Good approximation of circles by curvature-continuous Bézier curves.
Tor DokkenMorten DaehlenTom LycheKnut MørkenPublished in: Comput. Aided Geom. Des. (1990)
Keyphrases
- tensor product
- digital curves
- b spline
- cubic spline
- planar curves
- differential geometry
- dominant points
- polygonal approximation
- space curves
- continuous functions
- closed curves
- arc length
- approximation algorithms
- scale space
- piecewise constant
- curvature scale space
- arbitrary topology
- smooth curves
- curve segments
- curvature flow
- multiscale
- hough transform
- control points
- critical points
- gaussian curvature
- error tolerance
- closed form
- error bounds
- approximation error
- shape from shading
- discrete space
- shape space
- corner detection