Multi-Stage Message Passing Algorithm for SCMA Downlink Receiver.
Han ZhangShuai HanWei-Xiao MengPublished in: VTC Fall (2016)
Keyphrases
- multistage
- message passing
- dynamic programming
- k means
- learning algorithm
- preprocessing
- search space
- factor graphs
- probabilistic model
- expectation maximization
- optimal solution
- junction tree
- belief propagation
- image processing
- sum product algorithm
- matrix multiplication
- loopy belief propagation
- shared memory
- matching algorithm
- input data
- np hard
- pairwise
- objective function