Keyphrases
- shape retrieval
- fourier descriptors
- shape classification
- shape features
- shape descriptors
- shape representation
- shape analysis
- shape description
- affine transformation
- affine invariant
- feature vectors
- partial shape retrieval
- fourier transform
- frequency domain
- feature detection and description
- shape matching
- viewpoint
- image features
- computational complexity
- face recognition
- computer vision