Active deformation fields: Dense deformation field estimation for atlas-based segmentation using the active contour framework.
Sai Subrahmanyam GorthiValerie DuayXavier BressonMeritxell Bach CuadraF. Javier Sánchez CastroClaudio PolloAbdelkarim AllalJean-Philippe ThiranPublished in: Medical Image Anal. (2011)
Keyphrases
- deformation field
- atlas based segmentation
- active contours
- mutual information
- boundary conditions
- image registration
- registration framework
- deformable registration
- image intensity
- nonrigid registration
- displacement field
- b spline
- vector field
- object boundaries
- statistical shape model
- regularization term
- active contour model
- multiresolution
- segmentation method
- energy function
- smoothness constraint
- level set
- image segmentation
- shape prior
- energy functional
- shape variations
- higher order
- registration accuracy
- feature selection
- fluid registration
- moving objects
- image processing