Context Tree Estimation in Variable Length Hidden Markov Models
Thierry DumontPublished in: CoRR (2011)
Keyphrases
- baum welch
- hidden markov models
- variable length
- fixed length
- sequential data
- speech recognition
- markov models
- conditional random fields
- markov model
- hidden state
- sequence classification
- n gram
- bitstream
- hidden states
- genetic algorithm
- viterbi algorithm
- tree structure
- information extraction
- bayesian networks
- information retrieval
- density estimation
- hierarchical structure
- feature points
- multiresolution
- computational complexity
- discriminative training
- three dimensional
- continuous hidden markov models