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A Generalized Accelerated Composite Gradient Method: Uniting Nesterov's Fast Gradient Method and FISTA.

Mihai I. FloreaSergiy A. Vorobyov
Published in: IEEE Trans. Signal Process. (2020)
Keyphrases
  • gradient method
  • convergence rate
  • step size
  • optimization methods
  • negative matrix factorization
  • convex formulation
  • cost function
  • search space
  • semidefinite programming
  • natural gradient learning