Eigenvalue-Based Spectrum Sensing with Small Samples Using Circulant Matrix.
Liping DuYuting FuYueyun ChenXiaojian WangXiaoyan ZhangPublished in: Symmetry (2021)
Keyphrases
- small samples
- spectrum sensing
- cognitive radio networks
- covariance matrix
- sample size
- cognitive radio
- least squares
- condition number
- model selection
- correlation matrix
- feature selection
- accurate models
- regression trees
- wireless communication
- user centric
- support vector machine
- regression model
- knn
- discrete fourier transform
- data sets
- data analysis
- wireless networks
- frequency domain
- optimal solution
- upper bound