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

• Published in: Magnetic resonance imaging Vol. 121; p. 110405
• Main Authors: Du, Kevin, Tang, Harry, Athertya, Jiyo, Wang, Yidan, Hu, Megan, Wang, Avery, Jerban, Saeed, Shin, Soo Hyun, Ma, Yajun, Chung, Christine B., Chang, Eric Y.
• Format: Journal Article
• Language: English
• Published: Netherlands Elsevier Inc 01.09.2025
• Subjects: Adult; Algorithms; Bone; Bone Diseases, Metabolic - diagnostic imaging; Convolutional Neural Networks; Cortical Bone - diagnostic imaging; Female; Humans; Image Processing, Computer-Assisted - methods; Magnetic Resonance Imaging - methods; Middle Aged; MMF; MRI; Neural Networks, Computer; Osteoporosis - diagnostic imaging; SAT-net; Tibia - diagnostic imaging; UTE-qMT; Young Adult; SAT-net; OP; UTE-qMT; Bone; MRI; MMF

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. This institutional review board-approved study involved 31 young female subjec...