Spectrum Sensing Based on Sticky Hidden Markov Model With Beta Prior of Channel State Switches.
Tianxi YuanMing JinQinghua GuoYe TianPublished in: IEEE Commun. Lett. (2023)
Keyphrases
- hidden markov models
- spectrum sensing
- hidden states
- cognitive radio networks
- hidden state
- cognitive radio
- speech recognition
- markov model
- viterbi algorithm
- conditional random fields
- markov models
- sequential data
- linear dynamical systems
- multi channel
- handwritten word recognition
- dynamic probabilistic networks
- baum welch
- continuous hidden markov models
- bayesian model
- multi stream
- data streams
- key technologies
- sensor networks
- state space
- prior knowledge