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An efficient gradient method using the Yuan steplength.
Roberta De Asmundis
Daniela di Serafino
William W. Hager
Gerardo Toraldo
Hongchao Zhang
Published in:
Comput. Optim. Appl. (2014)
Keyphrases
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gradient method
convergence rate
optimization methods
step size
negative matrix factorization
image processing
image classification
feature extraction
digital libraries
support vector machine
optimization method
convex formulation
natural gradient learning