A Weighted K-SVD-Based Double Sparse Representations Approach for Wireless Channels Using the Modified Takenaka-Malmquist Basis.
Ya LeiYong FangLiming ZhangPublished in: IEEE Access (2018)
Keyphrases
- sparse representation
- wireless channels
- dictionary learning
- wireless communication
- sparse coding
- sparse coefficients
- communication systems
- joint optimization
- data transmission
- image classification
- face recognition
- multipath
- video quality
- communication networks
- singular value decomposition
- high dimensional data
- signal processing
- dimensionality reduction
- error propagation
- image representation
- bit error rate
- data sets
- wireless networks
- frequency domain
- error concealment
- video transmission
- multiscale
- image processing