Filter bank based wideband cognitive radio sensing using joint distribution of pseudo WIShart matrix Eigenvalues.
Usama Y. MohamadDirk DahlhausPublished in: ISWCS (2014)
Keyphrases
- spectrum sensing
- filter bank
- joint distribution
- cognitive radio
- positive definite
- marginal distributions
- covariance matrix
- image coding
- cooperative spectrum sensing
- subband
- multiscale
- maximum entropy
- singular value decomposition
- random variables
- multiresolution
- conditional probabilities
- signal processing
- wireless communication
- reconstruction error
- perfect reconstruction
- wavelet packet
- kernel matrix
- frequency domain
- computationally efficient
- wireless networks
- probability distribution
- low pass
- communication systems
- base station
- cellular networks
- fisher information
- computer systems
- key technologies
- frequency band
- wavelet transform
- feature extraction
- wavelet coefficients
- feature vectors
- bayesian networks