Compressed sensing acceleration of biexponential 3D-T
Acceleration
Adult
Algorithms
Cartilage, Articular
/ diagnostic imaging
Healthy Volunteers
Humans
Image Processing, Computer-Assisted
/ methods
Imaging, Three-Dimensional
Knee
/ diagnostic imaging
Knee Joint
/ diagnostic imaging
Magnetic Resonance Imaging
/ methods
Osteoarthritis, Knee
/ diagnostic imaging
Phantoms, Imaging
Principal Component Analysis
Retrospective Studies
Young Adult
T1ρ relaxation
biexponential model
compressed sensing
low rank
sparse reconstruction
Journal
Magnetic resonance in medicine
ISSN: 1522-2594
Titre abrégé: Magn Reson Med
Pays: United States
ID NLM: 8505245
Informations de publication
Date de publication:
02 2019
02 2019
Historique:
received:
01
02
2018
revised:
23
05
2018
accepted:
01
06
2018
pubmed:
20
9
2018
medline:
18
12
2019
entrez:
20
9
2018
Statut:
ppublish
Résumé
Use compressed sensing (CS) for 3D biexponential spin-lattice relaxation time in the rotating frame (T Fully sampled 3D-T Most CS methods performed satisfactorily for an acceleration factor (AF) of 2, with relative median normalized absolute deviation (MNAD) around 10%. Some sparsifying transforms, such as low rank with spatial finite difference (L + S SFD), spatiotemporal finite difference (STFD), and exponential dictionaries (EXP) significantly improved this performance, reaching MNAD below 15% with AF up to 10, when spatial filtering was used. Accelerating biexponential 3D-T
Identifiants
pubmed: 30230588
doi: 10.1002/mrm.27416
pmc: PMC6289851
mid: NIHMS972606
doi:
Types de publication
Journal Article
Research Support, N.I.H., Extramural
Langues
eng
Sous-ensembles de citation
IM
Pagination
863-880Subventions
Organisme : NIAMS NIH HHS
ID : R01 AR060238
Pays : United States
Organisme : NIBIB Biomedical Technology Resource Center
ID : NIH P41-EB017183
Pays : International
Organisme : NIH HHS
ID : R01-AR060238
Pays : United States
Organisme : NIAMS NIH HHS
ID : R01 AR067156
Pays : United States
Organisme : NIH HHS
ID : R01-AR068966
Pays : United States
Organisme : NIAMS NIH HHS
ID : R01 AR068966
Pays : United States
Organisme : NIH HHS
ID : R01-AR067156
Pays : United States
Organisme : NIBIB NIH HHS
ID : P41 EB017183
Pays : United States
Informations de copyright
© 2018 International Society for Magnetic Resonance in Medicine.
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