Effects of main magnetic field time-variation upon mr images in permanent magnet mri system.
Tatsuo NozokidoTakashi OnoderaEtsuji YamamotoPublished in: Systems and Computers in Japan (1991)
Keyphrases
- mr images
- magnetic field
- permanent magnet
- magnetic resonance images
- magnetic resonance
- medical images
- manual segmentation
- mr imaging
- mri data
- brain tissue
- brain tumors
- brain segmentation
- image data
- bias field
- nonrigid registration
- partial volume
- brain mr images
- magnetic resonance imaging
- brain structures
- intensity distribution
- intensity inhomogeneity
- dc motor
- medical image analysis
- tissue segmentation
- soft tissue
- diffusion weighted
- medical imaging