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Low-Rank Adaptation (LoRA) has become the de facto parameter-efficient fine-tuning (PEFT) method for large language models (LLMs) by constraining weight updates to low-rank matrices. Recent works such as Tied-LoRA, VeRA, and VB-LoRA push…

机器学习 · 计算机科学 2025-10-29 Kaiyang Li , Shaobo Han , Qing Su , Wei Li , Zhipeng Cai , Shihao Ji

Grounded theory offers deep insights from qualitative data, but its reliance on expert-intensive manual coding presents a major scalability bottleneck. Existing computational tools either fail on full automation or lack flexible schema…

计算与语言 · 计算机科学 2026-01-21 Xinyu Pi , Qisen Yang , Chuong Nguyen

In this paper, we introduce \textbf{Share}d \textbf{Lo}w \textbf{R}ank \textbf{A}daptation (ShareLoRA), a Large Language Model (LLM) fine-tuning technique that balances parameter efficiency, adaptability, and robustness without compromising…

计算与语言 · 计算机科学 2025-05-20 Yurun Song , Junchen Zhao , Ian G. Harris , Sangeetha Abdu Jyothi

The growing scale of Large Language Models (LLMs) has necessitated the development of parameter-efficient fine-tuning techniques. Low-Rank Adaptation (LoRA) has emerged as a promising approach, reducing the number of trainable parameters by…

机器学习 · 计算机科学 2025-09-01 Jessica Liang , Anirudh Bharadwaj

With increasing size of large language models (LLMs), full-parameter fine-tuning imposes substantial memory demands. To alleviate this, we propose a novel memory-efficient training paradigm called Momentum Low-rank compression (MLorc). The…

机器学习 · 计算机科学 2026-04-28 Wei Shen , Zhang Yaxiang , Minhui Huang , Mengfan Xu , Jiawei Zhang , Cong Shen

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

Low-Rank Adaptation (LoRA) has become a cornerstone of parameter-efficient fine-tuning (PEFT). Yet, its efficacy is hampered by two fundamental limitations: semantic drift, by treating all update directions with equal importance, and…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Xi Xiao , Chenrui Ma , Yunbei Zhang , Chen Liu , Zhuxuanzi Wang , Yanshu Li , Lin Zhao , Guosheng Hu , Tianyang Wang , Hao Xu

Deep neural networks have a good success record and are thus viewed as the best architecture choice for complex applications. Their main shortcoming has been, for a long time, the vanishing gradient which prevented the numerical…

机器学习 · 计算机科学 2024-05-02 Bernhard Bermeitinger , Tomas Hrycej , Siegfried Handschuh

A key characteristic of deep recommendation models is the immense memory requirements of their embedding tables. These embedding tables can often reach hundreds of gigabytes which increases hardware requirements and training cost. A common…

Model merging has emerged as a crucial technique in Deep Learning, enabling the integration of multiple models into a unified system while preserving perfor-mance and scalability. In this respect, the compositional properties of low-rank…

机器学习 · 计算机科学 2025-03-11 Riccardo Salami , Pietro Buzzega , Matteo Mosconi , Jacopo Bonato , Luigi Sabetta , Simone Calderara

We propose a federated methodology to learn low-dimensional representations from a dataset that is distributed among several clients. In particular, we move away from the commonly-used cross-entropy loss in federated learning, and seek to…

机器学习 · 计算机科学 2022-10-04 Juan Cervino , Navid NaderiAlizadeh , Alejandro Ribeiro

The expansion of the low-altitude economy has underscored the significance of Low-Altitude Network Coverage (LANC) prediction for designing aerial corridors. While accurate LANC forecasting hinges on the antenna beam patterns of Base…

网络与互联网体系结构 · 计算机科学 2026-02-17 Xiaojie Li , Zhijie Cai , Nan Qi , Chao Dong , Guangxu Zhu , Haixia Ma , Qihui Wu , Shi Jin

Reconfigurable intelligent surfaces (RIS) can improve signal propagation environments by adjusting the phase of the incident signal. However, optimizing the phase shifts jointly with the beamforming vector at the access point is challenging…

信号处理 · 电气工程与系统科学 2024-10-28 Weijie Jin , Jing Zhang , Chao-Kai Wen , Shi Jin , Xiao Li , Shuangfeng Han

Deep Reinforcement Learning (DRL) is emerging as a promising approach to generate adaptive behaviors for robotic platforms. However, a major drawback of using DRL is the data-hungry training regime that requires millions of trial and error…

How many of a neural network's parameters actually encode task-specific information? We investigate this question with LottaLoRA, a training paradigm in which every backbone weight is drawn at random and frozen; only low-rank LoRA adapters…

机器学习 · 计算机科学 2026-04-14 Hananel Hazan , Yanbo Zhang , Benedikt Hartl , Michael Levin

The estimation problem in a high regression model with structured sparsity is investigated. An algorithm using a two steps block thresholding procedure called GR-LOL is provided. Convergence rates are produced: they depend on simple…

统计理论 · 数学 2012-07-10 Mathilde Mougeot , Dominique Picard , Karine Tribouley

The popularity of large-scale pre-training has promoted the development of medical foundation models. However, some studies have shown that although foundation models exhibit strong general feature extraction capabilities, their performance…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Yuhang Zhou , Haolin Li , Siyuan Du , Jiangchao Yao , Ya Zhang , Yanfeng Wang

A central challenge in representation learning is constructing latent embeddings that are both expressive and efficient. In practice, deep networks often produce redundant latent spaces where multiple coordinates encode overlapping…

机器学习 · 计算机科学 2025-09-09 Mehmet Can Yavuz , Berrin Yanikoglu

LoRA is a technique that reduces the number of trainable parameters in a neural network by introducing low-rank adapters to linear layers. This technique is used both for fine-tuning and full training of large language models. This paper…

机器学习 · 计算机科学 2024-06-17 Daria Cherniuk , Aleksandr Mikhalev , Ivan Oseledets

Low-Rank Adaptation (LoRA) is a widely adopted parameter-efficient fine-tuning (PEFT) method that injects two trainable low-rank matrices (A and B) into frozen pretrained models. While efficient, LoRA constrains updates to a fixed low-rank…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Haodong Yang , Lei Wang , Md Zakir Hossain