Semi-blind sparse channel estimation using regularized expectation maximization.
Fatemeh RahimpourMasoumeh AzghaniPublished in: Digit. Signal Process. (2024)
Keyphrases
- channel estimation
- expectation maximization
- communication systems
- multipath
- em algorithm
- cdma systems
- ofdm system
- estimation algorithm
- fading channels
- frequency selective
- bit error rate
- maximum likelihood
- least squares
- probabilistic model
- computer simulation
- computer systems
- physical layer
- routing algorithm
- sparse representation
- image segmentation
- image processing
- k means