Channel Estimation for RIS Assisted Wireless Communications - Part II: An Improved Solution Based on Double-Structured Sparsity.
Xiuhong WeiDecai ShenLinglong DaiPublished in: IEEE Commun. Lett. (2021)
Keyphrases
- wireless communication
- channel estimation
- ofdm system
- structured sparsity
- fading channels
- wireless channels
- wireless networks
- computer simulation
- physical layer
- communication networks
- communication systems
- bit error rate
- wireless sensor networks
- compressive sensing
- feature extraction
- statistical learning
- markov random field