Using fourier-based shape alignment to add geometric prior to snakes.
Mohamed Ali CharmiFaouzi GhorbelStéphane DerrodePublished in: ICASSP (2009)
Keyphrases
- shape model
- prior information
- geometric information
- geometric shapes
- geometric active contours
- deformable models
- fourier descriptors
- shape features
- geometric modeling
- shape representation
- shape prior
- prior knowledge
- geometric models
- shape descriptors
- fourier transform
- principal axes
- image segmentation
- image alignment
- active contours
- external force
- face alignment
- prior shape
- geometric primitives
- deformable contour
- spin images
- frequency domain
- fourier analysis
- image reconstruction
- geometric features
- active contour model
- polar coordinates
- vector field
- moment invariants
- shape analysis
- shape matching