Blind Spectrum Sensing Based on the Statistical Covariance Matrix and K-Median Clustering Algorithm.
Jiawei ZhuangYonghua WangPin WanShunchao ZhangYongwei ZhangYi LiPublished in: ICAIS (1) (2020)
Keyphrases
- covariance matrix
- spectrum sensing
- clustering algorithm
- cognitive radio networks
- covariance matrices
- cognitive radio
- principal component analysis
- mahalanobis distance
- sample size
- gaussian mixture
- geometrical interpretation
- eigendecomposition
- wireless communication
- eigenvalues and eigenvectors
- correlation matrix
- objective function
- multivariate gaussian
- genetic algorithm
- spectral clustering
- data clustering
- clustering method
- k means
- image processing