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Extracting discriminative information from complex spectral details in hyperspectral image (HSI) for HSI classification is pivotal. While current prevailing methods rely on spectral magnitude features, they could cause confusion in certain…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Huiyan Bai , Tingfa Xu , Huan Chen , Peifu Liu , Jianan Li

Hyperspectral image (HSI) classification is widely used for the analysis of remotely sensed images. Hyperspectral imagery includes varying bands of images. Convolutional Neural Network (CNN) is one of the most frequently used deep learning…

Computer Vision and Pattern Recognition · Computer Science 2020-02-19 Swalpa Kumar Roy , Gopal Krishna , Shiv Ram Dubey , Bidyut B. Chaudhuri

Visual anomaly inspection is critical in manufacturing, yet hampered by the scarcity of real anomaly samples for training robust detectors. Synthetic data generation presents a viable strategy for data augmentation; however, current methods…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Linchun Wu , Qin Zou , Xianbiao Qi , Bo Du , Zhongyuan Wang , Qingquan Li

In this paper, we propose a novel classification scheme for the remotely sensed hyperspectral image (HSI), namely SP-DLRR, by comprehensively exploring its unique characteristics, including the local spatial information and low-rankness.…

Computer Vision and Pattern Recognition · Computer Science 2021-11-10 Shujun Yang , Junhui Hou , Yuheng Jia , Shaohui Mei , Qian Du

To overcome inherent hardware limitations of hyperspectral imaging systems with respect to their spatial resolution, fusion-based hyperspectral image (HSI) super-resolution is attracting increasing attention. This technique aims to fuse a…

Image and Video Processing · Electrical Eng. & Systems 2022-01-25 Xiuheng Wang , Jie Chen , Cédric Richard

Diffusion models (DM) have achieved remarkable promise in image super-resolution (SR). However, most of them are tailored to solving non-blind inverse problems with fixed known degradation settings, limiting their adaptability to real-world…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Feng Li , Yixuan Wu , Zichao Liang , Runmin Cong , Huihui Bai , Yao Zhao , Meng Wang

Remote sensing semantic segmentation must address both what the ground objects are within an image and where they are located. Consequently, segmentation models must ensure not only the semantic correctness of large-scale patches…

Computer Vision and Pattern Recognition · Computer Science 2026-01-28 Hao Wang , Keyan Hu , Xin Guo , Haifeng Li , Chao Tao

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

Deep learning (DL) has been widely applied into hyperspectral image (HSI) classification owing to its promising feature learning and representation capabilities. However, limited by the spatial resolution of sensors, existing DL-based…

Image and Video Processing · Electrical Eng. & Systems 2024-12-06 Zhu Han , Jin Yang , Lianru Gao , Zhiqiang Zeng , Bing Zhang , Jocelyn Chanussot

Hyperspectral images provide abundant spatial and spectral information that is very valuable for material detection in diverse areas of practical science. The high-dimensions of data lead to many processing challenges that can be addressed…

Computer Vision and Pattern Recognition · Computer Science 2020-05-19 Saeideh Ghanbari Azar , Saeed Meshgini , Tohid Yousefi Rezaii , Soosan Beheshti

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 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

The development of deep learning-based models for the compression of hyperspectral images (HSIs) has recently attracted great attention in remote sensing due to the sharp growing of hyperspectral data archives. Most of the existing models…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Martin Hermann Paul Fuchs , Akshara Preethy Byju , Alisa Walda , Behnood Rasti , Begüm Demir

Band selection in hyperspectral imaging (HSI) is critical for optimising data processing and enhancing analytical accuracy. Traditional approaches have predominantly concentrated on analysing spectral and pixel characteristics within…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Judy X Yang , Jun Zhou , Jing Wang , Hui Tian , Alan Wee Chung Liew

Hyperspectral imaging (HSI) analysis faces computational bottlenecks due to massive data volumes that exceed available memory. While foundation models pre-trained on large remote sensing datasets show promise, their learned representations…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Yu-Tang Chang , Pin-Wei Chen , Shih-Fang Chen

Hyperspectral imagery (HSI) is an established technique with an array of applications, but its use is limited due to both practical and technical issues associated with spectral devices. The goal of the ICASSP 2024 'Hyper-Skin' Challenge is…

Image and Video Processing · Electrical Eng. & Systems 2024-04-17 Wojciech Czaja , Jeremiah Emidih , Brandon Kolstoe , Richard G. Spencer

In this paper, we address the hyperspectral image (HSI) classification task with a generative adversarial network and conditional random field (GAN-CRF) -based framework, which integrates a semi-supervised deep learning and a probabilistic…

Image and Video Processing · Electrical Eng. & Systems 2019-05-14 Zilong Zhong , Jonathan Li , David A. Clausi , Alexander Wong

Hyperspectral images involve abundant spectral and spatial information, playing an irreplaceable role in land-cover classification. Recently, based on deep learning technologies, an increasing number of HSI classification approaches have…

Computer Vision and Pattern Recognition · Computer Science 2022-02-16 Haokui Zhang , Chengrong Gong , Yunpeng Bai , Zongwen Bai , Ying Li

Subspace clustering is a powerful unsupervised approach for hyperspectral image (HSI) analysis, but its high computational and memory costs limit scalability. Superpixel segmentation can improve efficiency by reducing the number of data…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Xianlu Li , Nicolas Nadisic , Shaoguang Huang , Aleksandra Pizurica

Synthetic hyperspectral image (HSI) generation is essential for large-scale simulation, algorithm development, and mission design, yet traditional radiative transfer models remain computationally expensive and often limited to…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Chedly Ben Azizi , Claire Guilloteau , Gilles Roussel , Matthieu Puigt
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