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Parameter-efficient fine-tuning methods, such as Low-Rank Adaptation (LoRA), are known to enhance training efficiency in Large Language Models (LLMs). Due to the limited parameters of LoRA, recent studies seek to combine LoRA with…

计算与语言 · 计算机科学 2024-10-15 Peijun Qing , Chongyang Gao , Yefan Zhou , Xingjian Diao , Yaoqing Yang , Soroush Vosoughi

The rapid scaling of large language models necessitates more lightweight finetuning methods to reduce the explosive GPU memory overhead when numerous customized models are served simultaneously. Targeting more parameter-efficient low-rank…

机器学习 · 计算机科学 2025-02-18 Sheng Wang , Liheng Chen , Pengan Chen , Jingwei Dong , Boyang Xue , Jiyue Jiang , Lingpeng Kong , Chuan Wu

As deep learning models expand, the pre-training-fine-tuning paradigm has become the standard approach for handling various downstream tasks. However, shared parameters can lead to diminished performance when dealing with complex datasets…

机器学习 · 计算机科学 2025-05-13 Junzhou Xu , Boyu Diao

Low-Rank Adaptation (LoRA) has emerged as a popular technique for fine-tuning large language models (LLMs) to various domains due to its modular design and widespread availability on platforms like Huggingface. This modularity has sparked…

机器学习 · 计算机科学 2025-02-17 Ziyu Zhao , Tao Shen , Didi Zhu , Zexi Li , Jing Su , Xuwu Wang , Kun Kuang , Fei Wu

Language diversity presents a significant challenge in speech-to-text (S2T) tasks, such as automatic speech recognition and translation. Traditional multi-lingual multi-task training approaches aim to address this by jointly optimising…

声音 · 计算机科学 2025-07-09 Qiuming Zhao , Guangzhi Sun , Chao Zhang

Mixture-of-experts (MoE) models have achieved excellent results in many tasks. However, conventional MoE models are often very large, making them challenging to deploy on resource-constrained edge devices. In this paper, we propose a novel…

声音 · 计算机科学 2024-07-01 Qiuming Zhao , Guangzhi Sun , Chao Zhang , Mingxing Xu , Thomas Fang Zheng

Fine-tuning LLMs is both computationally and memory-intensive. While parameter-efficient fine-tuning methods, such as QLoRA and DoRA, reduce the number of trainable parameters and lower memory usage, they do not decrease computational cost.…

Low-rank Adaption (LoRA) has been the de-facto parameter-efficient fine-tuning technique for large language models. We present HeteroLoRA, a light-weight search algorithm that leverages zero-cost proxies to allocate the limited LoRA…

机器学习 · 计算机科学 2024-06-24 Zixi Zhang , Cheng Zhang , Xitong Gao , Robert D. Mullins , George A. Constantinides , Yiren Zhao

Parameter-efficient fine-tuning optimizes large, pre-trained foundation models by updating a subset of parameters; in this class, Low-Rank Adaptation (LoRA) is particularly effective. Inspired by an effort to investigate the different roles…

Low-Rank Adaptation (LoRA) has emerged as one of the most widely used parameter-efficient fine-tuning (PEFT) methods for adapting large language models (LLMs) to downstream tasks. While highly effective in single-task settings, it struggles…

计算与语言 · 计算机科学 2025-10-14 Bo Cheng , Xu Wang , Jinda Liu , Yi Chang , Yuan Wu

The rising popularity of large foundation models has led to a heightened demand for parameter-efficient fine-tuning methods, such as Low-Rank Adaptation (LoRA), which offer performance comparable to full model fine-tuning while requiring…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Farzad Farhadzadeh , Debasmit Das , Shubhankar Borse , Fatih Porikli

Low-Rank Adaptation (LoRA) is widely used for adapting large language models (LLMs) to specific domains due to its efficiency and modularity. Meanwhile, vanilla LoRA struggles with task conflicts in multi-task scenarios. Recent works adopt…

机器学习 · 计算机科学 2025-06-23 Ziyu Zhao , Yixiao Zhou , Zhi Zhang , Didi Zhu , Tao Shen , Zexi Li , Jinluan Yang , Xuwu Wang , Jing Su , Kun Kuang , Zhongyu Wei , Fei Wu , Yu Cheng

LoRA has gained widespread acceptance in the fine-tuning of large pre-trained models to cater to a diverse array of downstream tasks, showcasing notable effectiveness and efficiency, thereby solidifying its position as one of the most…

计算与语言 · 计算机科学 2024-04-23 Xun Wu , Shaohan Huang , Furu Wei

Large pre-trained models (LPMs), such as large language models, have become ubiquitous and are employed in many applications. These models are often adapted to a desired domain or downstream task through a fine-tuning stage. This paper…

机器学习 · 计算机科学 2024-10-08 Juan Pablo Muñoz , Jinjie Yuan , Nilesh Jain

Adaptability has been regarded as a central feature in the foundation models, enabling them to effectively acclimate to unseen downstream tasks. Parameter-efficient fine-tuning methods such as celebrated LoRA facilitate efficient adaptation…

机器学习 · 计算机科学 2026-02-10 Gagik Magakyan , Amirhossein Reisizadeh , Chanwoo Park , Pablo A. Parrilo , Asuman Ozdaglar

Traditional multi-task learning (MTL) methods use dense networks that use the same set of shared weights across several different tasks. This often creates interference where two or more tasks compete to pull model parameters in different…

Mixture-of-Experts (MoE) represents an ensemble methodology that amalgamates predictions from several specialized sub-models (referred to as experts). This fusion is accomplished through a router mechanism, dynamically assigning weights to…

机器学习 · 计算机科学 2024-03-27 Jinze Zhao , Peihao Wang , Zhangyang Wang

We propose a new approach for metric learning by framing it as learning a sparse combination of locally discriminative metrics that are inexpensive to generate from the training data. This flexible framework allows us to naturally derive…

机器学习 · 计算机科学 2019-01-25 Yuan Shi , Aurélien Bellet , Fei Sha

As an efficient alternative to conventional full finetuning, parameter-efficient finetuning (PEFT) is becoming the prevailing method to adapt pretrained language models. In PEFT, a lightweight module is learned on each dataset while the…

计算与语言 · 计算机科学 2023-12-12 Jinghan Zhang , Shiqi Chen , Junteng Liu , Junxian He

Sparse mixture of expert architectures (MoEs) scale model capacity without significant increases in training or inference costs. Despite their success, MoEs suffer from a number of issues: training instability, token dropping, inability to…

机器学习 · 计算机科学 2024-05-28 Joan Puigcerver , Carlos Riquelme , Basil Mustafa , Neil Houlsby