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Parameter-efficient fine-tuning (PEFT) is a flexible and efficient method for adapting large language models (LLMs) to downstream tasks. Among these methods, weight-decomposed low-rank adaptation (DoRA) is a promising approach that…

机器学习 · 计算机科学 2025-08-05 Peijia Qin , Ruiyi Zhang , Pengtao Xie

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…

机器学习 · 计算机科学 2025-08-01 Georg Slamanig , Francesco Corti , Olga Saukh

LoRA has become a universal Parameter-Efficient Fine-Tuning (PEFT) technique that equips Large Language Models (LLMs) to adapt quickly to new tasks. However, when these models are scaled up, even the latest LoRA variants still introduce…

计算与语言 · 计算机科学 2026-02-25 Xindian Ma , Rundong Kong , Peng Zhang , Ruoxiang Huang , Yongyu Jiang

Fine-tuning large pre-trained foundation models often yields excellent downstream performance but is prohibitively expensive when updating all parameters. Parameter-efficient fine-tuning (PEFT) methods such as LoRA alleviate this by…

机器学习 · 计算机科学 2025-11-25 Yibo Zhong , Haoxiang Jiang , Lincan Li , Ryumei Nakada , Tianci Liu , Linjun Zhang , Huaxiu Yao , Haoyu Wang

Parameter-efficient fine-tuning (PEFT) methods such as \lora{} adapt large pretrained models by adding small weight-space updates. While effective, weight deltas are hard to interpret mechanistically, and they do not directly expose…

机器学习 · 计算机科学 2026-02-13 Shervin Ghasemlou

We investigate parameter-efficient fine-tuning (PEFT) methods that can provide good accuracy under limited computational and memory budgets in the context of large language models (LLMs). We present a new PEFT method called Robust…

计算与语言 · 计算机科学 2024-06-04 Mahdi Nikdan , Soroush Tabesh , Elvir Crnčević , Dan Alistarh

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,…

计算与语言 · 计算机科学 2026-04-22 Xianming Li , Zongxi Li , Tsz-fung Andrew Lee , Jing Li , Haoran Xie , Qing Li

Among the widely used parameter-efficient fine-tuning (PEFT) methods, LoRA and its variants have gained considerable popularity because of avoiding additional inference costs. However, there still often exists an accuracy gap between these…

Large Language Models have demonstrated strong performance across a wide range of tasks, but adapting them efficiently to new domains remains a key challenge. Parameter-Efficient Fine-Tuning (PEFT) methods address this by introducing…

计算与语言 · 计算机科学 2026-02-10 Raghav Singhal , Kaustubh Ponkshe , Rohit Vartak , Praneeth Vepakomma

Existing parameter-efficient fine-tuning (PEFT) methods primarily adapt weight matrices while keeping activation functions fixed. We introduce \textbf{NoRA}, the first PEFT framework that directly adapts nonlinear activation functions in…

机器学习 · 计算机科学 2025-09-19 Bo Yin , Xingyi Yang , Xinchao Wang

Parameter efficient fine tuning (PEFT) is a versatile and extensible approach for adapting a Large Language Model (LLM) for newer tasks. One of the most prominent PEFT approaches, Low Rank Adaptation (LoRA), primarily focuses on adjusting…

机器学习 · 计算机科学 2025-07-22 Harsh Nilesh Pathak , Randy Paffenroth

The rapid growth of model scale has necessitated substantial computational resources for fine-tuning. Existing approach such as Low-Rank Adaptation (LoRA) has sought to address the problem of handling the large updated parameters in full…

计算机视觉与模式识别 · 计算机科学 2024-10-18 Yiming Shi , Jiwei Wei , Yujia Wu , Ran Ran , Chengwei Sun , Shiyuan He , Yang Yang

Foundation models have revolutionized artificial intelligence by providing robust, versatile architectures pre-trained on large-scale datasets. However, adapting these massive models to specific downstream tasks requires fine-tuning, which…

机器学习 · 计算机科学 2025-05-01 Jieming Bian , Yuanzhe Peng , Lei Wang , Yin Huang , Jie Xu

Instruction tuning has become an important step for finetuning pretrained language models to better follow human instructions and generalize on various tasks. Nowadays, pretrained language models become increasingly larger, and full…

计算与语言 · 计算机科学 2024-11-27 Pengfei He

The rise of deep learning has marked significant progress in fields such as computer vision, natural language processing, and medical imaging, primarily through the adaptation of pre-trained models for specific tasks. Traditional…

机器学习 · 计算机科学 2024-04-25 Charith Chandra Sai Balne , Sreyoshi Bhaduri , Tamoghna Roy , Vinija Jain , Aman Chadha

Fine-tuning large language models (LLMs) aims to adapt pre-trained models to specific tasks using relatively small and domain-specific datasets. Among Parameter-Efficient Fine-Tuning (PEFT) methods, Low-Rank Adaptation (LoRA) stands out by…

计算与语言 · 计算机科学 2026-04-16 Yarui Cao , Kai Liu

Transfer learning via fine-tuning pre-trained transformer models has gained significant success in delivering state-of-the-art results across various NLP tasks. In the absence of centralized data, Federated Learning (FL) can benefit from…

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…

机器学习 · 计算机科学 2024-09-17 Zeyu Han , Chao Gao , Jinyang Liu , Jeff Zhang , Sai Qian Zhang

To mitigate the memory constraints associated with fine-tuning large pre-trained models, existing parameter-efficient fine-tuning (PEFT) methods, such as LoRA, rely on low-rank updates. However, such updates fail to fully capture the rank…

机器学习 · 计算机科学 2026-05-12 Jingze Ge , Xue Geng , Yun Liu , Wanqi Dong , Wang Zhe Mark , Min Wu , Ngai-Man Cheung , Bharadwaj Veeravalli , Xulei Yang

The Parameter-Efficient Fine-Tuning (PEFT) methods have been extensively researched for large language models in downstream tasks. Among all the existing approaches, the Low-Rank Adaptation (LoRA) has gained popularity for its streamlined…

计算机视觉与模式识别 · 计算机科学 2025-06-05 Tangyu Jiang , Haodi Wang , Chun Yuan