: Block-Wise Marginal Utility Contribution for Communication-Efficient Federated Learning

arxiv.org/abs/2609.10545

Updated 29 min ago · first seen 11 Sept 2026

paper_01M294FPK3DC2D33C6R01Y93GC

Published
11 Sept 2026
T1 · 29 min ago
arXiv
2609.10545
T1 · 29 min ago
Category
cs.DC
T1 · 29 min ago

Abstract

Federated Learning (FL) enables distributed model training without centralizing data but suffers from high communication overhead. To address this, we propose Block-Wise Marginal Utility Contribution (MUC), a framework that selectively transmits only the most impactful data blocks based on their contribution to model performance. To evaluate our framework, we apply it to a multimodal dataset integrated from multiple MIMIC clinical datasets and show that only 24 out of 1,135 candidate blocks (1.76%) carry meaningful improvement signals, enabling a potential communication reduction of 45-50% while maintaining or improving model quality. Our deduplication-based block selection achieves a macro F1 score of 0.8566 compared to 0.8155 for standard federated optimization, demonstrating that selective transmission can improve performance, particularly in underrepresented classes.

Authors 4

Akshay Mhatre, Vikram Karthick, Deepti Gupta, Jia Zou

Specification

Official page

Source:arXiv (Atom API + RSS)T1observed 29 min agohigh

Arxiv announce type
cross

Source:arXiv (Atom API + RSS)T1observed 29 min agohigh

arXiv id
2609.10545

Source:arXiv (Atom API + RSS)T1observed 29 min agohigh

Categories
cs.DC, cs.LG

Source:arXiv (Atom API + RSS)T1observed 29 min agohigh

PDF

Source:arXiv (Atom API + RSS)T1observed 29 min agohigh

Primary category
cs.DC

Source:arXiv (Atom API + RSS)T1observed 29 min agohigh

Published
11 Sept 2026

Source:arXiv (Atom API + RSS)T1observed 29 min agohigh

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Provenance

Attributed facts

9

Source tiers

T19

Freshest observation

29 min ago

Conflicts

None