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Hyperspectral image (HSI) fusion aims to reconstruct a high-resolution HSI (HR-HSI) by combining the rich spectral information of a low-resolution HSI (LR-HSI) with the fine spatial details of a high-resolution multispectral image (HR-MSI).…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Chia-Ming Lee , Yu-Hao Ho , Yu-Fan Lin , Jen-Wei Lee , Li-Wei Kang , Chih-Chung Hsu

Recently, Spectral Compressive Imaging (SCI) has achieved remarkable success, unlocking significant potential for dynamic spectral vision. However, existing reconstruction methods, primarily image-based, suffer from two limitations: (i)…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Lijing Cai , Zhan Shi , Chenglong Huang , Jinyao Wu , Qiping Li , Zikang Huo , Linsen Chen , Chongde Zi , Xun Cao

Surface reconstruction is fundamental to computer vision and graphics, enabling applications in 3D modeling, mixed reality, robotics, and more. Existing approaches based on volumetric rendering obtain promising results, but optimize on a…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Yueh-Cheng Liu , Lukas Höllein , Matthias Nießner , Angela Dai

We leverage deep learning techniques to jointly denoise and super-resolve biomedical images acquired with fluorescence microscopy. We develop a deep learning algorithm based on the networks and method described in the recent W2S paper to…

Image and Video Processing · Electrical Eng. & Systems 2020-04-24 Martin Chatton

Coded aperture snapshot spectral imaging (CASSI) is a promising technique to capture the three-dimensional hyperspectral image (HSI) using a single coded two-dimensional (2D) measurement, in which algorithms are used to perform the inverse…

Image and Video Processing · Electrical Eng. & Systems 2021-01-01 Wei He , Naoto Yokoya , Xin Yuan

Magnetic Resonance Spectroscopic Imaging (MRSI) is a non-invasive imaging technique for studying metabolism and has become a crucial tool for understanding neurological diseases, cancers and diabetes. High spatial resolution MRSI is needed…

Deep convolutional neural networks have recently shown promising results in compressive spectral reconstruction. Previous methods, however, usually adopt a single mapping function for sparse representation. Considering that different…

Image and Video Processing · Electrical Eng. & Systems 2023-02-07 Shiyun Zhou , Tingfa Xu , Shaocong Dong , Jianan Li

Recent accelerated MRI reconstruction models have used Deep Neural Networks (DNNs) to reconstruct relatively high-quality images from highly undersampled k-space data, enabling much faster MRI scanning. However, these techniques sometimes…

Image and Video Processing · Electrical Eng. & Systems 2021-04-12 Itzik Malkiel , Sangtae Ahn , Valentina Taviani , Anne Menini , Lior Wolf , Christopher J. Hardy

Online reconstruction based on RGB-D sequences has thus far been restrained to relatively slow camera motions (<1m/s). Under very fast camera motion (e.g., 3m/s), the reconstruction can easily crumble even for the state-of-the-art methods.…

Computer Vision and Pattern Recognition · Computer Science 2021-05-13 Jiazhao Zhang , Chenyang Zhu , Lintao Zheng , Kai Xu

Deformable image registration, estimating the spatial transformation between different images, is an important task in medical imaging. Many previous studies have used learning-based methods for multi-stage registration to perform 3D image…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Jian-Qing Zheng , Ziyang Wang , Baoru Huang , Ngee Han Lim , Tonia Vincent , Bartlomiej W. Papiez

We consider using {\bf\em untrained neural networks} to solve the reconstruction problem of snapshot compressive imaging (SCI), which uses a two-dimensional (2D) detector to capture a high-dimensional (usually 3D) data-cube in a compressed…

Image and Video Processing · Electrical Eng. & Systems 2021-08-31 Ziyi Meng , Zhenming Yu , Kun Xu , Xin Yuan

Interferometric Hyperspectral Imaging (IHI) is a critical technique for large-scale remote sensing tasks due to its advantages in flux and spectral resolution. However, IHI is susceptible to complex errors arising from imaging steps, and…

Image and Video Processing · Electrical Eng. & Systems 2025-08-06 Yuansheng Li , Yunhao Zou , Linwei Chen , Ying Fu

High angular resolution diffusion imaging (HARDI) demands a lager amount of data measurements compared to diffusion tensor imaging, restricting its use in practice. In this work, we explore a learning-based approach to reconstruct HARDI…

Computer Vision and Pattern Recognition · Computer Science 2019-03-25 Shi Yin , Zhengqiang Zhang , Qinmu Peng , Xinge You

Deep learning has shown great potential in accelerating diffusion tensor imaging (DTI). Nevertheless, existing methods tend to suffer from Rician noise and detail loss in reconstructing the DTI-derived parametric maps especially when…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Wenxin Fan , Jian Cheng , Cheng Li , Xinrui Ma , Jing Yang , Juan Zou , Ruoyou Wu , Qiegen Liu , Shanshan Wang

Deep unfolding networks (DUNs) combine the interpretability of model-based methods with the learning ability of deep networks, yet remain limited for blind image restoration (BIR). Existing DUNs suffer from: (1) \textbf{Degradation-specific…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Chunming He , Rihan Zhang , Zheng Chen , Bowen Yang , Chengyu Fang , Yunlong Lin , Yulun Zhang , Fengyang Xiao , Sina Farsiu

Fast MRI aims to reconstruct a high fidelity image from partially observed measurements. Exuberant development in fast MRI using deep learning has been witnessed recently. Meanwhile, novel deep learning paradigms, e.g., Transformer based…

Computer Vision and Pattern Recognition · Computer Science 2022-07-07 Jiahao Huang , Xiaodan Xing , Zhifan Gao , Guang Yang

We introduce a compressive single-pixel imaging (SPI) framework for high-resolution image capture in fractions of a second. This framework combines a dedicated sampling strategy with a tailored reconstruction method to enable high-quality…

Image and Video Processing · Electrical Eng. & Systems 2025-09-03 Anna Pastuszczak , Rafał Stojek , Piotr Wróbel , Magdalena Cwojdzińska , Kacper Sobczak , Rafał Kotyński

Although image restoration has advanced significantly, most existing methods target only a single type of degradation. In real-world scenarios, images often contain multiple degradations simultaneously, such as rain, noise, and haze,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Hu Gao , Xiaoning Lei , Xichen Xu , Depeng Dang , Lizhuang Ma

Although low-light image enhancement has achieved great stride based on deep enhancement models, most of them mainly stress on enhancement performance via an elaborated black-box network and rarely explore the physical significance of…

Computer Vision and Pattern Recognition · Computer Science 2025-01-03 Huake Wang , Xingsong Hou , Chengcu Liu , Kaibing Zhang , Xiangyong Cao , Xueming Qian

Deep learning methods are developing rapidly in coded aperture snapshot spectral imaging (CASSI). The number of parameters and FLOPs of existing state-of-the-art methods (SOTA) continues to increase, but the reconstruction accuracy improves…

Image and Video Processing · Electrical Eng. & Systems 2023-08-04 Zeyu Cai , Chengqian Jin , Feipeng Da
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