Non-orthogonal frequency division multiplexing based on sparse representation.
Xiaomei FuLi ChenJingyu YangPublished in: IET Commun. (2018)
Keyphrases
- sparse representation
- orthogonal frequency division multiplexing
- ofdm system
- wireless communication
- communication systems
- dictionary learning
- estimation algorithm
- sparse coding
- mobile communication
- fading channels
- multipath
- channel estimation
- image classification
- frequency domain
- wireless channels
- negative matrix factorization
- face recognition
- bit error rate
- channel coding
- image patches
- signal processing
- dimensionality reduction
- signal to noise ratio
- high dimensional data
- object tracking
- wireless networks
- joint optimization
- image representation
- higher order
- neural network
- multiscale
- pattern recognition
- computer simulation
- communication networks
- computer systems
- denoising
- feature extraction
- machine learning