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Projection-based iterative methods for solving multilinear systems

delete2026-06-02
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PRE
AI
K
Krushnachandra Panigrahy
R
Ratikanta Behera *
J
Jajati Keshari Sahoo
DOI:10.1007/s40314-026-03774-6delete
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Abstract

Abstract

En 中文
The computational challenges inherent in multilinear systems present significant obstacles in contemporary engineering and scientific applications, where traditional matrix-based iterative approaches are inadequate for computing tensor inverses and solving multilinear equations. This study addresses these limitations by explicitly developing novel projection-based iterative methodologies for multilinear systems within the context of the t-product, including tensor-based implementations of the biconjugate gradient method, the squared conjugate gradient method, and the stabilized biconjugate gradient method. An innovative tensor-based iterative representation is introduced to compute the Moore–Penrose inverse of tensors, accompanied by the design of efficient and robust computational algorithms for these methodologies via the t-product. The computational efficiency and practical advantages of these approaches are validated by a few numerical examples. In addition, an application is demonstrated to solve color image restoration problems.
Keywords:
Tensor
t-product
Moore–Penrose inverse
Multilinear systems
Image deblurring

Journal

C
Computational and Applied Mathematics
IF:
0
Papers:
266
Citations:
0

Organization

M
Mathematics
Scholars:
335
Papers: 208
Citations: 0
Cited Papers

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PREAI
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