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Low-field (<1T) magnetic resonance imaging (MRI) scanners remain in widespread use in low- and middle-income countries (LMICs) and are commonly used for some applications in higher income countries e.g. for small child patients with…

The majority of nuclei available for study in solid state Nuclear Magnetic Resonance have half-integer spin $I > 1/2 $, with corresponding electric quadrupole moment. As such, they may couple with a surrounding electric field gradient. This…

Materials Science · Physics 2009-05-19 William J. Brouwer , Michael C. Davis , Karl T. Mueller

Surface analysis of the cortex is ubiquitous in human neuroimaging with MRI, e.g., for cortical registration, parcellation, or thickness estimation. The convoluted cortical geometry requires isotropic scans (e.g., 1mm MPRAGEs) and good…

Image and Video Processing · Electrical Eng. & Systems 2023-05-04 Karthik Gopinath , Douglas N. Greve , Sudeshna Das , Steve Arnold , Colin Magdamo , Juan Eugenio Iglesias

Purpose: Magnetization transfer (MT) and inhomogeneous MT (ihMT) contrasts are used in MRI to provide information about macromolecular tissue content. In particular, MT is sensitive to macromolecules and ihMT appears to be specific to…

The wide variety of brain imaging technologies allows us to exploit information inherent to different data modalities. The richness of multimodal datasets may increase predictive power and reveal latent variables that otherwise would have…

Computer Vision and Pattern Recognition · Computer Science 2018-04-13 Alvaro Ulloa , Sergey Plis , Vince Calhoun

Finding the underlying relationships among multiple imaging modalities in a coherent fashion is one of challenging problems in the multimodal analysis. In this study, we propose a novel multimodal network approach based on multidi-…

Quantitative Methods · Quantitative Biology 2016-02-26 Hyekyoung Lee , Hyejin Kang , Moo K. Chung , Seonhee Lim , Bung-Nyun Kim , Dong Soo Lee

Extracting reliable and quantitative microstructure information of living tissue by non-invasive imaging is an outstanding challenge for understanding disease mechanisms and allowing early stage diagnosis of pathologies. Magnetic Resonance…

Medical Physics · Physics 2021-07-12 Milena Capiglioni , Analia Zwick , Pablo Jimenez , Gonzalo A. Alvarez

Radiomics is an exciting new area of texture research for extracting quantitative and morphological characteristics of pathological tissue. However, to date, only single images have been used for texture analysis. We have extended radiomic…

Image and Video Processing · Electrical Eng. & Systems 2019-06-11 Vishwa S. Parekh , John Laterra , Chetan Bettegowda , Alex E. Bocchieri , Jay J. Pillai , Michael A. Jacobs

Quantitative susceptibility mapping (QSM) is an MRI phase-based post-processing technique to extract the distribution of tissue susceptibilities, demonstrating significant potential in studying neurological diseases. However, the…

Image and Video Processing · Electrical Eng. & Systems 2024-06-19 Min Li , Chen Chen , Zhuang Xiong , Ying Liu , Pengfei Rong , Shanshan Shan , Feng Liu , Hongfu Sun , Yang Gao

Multi-modal MRIs are widely used in neuroimaging applications since different MR sequences provide complementary information about brain structures. Recent works have suggested that multi-modal deep learning analysis can benefit from…

Computer Vision and Pattern Recognition · Computer Science 2021-06-14 Jiahong Ouyang , Ehsan Adeli , Kilian M. Pohl , Qingyu Zhao , Greg Zaharchuk

Structural alterations of the midsagittal corpus callosum (midCC) have been associated with a wide range of brain disorders. The midCC is visible on most MRI contrasts and in many acquisitions with a limited field-of-view. Here, we present…

The prediction of subjects with mild cognitive impairment (MCI) who will progress to Alzheimer's disease (AD) is clinically relevant, and may above all have a significant impact on accelerate the development of new treatments. In this…

Image and Video Processing · Electrical Eng. & Systems 2019-07-16 Kilian Hett , Vinh-Thong Ta , José V. Manjón , Pierrick Coupé

Understanding the interplay between quantum coherence and non-Hermitian features would enable the devising of quantum technologies based on dissipative systems. In turn, quantum coherence can be characterized in terms of the language of…

Quantum Physics · Physics 2021-10-27 Diego Paiva Pires , Tommaso Macrì

Recent studies have shown that multi-modeling methods can provide new insights into the analysis of brain components that are not possible when each modality is acquired separately. The joint representations of different modalities is a…

Neurons and Cognition · Quantitative Biology 2022-01-24 Jalal Mirakhorli

Clinical routine and retrospective cohorts commonly include multi-parametric Magnetic Resonance Imaging; however, they are mostly acquired in different anisotropic 2D views due to signal-to-noise-ratio and scan-time constraints. Thus…

Routine clinical imaging of the retina using optical coherence tomography (OCT) is performed with large slice spacing, resulting in highly anisotropic images and a sparsely scanned retina. Most learning-based methods circumvent the problems…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Bennet Kahrs , Julia Andresen , Fenja Falta , Monty Santarossa , Heinz Handels , Timo Kepp

We present brat (brain report alignment transformer), a multi-view representation learning framework for brain magnetic resonance imaging (MRI) trained on MRIs paired with clinical reports. Brain MRIs present unique challenges due to the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Maxime Kayser , Maksim Gridnev , Wanting Wang , Max Bain , Aneesh Rangnekar , Avijit Chatterjee , Aleksandr Petrov , Harini Veeraraghavan , Nathaniel C. Swinburne

Fetal brain MRI is becoming an increasingly relevant complement to neurosonography for perinatal diagnosis, allowing fundamental insights into fetal brain development throughout gestation. However, uncontrolled fetal motion and…

Cognitive radio (CR) and integrated sensing and communication (ISAC) are both critical technologies for the sixth generation (6G) wireless networks. However, their interplay has yet to be explored. To obtain the mutual benefits between CR…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Yongqing Xu , Yong Li , Tony Q. S. Quek

Deformable registration of magnetic resonance images between patients with brain tumors and healthy subjects has been an important tool to specify tumor geometry through location alignment and facilitate pathological analysis. Since tumor…

Image and Video Processing · Electrical Eng. & Systems 2021-01-19 Xiaofeng Liu , Fangxu Xing , Chao Yang , C. -C. Jay Kuo , Georges ElFakhri , Jonghye Woo