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Parameter-efficient fine-tuning (PEFT) of pre-trained language models has recently demonstrated remarkable achievements, effectively matching the performance of full fine-tuning while utilizing significantly fewer trainable parameters, and…

Computation and Language · Computer Science 2023-05-29 Baohao Liao , Yan Meng , Christof Monz

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

Parameter-efficient finetuning (PEFT) methods seek to adapt large neural models via updates to a small number of weights. However, much prior interpretability work has shown that representations encode rich semantic information, suggesting…

Computation and Language · Computer Science 2024-05-24 Zhengxuan Wu , Aryaman Arora , Zheng Wang , Atticus Geiger , Dan Jurafsky , Christopher D. Manning , Christopher Potts

Parameter-efficient fine-tuning (PEFT) of pre-trained language models (PLMs) has emerged as a highly successful approach, with training only a small number of parameters without sacrificing performance and becoming the de-facto learning…

Computation and Language · Computer Science 2023-10-20 Baohao Liao , Shaomu Tan , Christof Monz

Parameter-efficient fine-tuning (PEFT) methods reduce the computational costs of updating deep learning models by minimizing the number of additional parameters used to adapt a model to a down- stream task. While extensively researched in…

Machine Learning · Computer Science 2025-08-01 Georg Slamanig , Francesco Corti , Olga Saukh

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

This survey delves into the realm of Parameter-Efficient Fine-Tuning (PEFT) within the context of Foundation Models (FMs). PEFT, a cost-effective fine-tuning technique, minimizes parameters and computational complexity while striving for…

Computation and Language · Computer Science 2025-01-24 Dan Zhang , Tao Feng , Lilong Xue , Yuandong Wang , Yuxiao Dong , Jie Tang

Parameter-Efficient Fine-Tuning (PEFT) has emerged as a key strategy for adapting large-scale pre-trained models to downstream tasks, but existing approaches face notable limitations. Addition-based methods, such as Adapters, introduce…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Kenneth Yang , Wen-Li Wei , Jen-Chun Lin

Parameter-efficient fine-tuning (PEFT) adapts large pre-trained models by updating only a small subset of parameters. Recently, Representation Fine-Tuning (ReFT) has emerged as an effective alternative. ReFT shifts the fine-tuning paradigm…

Machine Learning · Computer Science 2025-12-24 Fatema Siddika , Md Anwar Hossen , J. Pablo Muñoz , Tanya Roosta , Anuj Sharma , Ali Jannesari

Prior parameter-efficient fine-tuning (PEFT) algorithms reduce memory usage and computational costs of fine-tuning large neural network models by training only a few additional adapter parameters, rather than the entire model. However, the…

Machine Learning · Computer Science 2025-03-12 Sunghyeon Woo , Sol Namkung , Sunwoo Lee , Inho Jeong , Beomseok Kim , Dongsuk Jeon

Parameter-efficient transfer learning (PETL) has emerged as a pivotal paradigm for adapting pre-trained foundation models to downstream tasks, significantly reducing trainable parameters yet suffering from substantial memory overhead caused…

Machine Learning · Computer Science 2026-05-07 Yutong Zhang , Zimeng Wu , Shangcai Liao , Shujiang Wu , Jiaxin Chen

Large models represent a groundbreaking advancement in multiple application fields, enabling remarkable achievements across various tasks. However, their unprecedented scale comes with significant computational costs. These models, often…

Machine Learning · Computer Science 2024-09-17 Zeyu Han , Chao Gao , Jinyang Liu , Jeff Zhang , Sai Qian Zhang

The popularity of pre-trained large models has revolutionized downstream tasks across diverse fields, such as language, vision, and multi-modality. To minimize the adaption cost for downstream tasks, many Parameter-Efficient Fine-Tuning…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Yiwen Tang , Ray Zhang , Zoey Guo , Dong Wang , Zhigang Wang , Bin Zhao , Xuelong Li

Parameter-efficient fine-tuning (PEFT) has attracted significant attention due to the growth of pre-trained model sizes and the need to fine-tune (FT) them for superior downstream performance. Despite a surge in new PEFT methods, a…

Machine Learning · Computer Science 2025-03-26 Zheda Mai , Ping Zhang , Cheng-Hao Tu , Hong-You Chen , Li Zhang , Wei-Lun Chao

Parameter-efficient tuning (PET) aims to transfer pre-trained foundation models to downstream tasks by learning a small number of parameters. Compared to traditional fine-tuning, which updates the entire model, PET significantly reduces…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Kwonyoung Kim , Jungin Park , Jin Kim , Hyeongjun Kwon , Kwanghoon Sohn

Parameter-efficient finetuning (PEFT) methods effectively adapt large language models (LLMs) to diverse downstream tasks, reducing storage and GPU memory demands. Despite these advantages, several applications pose new challenges to PEFT…

Machine Learning · Computer Science 2024-11-05 Baohao Liao , Christof Monz

Parameter-Efficient Fine-Tuning (PEFT) methods achieve performance comparable to Full Fine-Tuning (FFT) while requiring significantly fewer computing resources, making it the go-to choice for researchers. We find that although PEFT can…

Machine Learning · Computer Science 2025-05-29 Yongkang Liu , Xingle Xu , Ercong Nie , Zijing Wang , Shi Feng , Daling Wang , Qian Li , Hinrich Schütze

The rapid expansion of large foundation models within the pre-training and fine-tuning framework has underscored that larger models often yield better results. However, the scaling up of large foundation models has led to soaring costs in…

Machine Learning · Computer Science 2024-12-30 Chongjie Si , Xiaokang Yang , Wei Shen

The emergence of foundation models, including language and vision models, has reshaped AI's landscape, offering capabilities across various applications. Deploying and fine-tuning these large models, like GPT-3 and BERT, presents…

Machine Learning · Computer Science 2024-02-29 Terence Jie Chua , Wenhan Yu , Jun Zhao , Kwok-Yan Lam

Existing parameter-efficient fine-tuning (PEFT) methods primarily fall into two categories: addition-based and selective in-situ adaptation. The former, such as LoRA, introduce additional modules to adapt the model to downstream tasks,…

Machine Learning · Computer Science 2025-10-23 Zhi Zhang , Yixian Shen , Congfeng Cao , Ekaterina Shutova