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

8.8K
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...
8.8K

You might also read

Related Articles

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

Sort by
Same author

An MRI Atlas of the Human Fetal Brain: Reference and Segmentation Tools for Fetal Brain MRI Analysis.

Scientific data·2026
Same author

Comparison of dynamic contrast-enhanced MRI versus MAG-3 scintigraphy for differential renal function assessment in pediatric patients.

Pediatric radiology·2026
Same author

Harmonization in magnetic resonance imaging: A survey of acquisition, image-level, and feature-level methods.

Medical image analysis·2026
Same author

Comparison of Myeloarchitectonic Feature Recognition of the Primary Visual Cortex at 7 T Relative to 3 T MRI.

Journal of magnetic resonance imaging : JMRI·2026
Same author

Super-resolution MRI-derived brainstem and cerebellar volumes in fetuses between 22 weeks and 32 weeks of gestation.

Pediatric radiology·2026
Same author

Brain volumes in fetuses with congenital heart disease and placental vascular abnormalities.

Journal of perinatology : official journal of the California Perinatal Association·2026

Related Experiment Video

Updated: Dec 11, 2025

Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla
08:51

Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla

Published on: February 19, 2021

9.5K

Isotropic MRI Super-Resolution Reconstruction with Multi-scale Gradient Field Prior.

Yao Sui1,2, Onur Afacan1,2, Ali Gholipour1,2

  • 1Harvard Medical School, Boston, MA, USA.

Medical Image Computing and Computer-Assisted Intervention : MICCAI ... International Conference on Medical Image Computing and Computer-Assisted Intervention
|August 25, 2020
PubMed
Summary

This study introduces a new MRI super-resolution reconstruction (SRR) method using a multi-scale gradient field prior. It enhances image quality and detail, particularly for hippocampus structures, outperforming existing techniques.

Keywords:
Image reconstructionMagnetic resonance imagingMulti-scale gradient fieldSuper-resolutionTotal variance

More Related Videos

Co-analysis of Brain Structure and Function using fMRI and Diffusion-weighted Imaging
17:06

Co-analysis of Brain Structure and Function using fMRI and Diffusion-weighted Imaging

Published on: November 8, 2012

26.8K
High-resolution Functional Magnetic Resonance Imaging Methods for Human Midbrain
10:06

High-resolution Functional Magnetic Resonance Imaging Methods for Human Midbrain

Published on: May 10, 2012

13.3K

Related Experiment Videos

Last Updated: Dec 11, 2025

Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla
08:51

Magnetic Resonance Imaging of Multiple Sclerosis at 7.0 Tesla

Published on: February 19, 2021

9.5K
Co-analysis of Brain Structure and Function using fMRI and Diffusion-weighted Imaging
17:06

Co-analysis of Brain Structure and Function using fMRI and Diffusion-weighted Imaging

Published on: November 8, 2012

26.8K
High-resolution Functional Magnetic Resonance Imaging Methods for Human Midbrain
10:06

High-resolution Functional Magnetic Resonance Imaging Methods for Human Midbrain

Published on: May 10, 2012

13.3K

Area of Science:

  • Medical Imaging
  • Image Reconstruction
  • Magnetic Resonance Imaging (MRI)

Background:

  • Anisotropic acquisition schemes in MRI can lead to lower resolution images.
  • Current super-resolution reconstruction (SRR) methods struggle with complex acquisition schemes and preserving fine details.

Purpose of the Study:

  • To develop a novel image-based MRI super-resolution reconstruction (SRR) approach for anisotropic acquisition schemes.
  • To improve spatial smoothness and edge preservation in high-resolution (HR) MRI reconstruction.
  • To enable SRR that accommodates inter-volume motion and arbitrary orientations of low-resolution (LR) images.

Main Methods:

  • Proposed a novel multi-scale gradient field prior to guide HR image reconstruction.
  • Utilized the inverse of the forward image formation model to propagate gradient guidance.
  • Exploited multi-scale gradient fields for accurate edge localization.
  • Incorporated LR images with arbitrary orientations and displacements in the frequency space.

Main Results:

  • Achieved superior reconstruction compared to state-of-the-art methods.
  • Demonstrated improved spatial smoothness and edge preservation.
  • Successfully reconstructed high-resolution images from low-resolution data with inter-volume motion and arbitrary orientations.
  • Showcased clear visualization of anatomical structures, especially the hippocampus.
  • Obtained better results at lower or equivalent scan times compared to direct HR acquisition.

Conclusions:

  • The proposed multi-scale gradient field prior significantly improves MRI super-resolution reconstruction.
  • The novel SRR approach enhances anatomical detail, offering a significant advantage for in vivo studies, particularly of the hippocampus.
  • This method provides a more efficient alternative to direct high-resolution MRI acquisition.