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Nesterov acceleration of alternating least squares for canonical tensor decomposition: Momentum step size selection and restart mechanisms.
Drew Mitchell
Nan Ye
Hans De Sterck
Published in:
Numer. Linear Algebra Appl. (2020)
Keyphrases
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step size
tensor decomposition
stochastic gradient descent
convergence rate
convergence speed
learning rate
cost function
data representation
high order
random walk
wavelet coefficients
image processing
pattern recognition
image data