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相关论文: MultiHU-TD: Multifeature Hyperspectral Unmixing Ba…

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Hyperspectral images (HSI) with abundant spectral information reflected materials property usually perform low spatial resolution due to the hardware limits. Meanwhile, multispectral images (MSI), e.g., RGB images, have a high spatial…

计算机视觉与模式识别 · 计算机科学 2023-07-10 Shuaikai Shi , Lijun Zhang , Yoann Altmann , Jie Chen

Hyperspectral sensing is a valuable tool for detecting anomalies and distinguishing between materials in a scene. Hyperspectral anomaly detection (HS-AD) helps characterize the captured scenes and separates them into anomaly and background…

图像与视频处理 · 电气工程与系统科学 2025-07-23 Mazharul Hossain , Aaron Robinson , Lan Wang , Chrysanthe Preza

Nowadays, nonnegative matrix factorization (NMF) based methods have been widely applied to blind spectral unmixing. Introducing proper regularizers to NMF is crucial for mathematically constraining the solutions and physically exploiting…

计算机视觉与模式识别 · 计算机科学 2020-10-12 Min Zhao , Tiande Gao , Jie Chen , Wei Chen

Hyperspectral images provide a rich representation of the underlying spectrum for each pixel, allowing for a pixel-wise classification/segmentation into different classes. As the acquisition of labeled training data is very time-consuming,…

计算机视觉与模式识别 · 计算机科学 2023-01-25 Jan-Christopher Cohrs , Chandrajit Bajaj , Benjamin Berkels

In the realm of diverse high-dimensional data, images play a significant role across various processes of manufacturing systems where efficient image anomaly detection has emerged as a core technology of utmost importance. However, when…

计算机视觉与模式识别 · 计算机科学 2025-12-24 Ji Song , Xing Wang , Jianguo Wu , Xiaowei Yue

Multispectral and Hyperspectral Image Fusion (MHIF) aims to reconstruct high-resolution images by integrating low-resolution hyperspectral images (LRHSI) and high-resolution multispectral images (HRMSI). However, existing methods face…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Baisong Li

This paper proposes a new hyperspectral unmixing method for nonlinearly mixed hyperspectral data using a semantic representation in a semi-supervised fashion, assuming the availability of a spectral reference library. Existing…

计算机视觉与模式识别 · 计算机科学 2017-06-07 Yuki Itoh , Siwei Feng , Marco F. Duarte , Mario Parente

Multispectral unmixing (MU) is critical due to the inevitable mixed pixel phenomenon caused by the limited spatial resolution of typical multispectral images in remote sensing. However, MU mathematically corresponds to the underdetermined…

图像与视频处理 · 电气工程与系统科学 2025-02-04 Chia-Hsiang Lin , Jhao-Ting Lin

Learning the manifold structure of remote sensing images is of paramount relevance for modeling and understanding processes, as well as to encapsulate the high dimensionality in a reduced set of informative features for subsequent…

计算机视觉与模式识别 · 计算机科学 2022-05-04 Gulsen Taskin , Gustau Camps-Valls

Hyperspectral image (HSI) restoration aims at recovering clean images from degraded observations and plays a vital role in downstream tasks. Existing model-based methods have limitations in accurately modeling the complex image…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Li Pang , Xiangyu Rui , Long Cui , Hongzhong Wang , Deyu Meng , Xiangyong Cao

Hyperspectral images are data cubes with two spatial dimensions and a third spectral dimension, providing a spectrum for each pixel, and thus allow the mapping of extended sources' physical properties. In this article, we present the…

天体物理仪器与方法 · 物理学 2024-06-19 Julia Lascar , Jérôme Bobin , Fabio Acero

Hyperspectral unmixing is one of the crucial steps for many hyperspectral applications. The problem of hyperspectral unmixing has proven to be a difficult task in unsupervised work settings where the endmembers and abundances are both…

计算机视觉与模式识别 · 计算机科学 2013-06-03 Ying Wang , Chunhong Pan , Shiming Xiang , Feiyun Zhu

Pansharpening aims to fuse a registered high-resolution panchromatic image (PAN) with a low-resolution hyperspectral image (LR-HSI) to generate an enhanced HSI with high spectral and spatial resolution. Existing pansharpening approaches…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Wele Gedara Chaminda Bandara , Vishal M. Patel

Hadamard Transform Spectral Imaging (HTSI) is a multiplexing technique used to recover spectra via encoding with multi-slit masks, and is particularly useful in low photon flux applications where signal-independent noise is the dominant…

天体物理仪器与方法 · 物理学 2025-10-24 John Nijim , Zoran Ninkov , Dmitry Vorobiev , Kevin Kearney

This work proposes a variational inference (VI) framework for hyperspectral unmixing in the presence of endmember variability (HU-EV). An EV-accounted noisy linear mixture model (LMM) is considered, and the presence of outliers is also…

机器学习 · 计算机科学 2024-07-23 Yuening Li , Xiao Fu , Junbin Liu , Wing-Kin Ma

Hyperspectral imaging, due to providing high spectral resolution images, is one of the most important tools in the remote sensing field. Because of technological restrictions hyperspectral sensors has a limited spatial resolution. On the…

计算机视觉与模式识别 · 计算机科学 2013-10-23 Roozbeh Rajabi , Hassan Ghassemian

Displaying the large number of bands in a hyper spectral image on a trichromatic monitor has been an active research topic. The visualized image shall convey as much information as possible form the original data and facilitate image…

计算机视觉与模式识别 · 计算机科学 2018-01-23 Danping Liao , Siyu Chen , Yuntao Qian

The canonical polyadic (CP) tensor decomposition decomposes a multidimensional data array into a sum of outer products of finite-dimensional vectors. Instead, we can replace some or all of the vectors with continuous functions…

数值分析 · 数学 2024-08-13 Brett W. Larsen , Tamara G. Kolda , Anru R. Zhang , Alex H. Williams

This work concerns a detailed review of data analysis methods used for remotely sensed images of large areas of the Earth and of other solid astronomical objects. In detail, it focuses on the problem of inferring the materials that cover…

天体物理仪器与方法 · 物理学 2025-07-22 Alfredo Gimenez Zapiola , Andrea Boselli , Alessandra Menafoglio , Simone Vantini

Hyperspectral images (HSIs) usually suffer from different types of pollution. This severely reduces the quality of HSIs and limits the accuracy of subsequent processing tasks. HSI denoising can be modeled as a low-rank tensor denoising…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Sheng Liu , Xiaozhen Xie , Wenfeng Kong
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