An Improved Sparsity Adaptive Matching Pursuit Algorithm for Sparse Channel Estimation.
Chaoyuan BaiLiu YangPingzhi FanPublished in: IWSDA (2022)
Keyphrases
- sparse approximation
- pursuit algorithm
- channel estimation
- linear combination
- noise model
- sparse coding
- gaussian process
- sparse representation
- communication systems
- multipath
- ofdm system
- high dimensional
- estimation algorithm
- convex relaxation
- matching pursuit
- marginal likelihood
- keypoints
- image classification
- bit error rate
- fading channels
- input image
- computer simulation
- basis functions
- model selection
- learning automata