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A Very Brief Introduction to Nonnegative Tensors from the Geometric Viewpoint

by Yang Qi
Department of Mathematics, University of Chicago, 5734 S. University Avenue, Chicago, IL 60637, USA
Mathematics 2018, 6(11), 230; https://doi.org/10.3390/math6110230
Received: 27 September 2018 / Revised: 24 October 2018 / Accepted: 24 October 2018 / Published: 30 October 2018
(This article belongs to the Special Issue Decomposability of Tensors)
This note is a short survey of nonnegative tensors, primarily from the geometric point of view. In addition to basic definitions, we discuss properties of and questions about nonnegative tensors, which may be of interest to geometers. View Full-Text
Keywords: nonnegative tensors; low-rank approximations; uniqueness and identifiability; spectral theory; EM algorithm; semialgebraic geometry nonnegative tensors; low-rank approximations; uniqueness and identifiability; spectral theory; EM algorithm; semialgebraic geometry
MDPI and ACS Style

Qi, Y. A Very Brief Introduction to Nonnegative Tensors from the Geometric Viewpoint. Mathematics 2018, 6, 230.

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