Integrating vocabulary clustering with spatial relations for symbol recognition.
K. C. SantoshBart LamiroyLaurent WendlingPublished in: Int. J. Document Anal. Recognit. (2014)
Keyphrases
- spatial relations
- symbol recognition
- spatial reasoning
- spatial information
- clustering algorithm
- temporal relations
- spatial objects
- topological relations
- closely related
- spectral clustering
- spatial relationships
- clustering method
- spatial knowledge
- document image analysis
- similarity measure
- feature selection
- image processing
- k means
- spatial distribution
- spatial configuration
- visual words
- unsupervised learning
- directional relations