Feature extraction in shape recognition using segmentation of the boundary curve.
Timuçin ÖzugurYagmur DenizhanErdal PanayirciPublished in: Pattern Recognit. Lett. (1997)
Keyphrases
- closed curves
- feature extraction
- shape prior
- region based segmentation
- prior shape
- shape constraints
- closed contours
- geometric active contours
- object boundaries
- geodesic active contours
- level set
- shape description
- curve evolution
- active contours
- object shape
- boundary points
- contour fragments
- shape model
- image segmentation
- energy functional
- curve segments
- shape analysis
- image edges
- feature extraction and classification
- boundary extraction
- image gradient
- medial axis
- perceptual grouping
- segmentation method
- evolution equation
- level set method
- maximum likelihood criterion
- segmentation algorithm
- deformable models
- object segmentation
- multiscale
- graph cuts
- region boundaries
- texture feature extraction
- b spline
- feature vectors
- feature space
- region growing
- boundary contour
- face recognition
- shape space
- active contour model
- shape representation
- endpoints
- feature selection
- region features
- image processing
- edge detection
- curve matching
- intensity profile
- geometric shapes
- energy function
- segmented regions
- shape variations
- initial segmentation
- shape descriptors
- global shape
- segmentation result
- shape matching
- shape features