Contour curves and isophotes on rational ruled surfaces.
Jan VrsekPublished in: Comput. Aided Geom. Des. (2018)
Keyphrases
- smooth curves
- closed curves
- curvature flow
- implicit polynomial
- polygonal approximation
- critical points
- space curves
- free form
- control points
- principal curves
- object boundaries
- planar curves
- geodesic paths
- digital curves
- scale space
- curve fitting
- shape analysis
- differential geometry
- gaussian curvature
- active contours
- curve evolution
- smooth surfaces
- endpoints
- geodesic active contours
- discrete space
- saddle points
- three dimensional
- contour detection
- active contour model
- spline curve
- shape space
- minimal surface
- surface properties
- closed contours
- missing parts
- surface reconstruction
- range data
- b spline
- decision making
- contour fragments
- fourier descriptors
- shape prior
- algebraic curves
- contour extraction