Accounting for Signal Loss Due to Dephasing in the Correction of Distortions in Gradient-Echo EPI Via Nonrigid Registration.
Yong LiNing XuJ. Michael FitzpatrickVictoria L. MorganDavid R. PickensBenoit M. DawantPublished in: IEEE Trans. Medical Imaging (2007)
Keyphrases
- nonrigid registration
- distortion correction
- deformation field
- deformable registration
- image registration
- mr images
- b spline
- image distortion
- x ray
- control points
- mutual information
- clinical applications
- boundary conditions
- image intensity
- multiresolution
- vector field
- edge detection
- unsupervised segmentation
- magnetic resonance images
- optical flow
- computer vision