Cartilage segmentation of 3D MRI scans of the osteoarthritic knee combining user knowledge and active contours.
John Andrew LynchSouhil ZaimJenny ZhaoAlexander StorkCharles G. PeterfyHarry K. GenantPublished in: Medical Imaging: Image Processing (2000)
Keyphrases
- active contours
- level set
- shape prior
- image segmentation
- segmentation method
- cardiac ultrasound images
- gradient vector flow
- variational segmentation
- geodesic active contours
- object boundaries
- active contour segmentation
- energy function
- active contour model
- energy functional
- external force
- geometric active contours
- image segmentation methods
- curve evolution
- level set method
- snake model
- texture image segmentation
- region based active contours
- prior knowledge
- segmentation algorithm
- object segmentation
- level set evolution
- articular cartilage
- user interaction
- vector field
- minimal surface
- active shape model
- multiscale
- gradient flow
- graph cuts
- image processing
- minimal path
- force field
- piecewise constant
- ultrasound images
- region growing
- energy minimization