Device-Free Human Activity Recognition Based on GMM-HMM Using Channel State Information.
Xiaoyan ChengBinke HuangJing ZongPublished in: IEEE Access (2021)
Keyphrases
- human activity recognition
- activity recognition
- hidden markov models
- gaussian mixture model
- human activities
- channel state information
- speech recognition
- background subtraction
- visual surveillance
- mimo ofdm
- em algorithm
- mixture model
- action recognition
- sensor data
- expectation maximization
- network topology
- feature vectors
- transmission scheme