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We introduce a novel, all-in-one deep learning framework for MR image reconstruction, enabling a single model to enhance image quality across multiple aspects of k-space sampling and to be effective across a wide range of clinical and…

Image and Video Processing · Electrical Eng. & Systems 2024-05-28 Geunu Jeong , Hyeonsoo Kim , Joonyoung Yang , Kyungeun Jang , Jeewook Kim

Seismic data frequently exhibits missing traces, substantially affecting subsequent seismic processing and interpretation. Deep learning-based approaches have demonstrated significant advancements in reconstructing irregularly missing…

Geophysics · Physics 2025-01-16 Paul Goyes-Peñafiel , Ulugbek Kamilov , Henry Arguello

We present a new approach for representing and reconstructing multidimensional magnetic resonance imaging (MRI) data. Our method builds on a novel, learned feature-based image representation that disentangles different types of features,…

Image and Video Processing · Electrical Eng. & Systems 2026-01-01 Ruiyang Zhao , Fan Lam

Deformable image registration aims to precisely align medical images from different modalities or times. Traditional deep learning methods, while effective, often lack interpretability, real-time observability and adjustment capacity during…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Yongtai Zhuo , Yiqing Shen

Purpose: To develop a data-efficient strategy for accelerated MRI reconstruction with Diffusion Probabilistic Generative Models (DPMs) that enables faster scan times in clinical stroke MRI when only limited fully-sampled data samples are…

Image and Video Processing · Electrical Eng. & Systems 2026-03-16 Yamin Arefeen , Sidharth Kumar , Steven Warach , Hamidreza Saber , Jonathan Tamir

Following the success of deep learning in a wide range of applications, neural network-based machine learning techniques have received interest as a means of accelerating magnetic resonance imaging (MRI). A number of ideas inspired by deep…

Signal Processing · Electrical Eng. & Systems 2019-04-03 Florian Knoll , Kerstin Hammernik , Chi Zhang , Steen Moeller , Thomas Pock , Daniel K. Sodickson , Mehmet Akcakaya

3D image reconstruction from a limited number of 2D images has been a long-standing challenge in computer vision and image analysis. While deep learning-based approaches have achieved impressive performance in this area, existing deep…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Nivetha Jayakumar , Tonmoy Hossain , Miaomiao Zhang

Diffusion magnetic resonance imaging (MRI) is the only imaging modality for non-invasive movement detection of in vivo water molecules, with significant clinical and research applications. Diffusion weighted imaging (DWI) MRI acquired by…

Reconstructing high-quality images from substantially undersampled k-space data for accelerated MRI presents a challenging ill-posed inverse problem. While supervised deep learning has revolutionized this field, it relies heavily on large…

Image and Video Processing · Electrical Eng. & Systems 2025-12-22 Xinzhe Luo , Yingzhen Li , Chen Qin

Hyperspectral image (HSI) restoration aims at recovering clean images from degraded observations and plays a vital role in downstream tasks. Existing model-based methods have limitations in accurately modeling the complex image…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Li Pang , Xiangyu Rui , Long Cui , Hongzhong Wang , Deyu Meng , Xiangyong Cao

Motion artifacts remain a significant challenge in Magnetic Resonance Imaging (MRI), compromising diagnostic quality and potentially leading to misdiagnosis or repeated scans. Existing deep learning approaches for motion artifact correction…

Image and Video Processing · Electrical Eng. & Systems 2025-11-24 Paolo Angella , Luca Balbi , Fabrizio Ferrando , Paolo Traverso , Rosario Varriale , Vito Paolo Pastore , Matteo Santacesaria

Diffusion models with continuous stochastic differential equations (SDEs) have shown superior performances in image generation. It can serve as a deep generative prior to solving the inverse problem in magnetic resonance (MR)…

Image and Video Processing · Electrical Eng. & Systems 2024-01-23 Chentao Cao , Zhuo-Xu Cui , Yue Wang , Shaonan Liu , Taijin Chen , Hairong Zheng , Dong Liang , Yanjie Zhu

Recent advancements in deep learning for medical image segmentation are often limited by the scarcity of high-quality training data.While diffusion models provide a potential solution by generating synthetic images, their effectiveness in…

Computer Vision and Pattern Recognition · Computer Science 2025-07-02 Jianhao Xie , Ziang Zhang , Zhenyu Weng , Yuesheng Zhu , Guibo Luo

Compressed sensing MRI is a classic inverse problem in the field of computational imaging, accelerating the MR imaging by measuring less k-space data. The deep neural network models provide the stronger representation ability and faster…

Computer Vision and Pattern Recognition · Computer Science 2018-04-05 Zhiwen Fan , Liyan Sun , Xinghao Ding , Yue Huang , Congbo Cai , John Paisley

The present paper introduces a method for substantial reduction of the number of diffusion encoding gradients required for reliable reconstruction of HARDI signals. The method exploits the theory of compressed sensing (CS), which…

Information Theory · Computer Science 2010-09-21 Oleg Michailovich , Yogesh Rathi , Sudipto Dolui

Pre-trained diffusion models utilized for image generation encapsulate a substantial reservoir of a priori knowledge pertaining to intricate textures. Harnessing the potential of leveraging this a priori knowledge in the context of image…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Junxiong Lin , Yan Wang , Zeng Tao , Boyang Wang , Qing Zhao , Haorang Wang , Xuan Tong , Xinji Mai , Yuxuan Lin , Wei Song , Jiawen Yu , Shaoqi Yan , Wenqiang Zhang

In medical imaging, the diffusion models have shown great potential for synthetic image generation tasks. However, these approaches often lack the interpretable connections between the generated and real images and can create anatomically…

Image and Video Processing · Electrical Eng. & Systems 2026-02-12 Jian-Qing Zheng , Yuanhan Mo , Yang Sun , Jiahua Li , Fuping Wu , Ziyang Wang , Tonia Vincent , Bartłomiej W. Papież

Synthesizing high-quality images from low-field MRI holds significant potential. Low-field MRI is cheaper, more accessible, and safer, but suffers from low resolution and poor signal-to-noise ratio. This synthesis process can reduce…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Zhenxuan Zhang , Peiyuan Jing , Zi Wang , Ula Briski , Coraline Beitone , Yue Yang , Yinzhe Wu , Fanwen Wang , Liutao Yang , Jiahao Huang , Zhifan Gao , Zhaolin Chen , Kh Tohidul Islam , Guang Yang , Peter J. Lally

Diffusion models have recently demonstrated considerable advancement in the generation and reconstruction of magnetic resonance imaging (MRI) data. These models exhibit great potential in handling unsampled data and reducing noise,…

Image and Video Processing · Electrical Eng. & Systems 2024-11-07 Yu Guan , Kunlong Zhang , Qi Qi , Dong Wang , Ziwen Ke , Shaoyu Wang , Dong Liang , Qiegen Liu

Magnetic Resonance Imaging (MRI) is a valuable clinical diagnostic modality for spine pathologies with excellent characterization for infection, tumor, degenerations, fractures and herniations. However in surgery, image-guided spinal…

Image and Video Processing · Electrical Eng. & Systems 2021-02-11 Madhu Mithra K K , Sriprabha Ramanarayanan , Keerthi Ram , Mohanasankar Sivaprakasam