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The blind fusion of unregistered hyperspectral images (HSIs) and multispectral images (MSIs) has attracted growing attention recently. To address the registration challenge, most existing methods employ spatial transformations on the HSI to…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Kunjing Yang , Libin Zheng , Minru Bai , Ting Lu , Leyuan Fang

Hyperspectral remote sensing images (HSIs) are characterized by having a low spatial resolution and a high spectral resolution, whereas multispectral images (MSIs) are characterized by low spectral and high spatial resolutions. These…

Computer Vision and Pattern Recognition · Computer Science 2014-06-11 Miguel Simões , José Bioucas-Dias , Luis B. Almeida , Jocelyn Chanussot

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…

Computer Vision and Pattern Recognition · Computer Science 2019-05-08 Qi Wang , Xiange He , Xuelong Li

Accurate hyperspectral image (HSI) interpretation is critical for providing valuable insights into various earth observation-related applications such as urban planning, precision agriculture, and environmental monitoring. However, existing…

Recent works have established that AI models introduce spectral artifacts into generated images and propose approaches for learning to capture them using labeled data. However, the significant differences in such artifacts among different…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Dimitrios Karageorgiou , Symeon Papadopoulos , Ioannis Kompatsiaris , Efstratios Gavves

Hyperspectral imaging (HSI) has been extensively utilized for a number of real-world applications. HSI classification (HSIC) is a challenging task due to high inter-class similarity, high intra-class variability, overlapping, and nested…

Image and Video Processing · Electrical Eng. & Systems 2020-12-14 Muhammad Ahmad

Anomaly segmentation is essential for industrial quality, maintenance, and stability. Existing text-guided zero-shot anomaly segmentation models are effective but rely on fixed prompts, limiting adaptability in diverse industrial scenarios.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-21 SoYoung Park , Hyewon Lee , Mingyu Choi , Seunghoon Han , Jong-Ryul Lee , Sungsu Lim , Tae-Ho Kim

Hyperspectral image (HSI) classification remains challenging due to high spectral dimensionality, redundancy, and limited labeled data. Although convolutional neural networks (CNNs) and Vision Transformers (ViTs) achieve strong performance…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Mohammed Q. Alkhatib

Deep learning-based hyperspectral image super-resolution (SR) methods have achieved great success recently. However, most existing models can not effectively explore spatial information and spectral information between bands simultaneously,…

Computer Vision and Pattern Recognition · Computer Science 2020-01-15 Qi Wang , Qiang Li , Xuelong Li

Most superpixel algorithms compute a trade-off between spatial and color features at the pixel level. Hence, they may need fine parameter tuning to balance the two measures, and highly fail to group pixels with similar local texture…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Remi Giraud , Vinh-Thong Ta , Nicolas Papadakis , Yannick Berthoumieu

Alignment between non-rigid stretchable structures is one of the most challenging tasks in computer vision, as the invariant properties are hard to define, and there is no labeled data for real datasets. We present unsupervised neural…

Computer Vision and Pattern Recognition · Computer Science 2022-08-30 Idan Pazi , Dvir Ginzburg , Dan Raviv

Computational spectral imaging (CSI) achieves real-time hyperspectral imaging through co-designed optics and algorithms, but typical CSI methods suffer from a bulky footprint and limited fidelity. Therefore, Spectral Deconvolution imaging…

Image and Video Processing · Electrical Eng. & Systems 2025-11-11 Tao Lv , Daoming Zhou , Chenglong Huang , Chongde Zi , Linsen Chen , Xun Cao

The effectiveness of spectral-spatial feature learning is crucial for the hyperspectral image (HSI) classification task. Diffusion models, as a new class of groundbreaking generative models, have the ability to learn both contextual…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Jingyi Zhou , Jiamu Sheng , Jiayuan Fan , Peng Ye , Tong He , Bin Wang , Tao Chen

Hyperspectral image (HSI) classification is challenging due to spatial variability caused by complex imaging conditions. Prior methods suffer from limited representation ability, as they train specially designed networks from scratch on…

Computer Vision and Pattern Recognition · Computer Science 2023-05-17 Di Wang , Jing Zhang , Bo Du , Liangpei Zhang , Dacheng Tao

Hyperspectral images can be represented either as a set of images or as a set of spectra. Spectral classification and segmentation and data reduction are the main problems in hyperspectral image analysis. In this paper we propose a Bayesian…

Data Analysis, Statistics and Probability · Physics 2007-05-23 Ali Mohammad-Djafari , Adel Mohammadpoor , Nadia Bali

As modern complex neural networks keep breaking records and solving harder problems, their predictions also become less and less intelligible. The current lack of interpretability often undermines the deployment of accurate machine learning…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Jacopo Teneggi , Alexandre Luster , Jeremias Sulam

In this paper, we propose a novel image descriptor called Forming Local Intersections of Projections (FLIP) and its multi-resolution version (mFLIP) for representing histopathology images. The descriptor is based on the Radon transform…

Computer Vision and Pattern Recognition · Computer Science 2020-08-11 Aditya Sriram , Shivam Kalra , Morteza Babaie , Brady Kieffer , Waddah Al Drobi , Shahryar Rahnamayan , Hany Kashani , Hamid R. Tizhoosh

We propose a versatile deep image compression network based on Spatial Feature Transform (SFT arXiv:1804.02815), which takes a source image and a corresponding quality map as inputs and produce a compressed image with variable rates. Our…

Image and Video Processing · Electrical Eng. & Systems 2021-08-24 Myungseo Song , Jinyoung Choi , Bohyung Han

Direct RAW-based object detection offers great promise by utilizing RAW data (unprocessed sensor data), but faces inherent challenges due to its wide dynamic range and linear response, which tends to suppress crucial object details. In…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Zhuohua Ye , Liming Zhang , Hongru Han

Scene parsing from images is a fundamental yet challenging problem in visual content understanding. In this dense prediction task, the parsing model assigns every pixel to a categorical label, which requires the contextual information of…

Computer Vision and Pattern Recognition · Computer Science 2020-11-06 Litao Yu , Yongsheng Gao , Jun Zhou , Jian Zhang , Qiang Wu
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