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The scalability of statistical estimators is of increasing importance in modern applications. One approach to implementing scalable algorithms is to compress data into a low dimensional latent space using dimension reduction methods. In…

机器学习 · 统计学 2015-04-14 Gregory Darnell , Stoyan Georgiev , Sayan Mukherjee , Barbara E Engelhardt

We introduce CoLoRA (Convolutional Low-Rank Adaptation), a parameter-efficient fine-tuning method for convolutional neural networks (CNNs). CoLoRA extends LoRA to convolutional layers by decomposing kernel updates into lightweight depthwise…

计算机视觉与模式识别 · 计算机科学 2025-10-22 Mariano Rivera , Angello Hoyos

Reliable brain tumor segmentation in MRI is indispensable for treatment planning and outcome monitoring, yet models trained on curated benchmarks often fail under domain shifts arising from scanner and protocol variability as well as…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Yuanhan Wang , Yifei Chen , Shuo Jiang , Wenjing Yu , Mingxuan Liu , Beining Wu , Jinying Zong , Feiwei Qin , Changmiao Wang , Qiyuan Tian

Recently, pre-trained model and efficient parameter tuning have achieved remarkable success in natural language processing and high-level computer vision with the aid of masked modeling and prompt tuning. In low-level computer vision,…

计算机视觉与模式识别 · 计算机科学 2024-08-05 Donwon Park , Hayeon Kim , Se Young Chun

Medical image segmentation poses challenges due to domain gaps, data modality variations, and dependency on domain knowledge or experts, especially for low- and middle-income countries (LMICs). Whereas for humans, given a few exemplars…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Chen Xu , Qiming Huang , Yuqi Hou , Jiangxing Wu , Fan Zhang , Hyung Jin Chang , Jianbo Jiao

In this study, we propose an enhanced image restoration model, SUPIR, based on the integration of two low-rank adaptive (LoRA) modules with the Stable Diffusion XL (SDXL) framework. Our method leverages the advantages of LoRA to fine-tune…

计算机视觉与模式识别 · 计算机科学 2024-09-02 Haiyang Zhao

Medical image registration is a critical task that estimates the spatial correspondence between pairs of images. However, current traditional and deep-learning-based methods rely on similarity measures to generate a deforming field, which…

图像与视频处理 · 电气工程与系统科学 2024-05-13 Qihua Dong , Hao Du , Ying Song , Yan Xu , Jing Liao

We propose a new model-based computer-aided diagnosis (CAD) system for tumor detection and classification (cancerous v.s. benign) in breast images. Specifically, we show that (x-ray, ultrasound and MRI) images can be accurately modeled by…

人工智能 · 计算机科学 2009-06-22 Nidhal Bouaynaya , Jerzy Zielinski , Dan Schonfeld

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…

计算与语言 · 计算机科学 2024-12-10 Qiushi Wang , Yuchen Fan , Junwei Bao , Hongfei Jiang , Yang Song

Two-body reduced density matrices (2RDMs) encode the essential two-electron physics of electronic states, but their quartic storage cost poses a major limitation in practical workflows. We investigate a simple protocol to compress both…

化学物理 · 物理学 2026-05-15 Kemal Atalar , Hugh G. A. Burton , Andreas Grüneis , George H. Booth

Low-rank adaptation (LoRA) is an efficient strategy for adapting latent diffusion models (LDMs) on a private dataset to generate specific images by minimizing the adaptation loss. However, the LoRA-adapted LDMs are vulnerable to membership…

机器学习 · 计算机科学 2024-12-17 Zihao Luo , Xilie Xu , Feng Liu , Yun Sing Koh , Di Wang , Jingfeng Zhang

Low-Rank Adaptation (LoRA) has significantly advanced parameter-efficient fine-tuning of large pretrained models. LoRA augments the pre-trained weights of a model by adding the product of two smaller matrices that together form a low-rank…

人工智能 · 计算机科学 2025-07-09 David Bensaïd , Noam Rotstein , Roy Velich , Daniel Bensaïd , Ron Kimmel

Magnetic Resonance (MR) imaging, despite its proven diagnostic utility, remains an inaccessible imaging modality for disease surveillance at the population level. A major factor rendering MR inaccessible is lengthy scan times. An MR scanner…

机器学习 · 计算机科学 2024-06-07 Chen-Yu Yen , Raghav Singhal , Umang Sharma , Rajesh Ranganath , Sumit Chopra , Lerrel Pinto

Low-Rank Adaptation (LoRA) offers a parameter-efficient paradigm for tuning large models. While recent spectral initialization methods improve convergence and performance over the naive "Noise & Zeros" scheme, their extra computational and…

机器学习 · 计算机科学 2025-12-29 Zicheng Zhang , Haoran Li , Yifeng Zhang , Guoqiang Gong , Jiaxing Wang , Junxing Hu , Pengzhang Liu , Qixia Jiang

Low-rank adaptation (LoRA) is a parameter-efficient fine-tuning (PEFT) method widely used in large language models (LLMs). LoRA essentially describes the projection of an input space into a low-dimensional output space, with the…

计算与语言 · 计算机科学 2025-10-28 Shiwei Li , Xiandi Luo , Haozhao Wang , Xing Tang , Ziqiang Cui , Dugang Liu , Yuhua Li , Xiuqiang He , Ruixuan Li

Recent advancements in foundation models, such as the Segment Anything Model (SAM), have shown strong performance in various vision tasks, particularly image segmentation, due to their impressive zero-shot segmentation capabilities.…

计算机视觉与模式识别 · 计算机科学 2025-05-12 Pengfei Gu , Haoteng Tang , Islam A. Ebeid , Jose A. Nunez , Fabian Vazquez , Diego Adame , Marcus Zhan , Huimin Li , Bin Fu , Danny Z. Chen

Clustering algorithms remain valuable tools for grouping and summarizing the most important aspects of data. Example areas where this is the case include image segmentation, dimension reduction, signals analysis, model order reduction,…

数值分析 · 数学 2024-12-24 Guy B. Oldaker , Maria Emelianenko

The computational analysis of Mass Spectrometry Imaging (MSI) data aims at the identification of interesting mass co-localizations and the visualization of their lateral distribution in the sample, usually a tissue cross section. But as the…

计算机视觉与模式识别 · 计算机科学 2020-10-01 Karsten Wüllems , Tim W. Nattkemper

Despite its huge number of variants, standard Low-Rank Adaptation (LoRA) is still a dominant technique for parameter-efficient fine-tuning (PEFT). Nonetheless, it faces persistent challenges, including the pre-selection of an optimal rank…

计算与语言 · 计算机科学 2026-02-20 Ivan Vulić , Adam Grycner , Quentin de Laroussilhe , Jonas Pfeiffer

In this study, we address the challenge of low-rank model compression in the context of in-memory computing (IMC) architectures. Traditional pruning approaches, while effective in model size reduction, necessitate additional peripheral…

硬件体系结构 · 计算机科学 2025-02-13 Kang Eun Jeon , Johnny Rhe , Jong Hwan Ko