Predicting Spectrum Occupancies Using a Non-Stationary Hidden Markov Model.
Xianfu ChenHonggang ZhangAllen B. MacKenzieMarja MatinmikkoPublished in: IEEE Wirel. Commun. Lett. (2014)
Keyphrases
- hidden markov models
- non stationary
- speech recognition
- markov models
- autoregressive
- conditional random fields
- handwritten word recognition
- discriminative training
- markov model
- empirical mode decomposition
- hidden state
- gesture recognition
- speech signal
- sequential data
- viterbi algorithm
- multi stream
- multiresolution
- change point detection