Near-Optimum Sparse Channel Estimation Based on Least Squares and Approximate Message Passing.
Chao WeiHuaping LiuZaichen ZhangJian DangLiang WuPublished in: IEEE Wirel. Commun. Lett. (2017)
Keyphrases
- message passing
- least squares
- channel estimation
- inference in graphical models
- communication systems
- belief propagation
- multipath
- distributed systems
- ofdm system
- estimation algorithm
- fading channels
- junction tree
- parameter estimation
- sum product algorithm
- markov random field
- approximate inference
- bit error rate
- optical flow
- sum product
- physical layer
- routing algorithm
- three dimensional
- stereo matching
- graph cuts
- level set
- higher order
- bayesian networks