Accelerated ultrashort echo time quantitative magnetization transfer (UTE-qMT) imaging of macromolecular fraction (MMF) in cortical bone based on a self-attention convolutional neural network.

Journal: Magnetic resonance imaging
Published Date:

Abstract

PURPOSE: To combine ultrashort echo time quantitative magnetization transfer (UTE-qMT) imaging with a self-attention convolutional neural network (SAT-Net) for accelerated mapping of macromolecular fraction (MMF) in cortical bone.

Authors

  • Kevin Du
    Department of Radiology, University of California, San Diego, CA, USA.
  • Harry Tang
    Department of Radiology, University of California, San Diego, CA, USA.
  • Jiyo Athertya
    Department of Radiology, University of California, 9452 Medical Center Dr, San Diego, San Diego, CA, 92037, USA.
  • Yidan Wang
    College of Science, China Agricultural University, 100083, Beijing, China.
  • Megan Hu
    Department of Radiology, University of California, San Diego, CA, USA.
  • Avery Wang
    Department of Radiology, University of California, San Diego, CA, USA.
  • Saeed Jerban
  • Soo Hyun Shin
    Department of Radiology, University of California, San Diego, CA, USA.
  • Yajun Ma
    Radiology Department, University of California San Diego, La Jolla 92093, CA, USA. Electronic address: yam013@ucsd.edu.
  • Christine B Chung
  • Eric Y Chang
    Department of Radiology, University of California San Diego, San Diego, CA, 92093, USA.