IMAC: Impulsive-mitigation adaptive sparse channel estimation based on Gaussian-mixture model.
Tingping ZhangJingpei DanGuan GuiPublished in: CoRR (2015)
Keyphrases
- gaussian mixture model
- channel estimation
- mixture model
- communication systems
- feature vectors
- em algorithm
- expectation maximization
- multipath
- feature space
- bit error rate
- estimation algorithm
- maximum likelihood
- sparse representation
- ofdm system
- noise reduction
- wireless networks
- dimensionality reduction
- prior knowledge
- high dimensional
- pairwise