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Two New Algorithms for Maximum Likelihood Estimation of Sparse Covariance Matrices With Applications to Graphical Modeling.

Ghania FatimaPrabhu BabuPetre Stoica
Published in: IEEE Trans. Signal Process. (2024)
Keyphrases
  • maximum likelihood estimation
  • covariance matrices
  • covariance matrix
  • maximum likelihood
  • learning algorithm
  • face recognition
  • feature extraction
  • high dimensional
  • worst case