Parameter-Efficient Interventions for Enhanced Model Merging

Fuente: arXiv
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Autori principali: Osial, Marcin, Marczak, Daniel, Zieliński, Bartosz
Natura: Preprint
Pubblicazione: 2024
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author Osial, Marcin
Marczak, Daniel
Zieliński, Bartosz
author_facet Osial, Marcin
Marczak, Daniel
Zieliński, Bartosz
contents 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.
format Preprint
id arxiv_https___arxiv_org_abs_2412_17023
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Parameter-Efficient Interventions for Enhanced Model Merging
Osial, Marcin
Marczak, Daniel
Zieliński, Bartosz
Computer Vision and Pattern Recognition
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.
title Parameter-Efficient Interventions for Enhanced Model Merging
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2412.17023