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Hyperspectral pansharpening is receiving a growing interest since the last few years as testified by a large number of research papers and challenges. It consists in a pixel-level fusion between a lower-resolution hyperspectral datacube and…

Image and Video Processing · Electrical Eng. & Systems 2023-11-14 Giuseppe Guarino , Matteo Ciotola , Gemine Vivone , Giuseppe Scarpa

Hyperspectral image (HSI) contains both spatial pattern and spectral information which has been widely used in food safety, remote sensing, and medical detection. However, the acquisition of hyperspectral images is usually costly due to the…

Image and Video Processing · Electrical Eng. & Systems 2021-12-01 Xinyu Gao , Tianlang Wang , Jing Yang , Jinchao Tao , Yanqing Qiu , Yanlong Meng , Banging Mao , Pengwei Zhou , Yi Li

Recent advancements in deep learning techniques have spurred considerable interest in their application to hyperspectral imagery processing. This paper provides a comprehensive review of the latest developments in this field, focusing on…

Image and Video Processing · Electrical Eng. & Systems 2024-04-11 Nafiseh Ghasemi , Jon Alvarez Justo , Marco Celesti , Laurent Despoisse , Jens Nieke

Hyperspectral images are crucial for many research works. Spectral super-resolution (SSR) is a method used to obtain high spatial resolution (HR) hyperspectral images from HR multispectral images. Traditional SSR methods include…

Image and Video Processing · Electrical Eng. & Systems 2020-12-09 Jiang He , Jie Li , Qiangqiang Yuan , Huanfeng Shen , Liangpei Zhang

Recently, single gray/RGB image super-resolution reconstruction task has been extensively studied and made significant progress by leveraging the advanced machine learning techniques based on deep convolutional neural networks (DCNNs).…

Image and Video Processing · Electrical Eng. & Systems 2020-05-26 Junjun Jiang , He Sun , Xianming Liu , Jiayi Ma

Anomaly detection on the attributed network has recently received increasing attention in many research fields, such as cybernetic anomaly detection and financial fraud detection. With the wide application of deep learning on graph…

Social and Information Networks · Computer Science 2022-09-13 Yuanjun Shi

Convolutional neural networks (CNNs) have been demonstrated their powerful ability to extract discriminative features for hyperspectral image classification. However, general deep learning methods for CNNs ignore the influence of complex…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Zhiqiang Gong , Xian Zhou , Wen Yao

In this paper, we describe a novel deep convolutional neural network (CNN) that is deeper and wider than other existing deep networks for hyperspectral image classification. Unlike current state-of-the-art approaches in CNN-based…

Computer Vision and Pattern Recognition · Computer Science 2017-10-11 Hyungtae Lee , Heesung Kwon

In this paper, we address the dataset scarcity issue with the hyperspectral image classification. As only a few thousands of pixels are available for training, it is difficult to effectively learn high-capacity Convolutional Neural Networks…

Computer Vision and Pattern Recognition · Computer Science 2018-05-04 Hyungtae Lee , Sungmin Eum , Heesung Kwon

Recently, the example-based single image spectral reconstruction from RGB images task, aka, spectral super-resolution was approached by means of deep learning by Galliani et al. The proposed very deep convolutional neural network (CNN)…

Computer Vision and Pattern Recognition · Computer Science 2018-04-13 Yigit Baran Can , Radu Timofte

Hyperspectral imaging is one of the most promising techniques for intraoperative tissue characterisation. Snapshot mosaic cameras, which can capture hyperspectral data in a single exposure, have the potential to make a real-time…

Image and Video Processing · Electrical Eng. & Systems 2021-12-02 Peichao Li , Michael Ebner , Philip Noonan , Conor Horgan , Anisha Bahl , Sebastien Ourselin , Jonathan Shapey , Tom Vercauteren

Digital Rock Imaging is constrained by detector hardware, and a trade-off between the image field of view (FOV) and the image resolution must be made. This can be compensated for with super resolution (SR) techniques that take a wide FOV,…

Image and Video Processing · Electrical Eng. & Systems 2020-02-18 Ying Da Wang , Ryan T. Armstrong , Peyman Mostaghimi

Single image super-resolution (SR) via deep learning has recently gained significant attention in the literature. Convolutional neural networks (CNNs) are typically learned to represent the mapping between low-resolution (LR) and…

Computer Vision and Pattern Recognition · Computer Science 2018-02-09 Hojjat S. Mousavi , Tiantong Guo , Vishal Monga

Hyperspectral compressive imaging takes advantage of compressive sensing theory to achieve coded aperture snapshot measurement without temporal scanning, and the entire three-dimensional spatial-spectral data is captured by a…

Image and Video Processing · Electrical Eng. & Systems 2021-08-03 Yubao Sun , Ying Yang , Qingshan Liu , Mohan Kankanhalli

Deep learning based techniques achieve state-of-the-art results in a wide range of image reconstruction tasks like compressed sensing. These methods almost always have hyperparameters, such as the weight coefficients that balance the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-10 Alan Q. Wang , Adrian V. Dalca , Mert R. Sabuncu

Achieving accurate material segmentation for 3-channel RGB images is challenging due to the considerable variation in a material's appearance. Hyperspectral images, which are sets of spectral measurements sampled at multiple wavelengths,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Yuwen Heng , Yihong Wu , Jiawen Chen , Srinandan Dasmahapatra , Hansung Kim

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

Hyperspectral imaging empowers machine vision systems with the distinct capability of identifying materials through recording their spectral signatures. Recent efforts in data-driven spectral reconstruction aim at extracting spectral…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Qiang Fu , Matheus Souza , Eunsue Choi , Suhyun Shin , Seung-Hwan Baek , Wolfgang Heidrich

Hyperspectral pansharpening aims to synthesize a low-resolution hyperspectral image (LR-HSI) with a registered panchromatic image (PAN) to generate an enhanced HSI with high spectral and spatial resolution. Recently proposed HS…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Wele Gedara Chaminda Bandara , Jeya Maria Jose Valanarasu , Vishal M. Patel

One impressive advantage of convolutional neural networks (CNNs) is their ability to automatically learn feature representation from raw pixels, eliminating the need for hand-designed procedures. However, recent methods for single image…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Yifan Wang , Lijun Wang , Hongyu Wang , Peihua Li