A Geometric Centroid Contour Distance for Scale/Rotation Robustness Using Shape Alignment and Feature Based Normalization.
Ho-Geun SongHa-Sung KooPublished in: ICHIT (1) (2012)
Keyphrases
- rotation and scale invariant
- coarse scale
- geometric transformations
- geometric and photometric transformations
- geometric shapes
- log polar
- feature vectors
- distance map
- fine scale
- image contours
- geometric active contours
- rotation and translation
- image structure
- shape features
- geometric information
- shape description
- rotation invariant
- rigid transformation
- invariant descriptors
- multiscale
- image transformations
- image features
- point to point correspondences
- chain code
- euclidean distance
- fourier descriptors
- invariant features
- dissimilarity measure
- geometric features
- shape model
- zernike moments
- contour extraction
- contour points
- distance measure
- shape matching
- active contours
- affine transformation
- d objects
- shape descriptors
- contour matching
- spin images
- dynamic time warping
- deformable template
- energy functional
- polygonal approximation
- aspect ratio
- shape analysis
- scale space
- perceptual grouping
- feature points