Heavy-Tailed Analogues of the Covariance Matrix for ICA.
Joseph AndersonNavin GoyalAnupama NandiLuis RademacherPublished in: CoRR (2017)
Keyphrases
- covariance matrix
- heavy tailed
- independent component analysis
- principal component analysis
- covariance matrices
- generalized gaussian
- face recognition
- gaussian mixture
- sample size
- feature extraction
- dimensionality reduction
- blind source separation
- evolutionary algorithm
- prior distribution
- wavelet transform
- multiresolution
- posterior distribution
- computational complexity
- objective function