Model-Based Partial Shape Recognition Using Contour Curvature and Affine Transformation.
Frank Y. ShihPingchang YehPublished in: ICSI (1990)
Keyphrases
- affine transformation
- arc length
- curvature scale space
- fourier descriptors
- affine invariant
- contour matching
- planar curves
- shape representation
- image registration
- chain code
- corner detection
- moment invariants
- control points
- feature points
- curve matching
- b spline
- image matching
- similarity transformations
- scale space
- similarity retrieval
- multiscale
- transformation model
- shape descriptors
- affine structure
- closed curves
- shape model
- shape analysis
- shape constraints
- geometric transformations
- polygonal approximation
- shape features
- shape matching
- transformed images
- zero crossing
- planar objects
- digital curves
- object shape
- level set
- image analysis