Performance Characterization of Shape Descriptors for Symbol Representation.
Ernest ValvenySalvatore TabboneOriol Ramos TerradesEmilie PhilippotPublished in: GREC (2007)
Keyphrases
- machine learning
- shape descriptors
- shape description
- object representation
- shape analysis
- size functions
- shape matching
- d objects
- shape representation
- pattern recognition
- geometric features
- shape classification
- shape features
- shape retrieval
- shape similarity
- open or closed
- feature selection
- feature descriptors
- representation scheme
- curvature scale space
- image representation
- shape context
- invariant descriptors
- fourier descriptors
- euclidean distance
- x ray