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In many computer vision applications, obtaining images of high resolution in both the spatial and spectral domains are equally important. However, due to hardware limitations, one can only expect to acquire images of high resolution in…

计算机视觉与模式识别 · 计算机科学 2018-07-17 Ying Qu , Hairong Qi , Chiman Kwan

3D Swin Transformer (3D-ST) known for its hierarchical attention and window-based processing, excels in capturing intricate spatial relationships within images. Spatial-spectral Transformer (SST), meanwhile, specializes in modeling…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Muhammad Ahmad , Manuel Mazzara , Salvatore Distifano

Hyperspectral super-resolution refers to the problem of fusing a hyperspectral image (HSI) and a multispectral image (MSI) to produce a super-resolution image (SRI) that has fine spatial and spectral resolution. State-of-the-art methods…

信号处理 · 电气工程与系统科学 2018-12-05 Charilaos I. Kanatsoulis , Xiao Fu , Nicholas D. Sidiropoulos , Wing-Kin Ma

The integration of miniaturized spectrometers into mobile devices offers new avenues for image quality enhancement and facilitates novel downstream tasks. However, the broader application of spectral sensors in mobile photography is…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Kailai Zhou , Lijing Cai , Yibo Wang , Mengya Zhang , Bihan Wen , Qiu Shen , Xun Cao

Multimodal medical image fusion helps in combining contrasting features from two or more input imaging modalities to represent fused information in a single image. One of the pivotal clinical applications of medical image fusion is the…

图像与视频处理 · 电气工程与系统科学 2019-09-20 Nishant Kumar , Nico Hoffmann , Martin Oelschlägel , Edmund Koch , Matthias Kirsch , Stefan Gumhold

Hyperspectral images (HSI) contain a wealth of information over hundreds of contiguous spectral bands, making it possible to classify materials through subtle spectral discrepancies. However, the classification of this rich spectral…

机器学习 · 计算机科学 2018-12-07 Ramanarayan Mohanty , SL Happy , Aurobinda Routray

Hyperspectral Image (HSI)s cover hundreds or thousands of narrow spectral bands, conveying a wealth of spatial and spectral information. However, due to the instrumental errors and the atmospheric changes, the HSI obtained in practice are…

图像与视频处理 · 电气工程与系统科学 2023-07-24 Shuo Li , Mehrdad Yaghoobi

Conventional infrared and visible image fusion(IVIF) methods often assume high-quality inputs, neglecting real-world degradations such as low-light and noise, which limits their practical applicability. To address this, we propose a…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Tianpei Zhang , Jufeng Zhao , Yiming Zhu , Guangmang Cui , Yuxin Jing

Hyperspectral image denoising faces the challenge of multi-dimensional coupling of spatially non-uniform noise and spectral correlation interference. Existing deep learning methods mostly focus on RGB images and struggle to effectively…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Haoyue Li , Di Wu

With the rapid advancement of remote sensing technology, super-resolution image reconstruction is of great research and practical significance. Existing deep learning methods have made progress but still face limitations in handling complex…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Shijie Lyu

Obtaining high-resolution hyperspectral images (HR-HSI) is costly and data-intensive, making it necessary to fuse low-resolution hyperspectral images (LR-HSI) with high-resolution RGB images (HR-RGB) for practical applications. However,…

图像与视频处理 · 电气工程与系统科学 2025-03-25 Lei Guo , Wei Chen , Yuxuan Sun , Bo Ai , Nikolaos Pappas , Tony Quek

In remote sensing, hyperspectral (HS) and multispectral (MS) image fusion have emerged as a synthesis tool to improve the data set resolution. However, conventional image fusion methods typically degrade the performance of the land cover…

图像与视频处理 · 电气工程与系统科学 2022-04-05 Juan Ramírez , Héctor Vargas , José Ignacio Martínez , Henry Arguello

Diffusion models have recently received a surge of interest due to their impressive performance for image restoration, especially in terms of noise robustness. However, existing diffusion-based methods are trained on a large amount of…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Yuchun Miao , Lefei Zhang , Liangpei Zhang , Dacheng Tao

Image Super-Resolution (SR) provides a promising technique to enhance the image quality of low-resolution optical sensors, facilitating better-performing target detection and autonomous navigation in a wide range of robotics applications.…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Fan Wang , Jiangxin Yang , Yanlong Cao , Yanpeng Cao , Michael Ying Yang

Unregistered hyperspectral image (HSI) super-resolution (SR) typically aims to enhance a low-resolution HSI using an unregistered high-resolution reference image. In this paper, we propose an unmixing-based fusion framework that decouples…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Yingkai Zhang , Tao Zhang , Jing Nie , Ying Fu

Existing multiple modality fusion methods, such as concatenation, summation, and encoder-decoder-based fusion, have recently been employed to combine modality characteristics of Hyperspectral Image (HSI) and Light Detection And Ranging…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Lu Huo , Jiahao Xia , Leijie Zhang , Haimin Zhang , Min Xu

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…

计算机视觉与模式识别 · 计算机科学 2014-06-11 Miguel Simões , José Bioucas-Dias , Luis B. Almeida , Jocelyn Chanussot

Fusing a low resolution (LR) mosaiced hyperspectral image (HSI) with a high resolution (HR) panchromatic (PAN) image offers a promising avenue for video-rate HR-HSI imaging via single-shot acquisition, yet its severely ill-posed nature…

计算机视觉与模式识别 · 计算机科学 2026-04-23 Peiming Luo , Nan Wang , Litong Liu , Jiahan Huang , Chenxu Wu , Renwei Dian , Junming Hou

In this paper, we introduce a new deep learning framework for discovering the phase field models from existing image data. The new framework embraces the approximation power of physics informed neural networks (PINN), and the computational…

数值分析 · 数学 2020-07-10 Jia Zhao

Super Resolution (SR) plays a critical role in computer vision, particularly in medical imaging, where hardware and acquisition time constraints often result in low spatial and temporal resolution. While diffusion models have been applied…

图像与视频处理 · 电气工程与系统科学 2024-11-01 Vishal Dubey