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Radioactive ion beams (RIB) are a key focus of current research in nuclear physics. Already long ago it was proposed that they could have applications in cancer therapy. In fact, while charged particle therapy is potentially the most…

Malnutrition poses a significant threat to global health, resulting from an inadequate intake of essential nutrients that adversely impacts vital organs and overall bodily functioning. Periodic examinations and mass screenings,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Ashish Marisetty , Prathistith Raj M , Praneeth Nemani , Venkanna Udutalapally , Debanjan Das

Motion scoring of cardiac myocardium is of paramount importance for early detection and diagnosis of various cardiac disease. It aims at identifying regional wall motions into one of the four types including normal, hypokinetic, akinetic,…

Computer Vision and Pattern Recognition · Computer Science 2018-06-15 Wufeng Xue , Gary Brahm , Stephanie Leung , Ogla Shmuilovich , Shuo Li

PURPOSE: Magnetic Resonance Fingerprinting (MRF) with spiral readout enables rapid quantification of tissue relaxation times. However, it is prone to blurring due to off-resonance effects. Hence, fat blurring into adjacent regions might…

Breast cancer is the most prevalent cancer with a high mortality rate in women over the age of 40. Many studies have shown that the detection of cancer at earlier stages significantly reduces patients' mortality and morbidity rages.…

Image and Video Processing · Electrical Eng. & Systems 2023-05-01 Takumi Noda , Yuu Jinnai , Naoki Tomii , Takashi Azuma

The identification of intentionally delivered commands is a challenge in Brain Computer Interfaces (BCIs) based on Sensory-Motor Rhythms (SMR). It is of fundamental importance that BCI systems controlling a robotic device (i.e., upper limb…

Human-Computer Interaction · Computer Science 2019-05-27 Tortora Stefano , Beraldo Gloria , Tonin Luca , Menegatti Emanuele

Purpose, To develop a high scanning efficiency, motion corrected imaging strategy for free-breathing pulmonary MRI by combining a motion compensation reconstruction with a UTE acquisition, called iMoCo UTE. Methods, An optimized golden…

Image and Video Processing · Electrical Eng. & Systems 2020-02-03 Xucheng Zhu , Marilynn Chan , Michael Lustig , Kevin Johnson , Peder Larson

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

MR image sparsity/compressibility has been widely exploited for imaging acceleration with the development of compressed sensing. A sparsity-based approach to rigid-body motion correction is presented for the first time in this paper. A…

Computer Vision and Pattern Recognition · Computer Science 2013-02-04 Zai Yang , Cishen Zhang , Lihua Xie

Functional magnetic resonance spectroscopy (fMRS) quantifies metabolic variations upon presentation of a stimulus and can therefore provide complementary information compared to functional magnetic resonance imaging (fMRI). However, to our…

Medical Physics · Physics 2020-01-24 Clémence Ligneul , Francisca F. Fernandes , Noam Shemesh

Objective. Magnetic Particle Imaging (MPI) is capable of high temporal resolution measurements of the spatial distribution of magnetic nanoparticles and therefore well suited for perfusion imaging, which is an important tool in medical…

We present a novel approach for the reconstruction of time-resolved free-running first-pass myocardial perfusion MRI, named CMR-MOTUS. This method builds upon the MR-MOTUS framework and addresses the challenges of a contrast varying…

While compressed sensing (CS) based reconstructions have been developed for low-dose CBCT, a clear understanding on the relationship between the image quality and imaging dose at low dose levels is needed. In this paper, we qualitatively…

Medical Physics · Physics 2015-06-03 Hao Yan , Laura Cervino , Xun Jia , Steve B. Jiang

Recent progress in tissue clearing has allowed for the imaging of entire organs at single-cell resolution. These methods produce very large 3D images (several gigabytes for a whole mouse brain). A necessary step in analysing these images is…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 Abdullah Nazib , James Galloway , Clinton Fookes , Dimitri Perrin

Background: Cardiovascular MRI (CMR) faces challenges due to the interference of bright fat signals in visualizing anatomical structures. Effective fat suppression is crucial when using whole-heart CMR. Conventional methods often fall short…

Medical Physics · Physics 2023-11-14 Adèle L. C. Mackowiak , Davide Piccini , Jessica A. M. Bastiaansen

Context: High-mass young stellar objects (HMYSOs) can undergo accretion episodes that strongly affect the star evolution, the dynamics of the disk, and its chemical evolution. Recently reported extraordinary bursts in the methanol maser…

Astrophysics of Galaxies · Physics 2018-09-19 Marian Szymczak , Mateusz Olech , Paweł Wolak , Eric Gérard , Anna Bartkiewicz

Magnetic resonance imaging (MRI) is highly susceptible to patient motion due to its relatively long acquisition times and the fact that data are acquired sequentially in k-space. Even small patient movements introduce phase inconsistencies…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Antonio Ortiz-Gonzalez , Erich Kobler , Lukas Schletter , Alexander Effland

In this study, we investigate the mobilization of mucus in a cylindrical tube of constant cross-section subjected to a Small Amplitude Oscillatory Shear (SAOS) assuming the viscoelastic behavior of mucus is described by the Oldroyd-B…

Fluid Dynamics · Physics 2022-03-22 Abiola D. Obembe , Mohammad Roostaie , Richard Boudreault , Yuri Leonenko

A new strategy for radiation therapy dosimetry planning (RTDP) used to reduce dose estimation errors due to respiratory motion in breast treatment was illustrated and evaluated in this study. On CT data set acquired for breast treatment,…

Medical Physics · Physics 2021-10-20 Mazen Moussallem , Pauline Harb , Hanane Rima , Zeina Al Kattar , Saad Ayoubi

An Oculomotor Brain-Computer Interface (BCI) records neural activity from regions of the brain involved in planning eye movements and translates this activity into control commands. While previous successful oculomotor BCI studies primarily…

Signal Processing · Electrical Eng. & Systems 2025-08-27 Suleman Rasheed , James Bennett , Peter E. Yoo , Anthony N. Burkitt , David B. Grayden