Keyphrases
- unsupervised learning
- supervised learning
- graph structure
- graph representation
- random sampling
- graph matching
- graph theory
- directed graph
- structured data
- semi supervised learning
- random walk
- expectation maximization
- weighted graph
- graph model
- sampling algorithm
- deep learning
- graph construction
- adjacency matrix
- machine learning
- sampling strategy
- dimensionality reduction
- image analysis
- image processing
- neural network
- mathematical morphology
- gray scale
- model selection
- semi supervised
- undirected graph
- morphological operators
- object recognition
- bayesian networks
- decision trees
- graph based algorithm
- deep architectures