Scalable sparse covariance estimation via self-concordance.
Anastasios KyrillidisRabeeh Karimi MahabadiQuoc Tran-DinhVolkan CevherPublished in: CoRR (2014)
Keyphrases
- sparse data
- accurate estimation
- social networks
- robust estimation
- covariance matrix
- density estimation
- regularized regression
- neural network
- estimation process
- web scale
- estimation algorithm
- sparse coding
- parameter estimation
- lightweight
- dimensionality reduction
- principal component analysis
- high dimensional
- image segmentation
- search engine