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Purpose: To develop a synergistic image reconstruction framework that exploits multicontrast (MC), multicoil, and compressed sensing (CS) redundancies in magnetic resonance imaging (MRI). Approach: CS, MC acquisition, and parallel imaging…

Image and Video Processing · Electrical Eng. & Systems 2022-02-22 Erfan Ebrahim Esfahani

Magnetic resonance imaging (MRI) is a potent diagnostic tool, but suffers from long examination times. To accelerate the process, modern MRI machines typically utilize multiple coils that acquire sub-sampled data in parallel. Data-driven…

Image and Video Processing · Electrical Eng. & Systems 2023-10-24 Moritz Erlacher , Martin Zach

As medical diagnoses increasingly leverage multimodal data, machine learning models are expected to effectively fuse heterogeneous information while remaining robust to missing modalities. In this work, we propose a novel multimodal…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Yi Gu , Kuniaki Saito , Jiaxin Ma

Multi-contrast MRI images provide complementary contrast information about the characteristics of anatomical structures and are commonly used in clinical practice. Recently, a multi-flip-angle (FA) and multi-echo GRE method (MULTIPLEX MRI)…

Image and Video Processing · Electrical Eng. & Systems 2021-05-19 Eric Z. Chen , Yongquan Ye , Xiao Chen , Jingyuan Lyu , Zhongqi Zhang , Yichen Hu , Terrence Chen , Jian Xu , Shanhui Sun

Magnetic Resonance Imaging suffers from substantial data heterogeneity and the absence of standardized contrast labels across scanners, protocols, and institutions, which severely limits large-scale automated analysis. A unified…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Mehmet Yigit Avci , Pedro Borges , Virginia Fernandez , Paul Wright , Mehmet Yigitsoy , Sebastien Ourselin , Jorge Cardoso

Hyperspectral image (HSI) unmixing is a challenging research problem that tries to identify the constituent components, known as endmembers, and their corresponding proportions, known as abundances, in the scene by analysing images captured…

Image and Video Processing · Electrical Eng. & Systems 2025-03-13 Chao Zhou , Wei Pu , Miguel Rodrigues

Multi-modality imaging improves disease diagnosis and reveals distinct deviations in tissues with anatomical properties. The existence of completely aligned and paired multi-modality neuroimaging data has proved its effectiveness in brain…

Image and Video Processing · Electrical Eng. & Systems 2023-09-26 Guoyang Xie , Yawen Huang , Jinbao Wang , Jiayi Lyu , Feng Zheng , Yefeng Zheng , Yaochu Jin

Magnetic Resonance Imaging (MRI) is a powerful, non-invasive diagnostic tool; however, its clinical applicability is constrained by prolonged acquisition times. Whilst present deep learning-based approaches have demonstrated potential in…

Image and Video Processing · Electrical Eng. & Systems 2024-09-24 Anurag Malyala , Zhenlin Zhang , Chengyan Wang , Chen Qin

Magnetic Resonance Fingerprinting (MRF) is an efficient quantitative MRI technique that can extract important tissue and system parameters such as T1, T2, B0, and B1 from a single scan. This property also makes it attractive for…

Image and Video Processing · Electrical Eng. & Systems 2022-12-22 Ke Wang , Mariya Doneva , Jakob Meineke , Thomas Amthor , Ekin Karasan , Fei Tan , Jonathan I. Tamir , Stella X. Yu , Michael Lustig

Combining multiple modalities carrying complementary information through multimodal learning (MML) has shown considerable benefits for diagnosing multiple pathologies. However, the robustness of multimodal models to missing modalities is…

Machine Learning · Computer Science 2024-07-31 Hava Chaptoukaev , Vincenzo Marcianó , Francesco Galati , Maria A. Zuluaga

The use of flexible machine-learning (ML) models to generate imputations of missing data within the framework of Multiple Imputation (MI) has recently gained traction, particularly in observational settings. For randomised controlled trials…

Methodology · Statistics 2025-10-07 Mia S. Tackney , Jonathan W. Bartlett , Elizabeth Williamson , Kim May Lee

Although data may be abundant, complete data is less so, due to missing columns or rows. This missingness undermines the performance of downstream data products that either omit incomplete cases or create derived completed data for…

Machine Learning · Computer Science 2020-06-26 Haw-minn Lu , Giancarlo Perrone , José Unpingco

In this study we focus on the problem of joint learning of multiple differential networks with function Magnetic Resonance Imaging (fMRI) data sets from multiple research centers. As the research centers may use different scanners and…

Methodology · Statistics 2021-06-08 Hao Chen , Ying Guo , Yong He , Dong Liu , Lei Liu , Xiao-Hua Zhou

Implicit Neural Representations (INRs) are widely used to encode data as continuous functions, enabling the visualization of large-scale multivariate scientific simulation data with reduced memory usage. However, existing INR-based methods…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 Hyunsoo Son , Jeonghyun Noh , Suemin Jeon , Chaoli Wang , Won-Ki Jeong

Data diversity is critical to success when training deep learning models. Medical imaging data sets are often imbalanced as pathologic findings are generally rare, which introduces significant challenges when training deep learning models.…

Computer Vision and Pattern Recognition · Computer Science 2018-09-17 Hoo-Chang Shin , Neil A Tenenholtz , Jameson K Rogers , Christopher G Schwarz , Matthew L Senjem , Jeffrey L Gunter , Katherine Andriole , Mark Michalski

Multimodal MR image synthesis aims to generate missing modality images by effectively fusing and mapping from a subset of available MRI modalities. Most existing methods adopt an image-to-image translation paradigm, treating multiple…

Image and Video Processing · Electrical Eng. & Systems 2025-04-29 Tao Song , Yicheng Wu , Minhao Hu , Xiangde Luo , Linda Wei , Guotai Wang , Yi Guo , Feng Xu , Shaoting Zhang

In image fusion, images obtained from different sensors are fused to generate a single image with enhanced information. In recent years, state-of-the-art methods have adopted Convolution Neural Networks (CNNs) to encode meaningful features…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Vibashan VS , Jeya Maria Jose Valanarasu , Poojan Oza , Vishal M. Patel

In this study, we develop a physics-informed deep learning-based method to synthesize multiple brain magnetic resonance imaging (MRI) contrasts from a single five-minute acquisition and investigate its ability to generalize to arbitrary…

Multiple imputation is a well-established general technique for analyzing data with missing values. A convenient way to implement multiple imputation is sequential regression multiple imputation (SRMI), also called chained equations…

Recently, deep learning technology has been successfully introduced into Automatic Modulation Recognition (AMR) tasks. However, the success of deep learning is all attributed to the training on large-scale datasets. Such a large amount of…

Machine Learning · Computer Science 2024-08-07 Dongwei Xu , Jiajun Chen , Yao Lu , Tianhao Xia , Qi Xuan , Wei Wang , Yun Lin , Xiaoniu Yang