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Hyperspectral image fusion (HIF) is critical to a wide range of applications in remote sensing and many computer vision applications. Most traditional HIF methods assume that the observation model is predefined or known. However, in real…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Wu Wang , Yue Huang , Xinhao Ding

Hyperspectral images (HSIs) capture richer spatial-spectral information beyond RGB, yet real-world HSIs often suffer from a composite mix of degradations, such as noise, blur, and missing bands. Existing generative approaches for HSI…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Xiangming Wang , Benteng Sun , Yungeng Liu , Haijin Zeng , Yongyong Chen , Jingyong Su , Jie Liu

Hyperspectral image(HSI) classification has been improved with convolutional neural network(CNN) in very recent years. Being different from the RGB datasets, different HSI datasets are generally captured by various remote sensors and have…

Computer Vision and Pattern Recognition · Computer Science 2020-02-12 Haokui Zhang , Yu Liu , Bei Fang , Ying Li , Lingqiao Liu , Ian Reid

Hyperspectral image (HSI) classification is an important task in many applications, such as environmental monitoring, medical imaging, and land use/land cover (LULC) classification. Due to the significant amount of spectral information from…

Computer Vision and Pattern Recognition · Computer Science 2026-05-06 Sertac Kilickaya , Mete Ahishali , Fahad Sohrab , Turker Ince , Moncef Gabbouj

Hyperspectral image (HSI) classification presents unique challenges due to its high spectral dimensionality and limited labeled data. Traditional deep learning models often suffer from overfitting and high computational costs.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Prachet Dev Singh , Shyamsundar Paramasivam , Sneha Barman , Mainak Singha , Ankit Jha , Girish Mishra , Biplab Banerjee

This paper presents a new supervised classification algorithm for remotely sensed hyperspectral image (HSI) which integrates spectral and spatial information in a unified Bayesian framework. First, we formulate the HSI classification…

Computer Vision and Pattern Recognition · Computer Science 2018-03-14 Xiangyong Cao , Feng Zhou , Lin Xu , Deyu Meng , Zongben Xu , John Paisley

Hyperspectral imaging (HSI) is emerging as a promising novel imaging modality with various potential surgical applications. Currently available cameras, however, suffer from poor integration into the clinical workflow because they require…

Hyperspectral image reconstruction from a compressed measurement is a highly ill-posed inverse problem. Current data-driven methods suffer from hallucination due to the lack of spectral diversity in existing hyperspectral image datasets,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Juan Romero , Qiang Fu , Matteo Ravasi , Wolfgang Heidrich

We present a new and effective approach for Hyperspectral Image (HSI) classification and clutter detection, overcoming a few long-standing challenges presented by HSI data characteristics. Residing in a high-dimensional spectral attribute…

Computer Vision and Pattern Recognition · Computer Science 2015-06-04 Alexandros-Stavros Iliopoulos , Tiancheng Liu , Xiaobai Sun

Hyperspectral imaging (HSI) shows great promise for surgical applications, offering detailed insights into biological tissue differences beyond what the naked eye can perceive. Refined labelling efforts are underway to train vision systems…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Junwen Wang , Oscar Maccormac , William Rochford , Aaron Kujawa , Jonathan Shapey , Tom Vercauteren

Hyperspectral (HS) imaging presents itself as a non-contact, non-ionizing and non-invasive technique, proven to be suitable for medical diagnosis. However, the volume of information contained in these images makes difficult providing the…

Existing deep learning-based hyperspectral image (HSI) classification works still suffer from the limitation of the fixed-sized receptive field, leading to difficulties in distinctive spectral-spatial features for ground objects with…

Computer Vision and Pattern Recognition · Computer Science 2023-02-24 Lin Zhan , Jiayuan Fan , Peng Ye , Jianjian Cao

Recently hyperspectral imaging (HSI)-based grain quality assessment has gained research attention. However, unlike other imaging modalities, HSI data lacks sufficient labelled samples required to effectively train deep convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Priyabrata Karmakar , Manzur Murshed , Shyh Wei Teng

Hyperspectral images (HSI) provide rich spectral information that contributed to the successful performance improvement of numerous computer vision tasks. However, it can only be achieved at the expense of images' spatial resolution.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Ying Qu , Hairong Qi , Chiman Kwan , Naoto Yokoya , Jocelyn Chanussot

Deep neural networks have proven to be very effective for computer vision tasks, such as image classification, object detection, and semantic segmentation -- these are primarily applied to color imagery and video. In recent years, there has…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Xiong Zhou , Saurabh Prasad

Deep Learning could drastically boost the classification accuracy for Hyperspectral Imaging (HSI). Still, the training on the mostly small hyperspectral data sets is not trivial. Two key challenges are the large channel dimension of the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Leon Amadeus Varga , Martin Messmer , Nuri Benbarka , Andreas Zell

Hyperspectral imaging (HSI) is an advanced medical imaging modality that captures optical data across a broad spectral range, providing novel insights into the biochemical composition of tissues. HSI may enable precise differentiation…

Image and Video Processing · Electrical Eng. & Systems 2024-08-07 Zhonghao Wang , Junwen Wang , Charlie Budd , Oscar MacCormac , Jonathan Shapey , Tom Vercauteren

In this paper, we propose a method for separating known targets of interests from the background in hyperspectral imagery. More precisely, we regard the given hyperspectral image (HSI) as being made up of the sum of low-rank background HSI…

Image and Video Processing · Electrical Eng. & Systems 2018-08-21 Ahmad W. Bitar , Loong-Fah Cheong , Jean-Philippe Ovarlez

The use of Deep Learning techniques for classification in Hyperspectral Imaging (HSI) is rapidly growing and achieving improved performances. Due to the nature of the data captured by sensors that produce HSI images, a common issue is the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Aryan Vats , Manan Suri

Traditional color images only depict color intensities in red, green and blue channels, often making object trackers fail in challenging scenarios, e.g., background clutter and rapid changes of target appearance. Alternatively, material…

Computer Vision and Pattern Recognition · Computer Science 2019-07-11 Fengchao Xiong , Jun Zhou , Yuntao Qian