Approximating Curves via Alpha Shapes.
Takis SakkalisCh. CharitosPublished in: Graph. Model. Image Process. (1999)
Keyphrases
- shape space
- closed curves
- planar curves
- shape analysis
- differential geometry
- polygonal approximation
- shape model
- fourier descriptors
- digital curves
- curve segments
- shape representation
- geodesic paths
- parametric curves
- shape retrieval
- b spline
- missing parts
- arc length
- closed contours
- preserving transformations
- shape description
- shape similarity
- shape recognition
- shape prior
- medial axis
- riemannian metric
- line drawings
- matching algorithm
- multiscale
- three dimensional
- implicit polynomial
- neural network