Keyphrases
- index structure
- color images
- graph structure
- database
- graph theoretic
- graph matching
- human perception
- neural network
- graph model
- graph mining
- data sets
- graph kernels
- graph databases
- graph theory
- bipartite graph
- directed graph
- learning algorithm
- indexing techniques
- random walk
- np hard
- graph partitioning
- pattern recognition
- indexing method
- structured objects
- labeled graphs
- query graph