Parameter-Efficient Interventions for Enhanced Model Merging
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Abstract (arXiv)
Model merging combines knowledge from task-specific models into a unified multi-task model to avoid joint training on all task data. However, current methods face challenges due to representation bias, which can interfere with tasks performance. As a remedy, we propose IntervMerge, a novel approach to multi-task model merging that effectively mitigates representation bias across the model using taskspecific interventions. To further enhance its efficiency, we introduce mini-interventions, which modify only part of the representation, thereby reducing the additional parameters without compromising performance. Experimental results demonstrate that IntervMerge consistently outperforms the state-of-the-art approaches using fewer parameters.
Key facts. Cited by 3 papers in the map (data through 7 Oct 2026). Builds on 36 of its 48 references that are in the map. First posted on arXiv 22 Dec 2024.
Builds on
36 of 48 references.
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24 more
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Built on by
Citing papers per year: 2025: 1; 2026: 2.
3 papers.
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