Sparsity Update Subspace Pursuit Algorithm for Compressed Spectrum Sensing.
Li ChangJen-Ming WuPublished in: VTC Fall (2015)
Keyphrases
- pursuit algorithm
- sparse approximation
- spectrum sensing
- cognitive radio networks
- cognitive radio
- linear combination
- learning automata
- high dimensional
- gaussian process
- noise model
- matching pursuit
- wireless communication
- sparse coding
- principal component analysis
- high dimensional data
- dimensionality reduction
- feature space
- low dimensional
- feature extraction
- sparse representation
- convex relaxation
- wireless networks
- user centric
- small number
- noisy images
- image compression
- image classification