DNN-Aided Message Passing Based Block Sparse Bayesian Learning for Joint User Activity Detection and Channel Estimation.
Zhaoji ZhangYing LiChongwen HuangQinghua GuoChau YuenYong Liang GuanPublished in: APWCS (2019)
Keyphrases
- message passing
- sparse bayesian learning
- user activity
- channel estimation
- belief propagation
- factor graphs
- distributed systems
- approximate inference
- communication systems
- graphical models
- user behavior
- multipath
- ofdm system
- markov random field
- bit error rate
- learning algorithm
- estimation algorithm
- online social networks
- fading channels
- social media
- image retrieval
- image sequences