Quaternion DISC-harmonic moments based on healpix sampling for fast 2D colour shape retrieval.
Nisrine DadNoureddine EnnahnahiSaïd El Alaoui OuatikMohammed OumsisPublished in: ISIVC (2016)
Keyphrases
- shape retrieval
- fourier descriptors
- fourier transform
- shape descriptors
- shape matching
- dynamic time warping
- shape classification
- feature detection and description
- shape description
- shape features
- shape representation
- partial shape retrieval
- frequency domain
- matching process
- affine invariant
- affine transformation
- feature vectors
- computer vision
- shape analysis
- nearest neighbor