Octagonal lattice-based triangulated shape descriptor engaging second-order derivatives supplementing image retrieval.
M. KanimozhiM. S. SudhakarPublished in: J. Vis. Commun. Image Represent. (2024)
Keyphrases
- shape descriptors
- image retrieval
- higher order
- directional derivatives
- shape retrieval
- shape analysis
- surface meshes
- shape classification
- shape matching
- d objects
- image database
- shape features
- shape representation
- zernike moments
- shape description
- relevance feedback
- d mesh
- size functions
- finite difference
- shape context
- retrieval method
- shape similarity
- image content
- feature vectors
- differential operators
- image collections
- visual features
- fourier descriptors
- high order
- retrieval process
- pairwise
- image representation
- low level features
- cbir systems
- computer vision
- scale space
- image classification
- image analysis
- image structure
- feature space
- shape properties
- pattern recognition
- multiscale