FDD massive MIMO downlink channel estimation with complex hybrid generalized approximate message passing algorithm.
Wenyuan WangYue XiuZhongpei ZhangPublished in: J. Ambient Intell. Humaniz. Comput. (2019)
Keyphrases
- message passing
- estimation algorithm
- dynamic programming
- cdma systems
- factor graphs
- junction tree
- inference in graphical models
- computer vision
- sum product algorithm
- channel estimation
- kalman filter
- image matching
- computationally efficient
- computational complexity
- communication systems
- matching algorithm
- probabilistic model
- similarity measure