Hidden Tree Markov Models for Document Image Classification.
Michelangelo DiligentiPaolo FrasconiMarco GoriPublished in: IEEE Trans. Pattern Anal. Mach. Intell. (2003)
Keyphrases
- markov models
- image classification
- markov model
- higher order
- maximum entropy
- hidden markov models
- conditional random fields
- hidden state
- tree structure
- feature extraction
- sequence classification
- bag of words
- web documents
- index structure
- text documents
- document classification
- information retrieval
- sequence prediction
- generative model
- markov chain
- image features
- statistical model
- graph cuts
- graph structure
- probability distribution
- probabilistic model