Results 151 to 160 of about 36,142 (194)

Fast Nonnegative Tensor Factorizations with Tensor Train Model

Lobachevskii Journal of Mathematics, 2022
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Shcherbakova, E. M., Tyrtyshnikov, E. E.
openaire   +2 more sources

Continuation methods for nonnegative rank‐1 approximation of nonnegative tensors

Numerical Linear Algebra with Applications, 2021
AbstractIn this article, the rank‐1 approximation of a nonnegative tensor is considered. Mathematically, the approximation problem can be formulated as an optimization problem. The Karush–Kuhn–Tucker (KKT) point of the optimization problem can be obtained by computing the nonnegative Z‐eigenvectoryof enlarged tensor . Therefore, we propose an iterative
Fu‐Shin Hsu   +2 more
openaire   +3 more sources

Nonnegative tensors revisited: plane stochastic tensors

Linear and Multilinear Algebra, 2018
In this paper, we develop and enrich the theory of nonnegative tensors. We define the sign nonsingular tensors and establish the relationship between the combinatorial determinant and the permanent...
Maolin Che   +3 more
openaire   +1 more source

Nonlinear Perron--Frobenius Theorems for Nonnegative Tensors

SIAM Review, 2023
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Antoine Gautier   +2 more
openaire   +2 more sources

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