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Parameter-efficient fine-tuning (PEFT) techniques make it possible to efficiently adapt a language model to create "expert" models that specialize to new tasks or domains. Recent techniques in model merging and compositional generalization…

Machine Learning · Computer Science 2025-08-12 Prateek Yadav , Leshem Choshen , Colin Raffel , Mohit Bansal

Parameter-efficient fine-tuning (PEFT) has become a standard approach for adapting large pre-trained models. Amongst PEFT methods, low-rank adaptation (LoRA) has achieved notable success. However, recent studies have highlighted its…

Machine Learning · Computer Science 2025-08-04 Paul Albert , Frederic Z. Zhang , Hemanth Saratchandran , Anton van den Hengel , Ehsan Abbasnejad

Parameter-efficient fine-tuning (PEFT) is a highly effective approach for adapting large pre-trained models to downstream tasks with minimal computational overhead. At the core, PEFT methods freeze most parameters and only trains a small…

Machine Learning · Computer Science 2025-05-20 Shiyun Xu , Zhiqi Bu

Transfer learning, by leveraging knowledge from pre-trained models, has significantly enhanced the performance of target tasks. However, as deep neural networks scale up, full fine-tuning introduces substantial computational and storage…

Image and Video Processing · Electrical Eng. & Systems 2025-10-01 Guanghua He , Wangang Cheng , Hancan Zhu , Xiaohao Cai , Gaohang Yu

Visual Parameter-Efficient Fine-Tuning (PEFT) has become a powerful alternative for full fine-tuning so as to adapt pre-trained vision models to downstream tasks, which only tunes a small number of parameters while freezing the vast…

Computer Vision and Pattern Recognition · Computer Science 2023-09-01 Haoyu He , Jianfei Cai , Jing Zhang , Dacheng Tao , Bohan Zhuang

Low-Rank Adaptation (LoRA) is currently the most commonly used Parameter-efficient fine-tuning (PEFT) method, it introduces auxiliary parameters for each layer to fine-tune the pre-trained model under limited computing resources. However,…

Machine Learning · Computer Science 2024-06-19 Hongyun Zhou , Xiangyu Lu , Wang Xu , Conghui Zhu , Tiejun Zhao , Muyun Yang

As the number of model parameters increases, parameter-efficient fine-tuning (PEFT) has become the go-to choice for tailoring pre-trained large language models. Low-rank Adaptation (LoRA) uses a low-rank update method to simulate full…

Computation and Language · Computer Science 2026-01-13 Yongkang Liu , Xing Li , Mengjie Zhao , Shanru Zhang , Zijing Wang , Qian Li , Shi Feng , Feiliang Ren , Daling Wang , Hinrich Schütze

Parameter Efficient Fine-Tuning (PEFT) is a key technique for adapting a large pretrained model to downstream tasks by fine-tuning only a small number of parameters. Recent methods based on Fourier transforms have further reduced the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Baoquan Zhang , Zhehao Yu , Lisai Zhang , Kenghong Lin , Tianran Chen , Yuxi Sun , Yunming Ye , Yao He

The performance of Transformer models has been enhanced by increasing the number of parameters and the length of the processed text. Consequently, fine-tuning the entire model becomes a memory-intensive process. High-performance methods for…

Computation and Language · Computer Science 2024-10-11 Viktoriia Chekalina , Anna Rudenko , Gleb Mezentsev , Alexander Mikhalev , Alexander Panchenko , Ivan Oseledets

As large language models (LLMs) have become increasingly compute and memory intensive, parameter-efficient fine-tuning (PEFT) methods are now a common strategy to fine-tune LLMs. A popular PEFT method is Low-Rank Adapters (LoRA), which adds…

Computation and Language · Computer Science 2023-12-08 Damjan Kalajdzievski

Diffusion Large Language Models (dLLMs) have emerged as a promising non-autoregressive generative paradigm. Given the prohibitive computational cost of full fine-tuning, Parameter-Efficient Fine-Tuning (PEFT) has become the standard…

Artificial Intelligence · Computer Science 2026-05-29 Shuaidi Wang , Zhan Zhuang , Ruping Huang , Yu Zhang

Low-rank adaptation (LoRA) has become the dominant paradigm for parameter-efficient fine-tuning (PEFT) of large language models (LLMs). However, its bilinear structure introduces a critical limitation: the mapping from trainable parameters…

Machine Learning · Computer Science 2026-05-15 Paolo Mandica , Michał Brzozowski , Zuzanna Dubanowska , Neo Christopher Chung

While Parameter-Efficient Fine-Tuning (PEFT) methods like LoRA have effectively addressed GPU memory constraints during fine-tuning, their performance often falls short, especially in multidimensional task scenarios. To address this issue,…

Computation and Language · Computer Science 2024-08-20 Tianwei Lin , Jiang Liu , Wenqiao Zhang , Zhaocheng Li , Yang Dai , Haoyuan Li , Zhelun Yu , Wanggui He , Juncheng Li , Hao Jiang , Siliang Tang , Yueting Zhuang

With the increasing number of parameters in large pre-trained models, LoRA as a parameter-efficient fine-tuning(PEFT) method is widely used for not adding inference overhead. The LoRA method assumes that weight changes during fine-tuning…

Machine Learning · Computer Science 2024-08-07 Jihao Gu , Shuai Chen , Zelin Wang , Yibo Zhang , Ping Gong

Despite the state-of-the-art performance of Large Language Models (LLMs) achieved on many tasks, their massive scale often leads to high computational and environmental costs, limiting their accessibility. Parameter-Efficient Fine-Tuning…

Computation and Language · Computer Science 2026-05-14 Robert Belanec , Branislav Pecher , Ivan Srba , Maria Bielikova

Parameter-efficient fine-tuning (PEFT) is an effective method for adapting pre-trained vision models to downstream tasks by tuning a small subset of parameters. Among PEFT methods, sparse tuning achieves superior performance by only…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Shufan Shen , Junshu Sun , Xiangyang Ji , Qingming Huang , Shuhui Wang

This article focuses on large language models (LLMs) fine-tuning in the scarce data regime (also known as the "few-shot" learning setting). We propose a method to increase the generalization capabilities of LLMs based on neural network…

Machine Learning · Computer Science 2023-10-25 Louis Falissard , Vincent Guigue , Laure Soulier

Parameter-efficient fine-tuning (PEFT) reduces the training cost of full-parameter fine-tuning for large language models (LLMs) by training only a small set of task-specific parameters while freezing the pretrained backbone. However,…

Computation and Language · Computer Science 2026-04-22 Xianming Li , Zongxi Li , Tsz-fung Andrew Lee , Jing Li , Haoran Xie , Qing Li

In recent years, Parameter-Efficient Fine-Tuning (PEFT) methods like Low-Rank Adaptation (LoRA) have significantly enhanced the adaptability of large-scale pre-trained models. Weight-Decomposed Low-Rank Adaptation (DoRA) improves upon LoRA…

Computation and Language · Computer Science 2024-12-10 Qiushi Wang , Yuchen Fan , Junwei Bao , Hongfei Jiang , Yang Song

Explorations in fine-tuning Vision-Language Models (VLMs), such as Low-Rank Adaptation (LoRA) from Parameter Efficient Fine-Tuning (PEFT), have made impressive progress. However, most approaches rely on explicit weight updates, overlooking…

Machine Learning · Computer Science 2025-12-30 Mingyuan Zhang , Yue Bai , Yifan Wang , Yiyang Huang , Yun Fu