Keyphrases
- recognition rate
- visual recognition
- object recognition
- recognition accuracy
- feature extraction
- structured data
- graph representation
- action recognition
- pattern recognition
- directed graph
- random walk
- shape recognition
- automatic recognition
- graph structures
- recognition process
- graph theoretic
- graph structure
- graph model
- character recognition
- graph partitioning
- directed acyclic graph
- image recognition
- neural network
- graph theory
- graph data
- recognition algorithm
- graph matching
- handwritten characters
- preprocessing stage