中文
相关论文

相关论文: Hyperspectral Image Denoising with Log-Based Robus…

200 篇论文

Hyperspectral image (HSI) classification, which aims to assign an accurate label for hyperspectral pixels, has drawn great interest in recent years. Although low rank representation (LRR) has been used to classify HSI, its ability to…

计算机视觉与模式识别 · 计算机科学 2019-05-08 Qi Wang , Xiange He , Xuelong Li

Recently, the application of low rank minimization to image denoising has shown remarkable denoising results which are equivalent or better than those of the existing state-of-the-art algorithms. However, due to iterative nature of low rank…

计算机视觉与模式识别 · 计算机科学 2015-04-27 Zahid Hussain Shamsi , Hyun Sook Oh , Dai-Gyoung Kim

Hyperspectral images (HSIs) play a crucial role in remote sensing but are often degraded by complex noise patterns. Ensuring the physical property of the denoised HSIs is vital for robust HSI denoising, giving the rise of deep…

图像与视频处理 · 电气工程与系统科学 2025-12-23 Jin Ye , Jingran Wang , Fengchao Xiong , Jingzhou Chen , Yuntao Qian

In this paper, we propose a novel approach to the rank minimization problem, termed rank residual constraint (RRC) model. Different from existing low-rank based approaches, such as the well-known nuclear norm minimization (NNM) and the…

计算机视觉与模式识别 · 计算机科学 2020-02-05 Zhiyuan Zha , Xin Yuan , Bihan Wen , Jiantao Zhou , Jiachao Zhang , Ce Zhu

This paper delivers improved theoretical guarantees for the convex programming approach in low-rank matrix estimation, in the presence of (1) random noise, (2) gross sparse outliers, and (3) missing data. This problem, often dubbed as…

机器学习 · 统计学 2022-09-13 Yuxin Chen , Jianqing Fan , Cong Ma , Yuling Yan

Sparse regression methods have been proven effective in a wide range of signal processing problems such as image compression, speech coding, channel equalization, linear regression and classification. In this paper a new convex method of…

最优化与控制 · 数学 2018-03-07 Victor Stefan Aldea

In this study, the problem of computing a sparse representation of multi-dimensional visual data is considered. In general, such data e.g., hyperspectral images, color images or video data consists of signals that exhibit strong local…

计算机视觉与模式识别 · 计算机科学 2023-03-16 Alexandros Gkillas , Dimitris Ampeliotis , Kostas Berberidis

Image denoising is a prerequisite for downstream tasks in many fields. Low-dose and photon-counting computed tomography (CT) denoising can optimize diagnostic performance at minimized radiation dose. Supervised deep denoising methods are…

机器学习 · 计算机科学 2022-01-06 Chuang Niu , Mengzhou Li , Fenglei Fan , Weiwen Wu , Xiaodong Guo , Qing Lyu , Ge Wang

High-dimensional tensors or multi-way data are becoming prevalent in areas such as biomedical imaging, chemometrics, networking and bibliometrics. Traditional approaches to finding lower dimensional representations of tensor data include…

机器学习 · 统计学 2012-02-14 Genevera I. Allen

High resolution images are widely used in our daily life, whereas high-speed video capture is challenging due to the low frame rate of cameras working at the high resolution mode. Digging deeper, the main bottleneck lies in the low…

图像与视频处理 · 电气工程与系统科学 2021-08-23 Zhihong Zhang , Chao Deng , Yang Liu , Xin Yuan , Jinli Suo , Qionghai Dai

Single-photon light detection and ranging (LiDAR) has been widely applied to 3D imaging in challenging scenarios. However, limited signal photon counts and high noises in the collected data have posed great challenges for predicting the…

图像与视频处理 · 电气工程与系统科学 2022-06-30 Gongxin Yao , Yiwei Chen , Yong Liu , Xiaomin Hu , Yu Pan

Hyperspectral image (HSI) deconvolution is a challenging ill-posed inverse problem, made difficult by the data's high dimensionality.We propose a parameter-parsimonious framework based on a low-rank Canonical Polyadic Decomposition (CPD) of…

图像与视频处理 · 电气工程与系统科学 2026-01-21 Xinjue Wang , Xiuheng Wang , Esa Ollila , Sergiy A. Vorobyov

Hyperspectral image (HSI) classification has become a hot topic in the field of remote sensing. In general, the complex characteristics of hyperspectral data make the accurate classification of such data challenging for traditional machine…

图像与视频处理 · 电气工程与系统科学 2019-10-30 Shutao Li , Weiwei Song , Leyuan Fang , Yushi Chen , Pedram Ghamisi , Jón Atli Benediktsson

Hyperspectral image super-resolution (HSI-SR) has emerged as a challenging yet critical problem in remote sensing. Existing approaches primarily focus on regularization techniques that leverage low-rankness and local smoothness priors.…

数值分析 · 数学 2026-05-13 Jun Zhang , Chao Yi , Mingxi Ma , Mengling He , Chao Wang

Group-based sparse representation has shown great potential in image denoising. However, most existing methods only consider the nonlocal self-similarity (NSS) prior of noisy input image. That is, the similar patches are collected only from…

计算机视觉与模式识别 · 计算机科学 2017-08-01 Zhiyuan Zha , Xinggan Zhang , Qiong Wang , Lan Tang , Xin Liu

We consider the problem of recovering an unknown effectively $(s_1,s_2)$-sparse low-rank-$R$ matrix $X$ with possibly non-orthogonal rank-$1$ decomposition from incomplete and inaccurate linear measurements of the form $y = \mathcal A (X) +…

数值分析 · 数学 2020-07-29 Massimo Fornasier , Johannes Maly , Valeriya Naumova

Registration involving one or more images containing pathologies is challenging, as standard image similarity measures and spatial transforms cannot account for common changes due to pathologies. Low-rank/Sparse (LRS) decomposition removes…

计算机视觉与模式识别 · 计算机科学 2017-04-04 Xu Han , Xiao Yang , Stephen Aylward , Roland Kwitt , Marc Niethammer

Registration networks have shown great application potentials in medical image analysis. However, supervised training methods have a great demand for large and high-quality labeled datasets, which is time-consuming and sometimes impractical…

计算机视觉与模式识别 · 计算机科学 2021-05-21 Dengqiang Jia , Shangqi Gao , Qunlong Chen , Xinzhe Luo , Xiahai Zhuang

We revisit the problem of robust principal component analysis with features acting as prior side information. To this aim, a novel, elegant, non-convex optimization approach is proposed to decompose a given observation matrix into a…

机器学习 · 统计学 2017-09-15 Niannan Xue , Jiankang Deng , Yannis Panagakis , Stefanos Zafeiriou

This paper aims at developing a clustering approach with spectral images directly from the compressive measurements of coded aperture snapshot spectral imager (CASSI). Assuming that compressed measurements often lie approximately in low…

图像与视频处理 · 电气工程与系统科学 2020-09-30 Jianchen Zhu