Alpha-EM gives fast Hidden Markov Model estimation: Derivation and evaluation of alpha-HMM.
Yasuo MatsuyamaRyunosuke HayashiPublished in: IJCNN (2010)
Keyphrases
- hidden markov models
- baum welch
- hidden states
- speech recognition
- handwritten word recognition
- sequential data
- conditional random fields
- continuous hidden markov models
- hidden state
- markov models
- kernel density
- parameter estimation
- gesture recognition
- markov model
- viterbi algorithm
- em algorithm
- generative model
- hierarchical hidden markov model
- expectation maximization
- forward backward
- density estimation
- unsupervised learning
- sequence classification
- automatic speech recognition
- mixture distributions
- maximum likelihood
- minimum classification error
- gaussian mixture model
- probabilistic model