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On semi-definiteness and minimal H-eigenvalue of a symmetric space tensor using nonnegative polynomial optimization techniques.
Yi Xu
Liqun Qi
Wenyu Sun
Published in:
Signal Process. Image Commun. (2019)
Keyphrases
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symmetric matrix
higher order
linear programming
semidefinite programming
tensor factorization
high order
covariance matrix
positive definite
search space
nonnegative matrix factorization
space time
optimization methods
input space
tensor space
diffusion tensor
low dimensional
optimization problems
least squares