Keyphrases
- polygonal approximation
- curvature flow
- training data
- data analysis
- three dimensional
- minimal surface
- contour detection
- free form
- active contours
- supervised learning
- contour lines
- boundary extraction
- information visualization
- active contour model
- geometric features
- closed curves
- object contours
- surface registration
- self organizing maps
- fourier descriptors
- visual representation
- visualization tools
- digital curves
- control points
- object recognition
- principal curves
- range data
- line segments
- smooth curves