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Nonnegative Tensor Completion: step-sizes for an accelerated variation of the stochastic gradient descent.
Athanasios P. Liavas
Ioannis Marios Papagiannakos
Christos Kolomvakis
Published in:
EUSIPCO (2022)
Keyphrases
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step size
stochastic gradient descent
cost function
convergence rate
convergence speed
objective function
wavelet coefficients
linear programming
nonnegative matrix factorization
least squares
principal component analysis
dimensionality reduction