Keyphrases
- shape descriptors
- image database
- shape similarity
- image classification
- image retrieval
- fourier descriptors
- shape retrieval
- shape classification
- moment invariants
- pattern recognition
- zernike moments
- three dimensional
- complex shapes
- input image
- global shape
- feature vectors
- image features
- shape matching
- shape representation
- shape description
- object recognition
- geometric features
- cbir systems
- geometric transformations
- shape context
- image content
- image matching
- image analysis
- feature space
- shape properties
- machine learning
- legendre moments
- multiscale
- d mesh
- invariant features
- affine invariant
- segmentation method
- image representation
- relevance feedback
- size functions
- image segmentation