Blind Grant-Free Random Access With Message-Passing-Based Matrix Factorization in mmWave MIMO mMTC.
Zhengdao YuanFei LiuQinghua GuoXiaojun YuanZhongyong WangYonghui LiPublished in: IEEE Internet Things J. (2024)
Keyphrases
- message passing
- matrix factorization
- random access
- collaborative filtering
- belief propagation
- recommender systems
- distributed systems
- missing data
- low rank
- factorization methods
- shared memory
- factor graphs
- nonnegative matrix factorization
- graphical models
- approximate inference
- fading channels
- sum product algorithm
- multiscale
- markov random field
- graph cuts
- semi supervised
- data structure