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相关论文: Disrupting Model Merging: A Parameter-Level Defens…

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Model merging has emerged as a powerful technique for combining specialized capabilities from multiple fine-tuned LLMs without additional training costs. However, the security implications of this widely-adopted practice remain critically…

密码学与安全 · 计算机科学 2026-04-02 Jiaqing Li , Zhibo Zhang , Shide Zhou , Yuxi Li , Tianlong Yu , Kailong Wang

Model merging has attracted significant attention as a powerful paradigm for model reuse, facilitating the integration of task-specific models into a singular, versatile framework endowed with multifarious capabilities. Previous studies,…

机器学习 · 计算机科学 2025-01-03 Zhengqi Xu , Han Zheng , Jie Song , Li Sun , Mingli Song

The democratization of pre-trained language models through open-source initiatives has rapidly advanced innovation and expanded access to cutting-edge technologies. However, this openness also brings significant security risks, including…

计算与语言 · 计算机科学 2024-06-04 Ansh Arora , Xuanli He , Maximilian Mozes , Srinibas Swain , Mark Dras , Qiongkai Xu

Merging has become a widespread way to cheaply combine individual models into a single model that inherits their capabilities and attains better performance. This popularity has spurred rapid development of many new merging methods, which…

机器学习 · 计算机科学 2024-09-30 Derek Tam , Yash Kant , Brian Lester , Igor Gilitschenski , Colin Raffel

Reasoning capabilities represent a critical frontier for large language models (LLMs), but developing them requires extensive proprietary datasets and computational resources. One way to efficiently supplement capabilities with is by model…

人工智能 · 计算机科学 2025-06-26 Guinan Su , Jonas Geiping

Model merging has achieved significant success, with numerous innovative methods proposed to enhance capabilities by combining multiple models. However, challenges persist due to the lack of a unified framework for classification and…

机器学习 · 计算机科学 2025-03-13 Wei Ruan , Tianze Yang , Yifan Zhou , Tianming Liu , Jin Lu

In the era of large language models, model merging is a promising way to combine multiple task-specific models into a single multitask model without extra training. However, two challenges remain: (a) interference between different models…

计算与语言 · 计算机科学 2024-10-15 Zhenyi Lu , Chenghao Fan , Wei Wei , Xiaoye Qu , Dangyang Chen , Yu Cheng

Model merging combines multiple fine-tuned checkpoints into a single model without additional training, offering an attractive approach to reusing models and efficiently improving performance. However, it remains unclear whether the…

计算与语言 · 计算机科学 2026-03-31 Oğuz Kağan Hitit , Leander Girrbach , Zeynep Akata

Model merging enables powerful capabilities in neural networks without requiring additional training. In this paper, we introduce a novel perspective on model merging by leveraging the fundamental mechanisms of neural network…

机器学习 · 计算机科学 2025-09-19 Haiquan Qiu , You Wu , Dong Li , Jianmin Guo , Quanming Yao

Protecting the intellectual property of Large Language Models (LLMs) has become increasingly critical due to the high cost of training. Model merging, which integrates multiple expert models into a single multi-task model, introduces a…

密码学与安全 · 计算机科学 2025-05-19 Shojiro Yamabe , Futa Waseda , Tsubasa Takahashi , Koki Wataoka

Model merging efficiently aggregates capabilities from multiple fine-tuned models into a single one, operating purely in parameter space without original data or expensive re-computation. Despite empirical successes, a unified theory for…

机器学习 · 计算机科学 2026-03-20 Qinglun Li , Anke Tang , Miao Zhang , Mengzhu Wang , Quanjun Yin , Li Shen

Model merging has emerged as a practical paradigm for integrating multiple independently trained models into a single model without joint retraining. Previous studies have demonstrated the effectiveness of combining parameters through…

机器学习 · 计算机科学 2025-12-02 Zhikang Chen , Sen Cui , Deheng Ye , Min Zhang , Gang Niu , Yu Zhang , Masashi Sugiyama , Tingting Zhu

In this work, we explore the limitations of combining models by averaging intermediate features, referred to as model merging, and propose a new direction for achieving collective model intelligence through what we call compatible…

机器学习 · 计算机科学 2024-11-05 Jyothish Pari , Samy Jelassi , Pulkit Agrawal

The rise of model hubs has made it easier to access reusable model components, making model merging a practical tool for combining capabilities. Yet, this modularity also creates a \emph{governance gap}: downstream users can recompose…

人工智能 · 计算机科学 2026-01-30 Minwoo Jang , Hoyoung Kim , Jabin Koo , Jungseul Ok

Model merging enables the reuse of fine-tuned models without joint training or access to original data. Dynamic merging further improves flexibility by selectively activating task-relevant parameters and efficiently composing experts across…

机器学习 · 计算机科学 2026-05-20 Guodong Du , Wanyu Lin

Fine-tuning pre-trained models for downstream tasks has led to a proliferation of open-sourced task-specific models. Recently, Model Merging (MM) has emerged as an effective approach to facilitate knowledge transfer among these…

密码学与安全 · 计算机科学 2024-09-04 Jinghuai Zhang , Jianfeng Chi , Zheng Li , Kunlin Cai , Yang Zhang , Yuan Tian

Model Merging (MM) has emerged as a promising alternative to multi-task learning, where multiple fine-tuned models are combined, without access to tasks' training data, into a single model that maintains performance across tasks. Recent…

机器学习 · 计算机科学 2025-09-30 Ankit Gangwal , Aaryan Ajay Sharma

Selecting the best data mixture is critical for successful Supervised Fine-Tuning (SFT) of Multimodal Large Language Models. However, determining the optimal mixture weights across multiple domain-specific datasets remains a significant…

机器学习 · 计算机科学 2026-02-06 Davide Berasi , Matteo Farina , Massimiliano Mancini , Elisa Ricci

Model merging has shown that multitask models can be created by directly combining the parameters of different models that are each specialized on tasks of interest. However, models trained independently on distinct tasks often exhibit…

机器学习 · 计算机科学 2026-03-17 Pratik Ramesh , George Stoica , Arun Iyer , Leshem Choshen , Judy Hoffman

In this paper, we study multi-target domain adaptation of scene understanding models. While previous methods achieved commendable results through inter-domain consistency losses, they often assumed unrealistic simultaneous access to images…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Wenyi Li , Huan-ang Gao , Mingju Gao , Beiwen Tian , Rong Zhi , Hao Zhao