Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

7.5K
Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
7.5K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Hyperpolarization of [1-<sup>13</sup>C]Ketoisocaproate-d<sub>2</sub> by Reversible Exchange with Parahydrogen Enables Profiling of Branched-Chain-Amino-Acid Metabolism in Cellulo and in Vivo.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

A vendor-neutral functional MRI acquisition protocol for multi-site studies.

Aperture neuro·2026
Same author

Association of C-reactive protein with brain micro- and macro-structure among older adult men.

Brain, behavior, and immunity·2026
Same author

OpenMRF: A Modular, Vendor-Neutral Open-Source Framework for Reproducible Magnetic Resonance Fingerprinting using Pulseq.

ArXiv·2026
Same author

Identifying Hearing Difficulty Moments in Conversational Audio.

Trends in hearing·2026
Same author

DNA-PKcs inhibitor AZD7648 reveals sgRNA cross-contaminants and enhanced sensitivity of genome engineering off-target activity in HSPCs.

Nucleic acids research·2026
Same journal

Multi-Contrast Human Brain CEST MRI at 11.7 T: First In Vivo Demonstration.

Magnetic resonance in medicine·2026
Same journal

Suppression of Oscillation and Ghosting in RF-Spoiled Gradient-Echo-Based Dynamic Imaging.

Magnetic resonance in medicine·2026
Same journal

A Simple, Dynamic Geometric Phantom for MRI and CT Reconstruction Pipelines: Beyond Shepp-Logan.

Magnetic resonance in medicine·2026
Same journal

7T 3D-EPI PCASL With High SNR Efficiency and Robustness to Through-Plane B<sub>0</sub> Field Gradients.

Magnetic resonance in medicine·2026
Same journal

A Comparison of Tissue Property Values Estimated Using Conventional Cardiac MRF and MT-Cardiac MRF.

Magnetic resonance in medicine·2026
Same journal

Dependence of the Extra-Cellular Diffusion Coefficient on the Fractions of Neurites and Cell Bodies in Gray Matter.

Magnetic resonance in medicine·2026
See all related articles

Related Experiment Video

Updated: Apr 23, 2026

Evaluating Tests of Cognition using a Computerized Touch-Sensitive Tablet, Eye Tracking, and Functional Magnetic Resonance Imaging
10:10

Evaluating Tests of Cognition using a Computerized Touch-Sensitive Tablet, Eye Tracking, and Functional Magnetic Resonance Imaging

Published on: January 30, 2026

635

Comparison of optical and MR-based tracking.

Kazim Gumus1, Brian Keating1, Nathan White2

  • 1John A. Burns School of Medicine, University of Hawaii, Honolulu, Hawaii, USA.

Magnetic Resonance in Medicine
|September 27, 2014
PubMed
Summary
This summary is machine-generated.

This study compared MR-based prospective motion correction (PROMO) and optical moiré phase tracking (MPT) for real-time head motion tracking. Both systems showed similar in vivo performance, though tracking errors were higher than offline tests.

Keywords:
Moiré phase trackingPROMOhead motionnavigatorprospective motion tracking

More Related Videos

Measuring the Influence of Magnetic Vestibular Stimulation on Nystagmus, Self-Motion Perception, and Cognitive Performance in a 7T MRT
08:57

Measuring the Influence of Magnetic Vestibular Stimulation on Nystagmus, Self-Motion Perception, and Cognitive Performance in a 7T MRT

Published on: March 3, 2023

4.1K
Technical Approach for Infrared Tracking for Soft Tissue Navigation with a Holographic Head-Mounted Display and Preclinical Validation
10:25

Technical Approach for Infrared Tracking for Soft Tissue Navigation with a Holographic Head-Mounted Display and Preclinical Validation

Published on: September 2, 2025

642

Related Experiment Videos

Last Updated: Apr 23, 2026

Evaluating Tests of Cognition using a Computerized Touch-Sensitive Tablet, Eye Tracking, and Functional Magnetic Resonance Imaging
10:10

Evaluating Tests of Cognition using a Computerized Touch-Sensitive Tablet, Eye Tracking, and Functional Magnetic Resonance Imaging

Published on: January 30, 2026

635
Measuring the Influence of Magnetic Vestibular Stimulation on Nystagmus, Self-Motion Perception, and Cognitive Performance in a 7T MRT
08:57

Measuring the Influence of Magnetic Vestibular Stimulation on Nystagmus, Self-Motion Perception, and Cognitive Performance in a 7T MRT

Published on: March 3, 2023

4.1K
Technical Approach for Infrared Tracking for Soft Tissue Navigation with a Holographic Head-Mounted Display and Preclinical Validation
10:25

Technical Approach for Infrared Tracking for Soft Tissue Navigation with a Holographic Head-Mounted Display and Preclinical Validation

Published on: September 2, 2025

642

Area of Science:

  • Medical Imaging
  • Neuroimaging
  • Biomedical Engineering

Background:

  • Real-time motion tracking is crucial for minimizing artifacts in MR imaging.
  • Accurate motion correction enhances image quality and diagnostic reliability.
  • Comparing different tracking systems is essential for optimizing clinical applications.

Purpose of the Study:

  • To compare the accuracy of MR-based prospective motion correction (PROMO) and optical moiré phase tracking (MPT) in an MR environment.
  • To evaluate the in vivo performance of PROMO and MPT systems for head motion tracking.
  • To establish a benchmark for future advancements in real-time motion correction technologies.

Main Methods:

  • Five subjects underwent eight predefined head rotations (8° ± 3°).
  • Simultaneous tracking was performed using PROMO and MPT systems.
  • Structural images before and after tracking were realigned using SPM8 for reference.

Main Results:

  • Mean signed errors for MPT were <0.3 mm and <0.2°, while PROMO errors were up to 0.2 mm and 0.3°.
  • Both MPT and PROMO showed significant differences from SPM8 in y-translation and y-rotation (P < 0.05).
  • Maximum absolute errors reached 2.8 mm and 2.1° for MPT, and 2.2 mm and 2.9° for PROMO.

Conclusions:

  • This is the first in vivo comparison of MPT and PROMO tracking systems.
  • Both systems demonstrated similar in vivo performance, with standard deviations within 1 mm and 1° relative to reference registration.
  • Tracking errors in vivo were greater than those observed in offline tests, indicating a need for further research and refinement.