Joint Active User and Data Detection in Uplink Grant-Free NOMA by Message-Passing Algorithm.
Rui XinZuyao NiLinling KuangHaoge JiaPurui WangPublished in: IWCMC (2019)
Keyphrases
- parameter estimation
- approximate inference
- markov random field
- maximum likelihood
- message passing
- loopy belief propagation
- belief propagation
- high quality
- factor graphs
- input data
- similarity measure
- learning algorithm
- training data
- k means
- np hard
- matrix multiplication
- distributed systems
- probabilistic model
- preprocessing