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Preconditioning for Underdetermined Linear Systems with Sparse Solutions.
Evaggelia Tsiligianni
Lisimachos P. Kondi
Aggelos K. Katsaggelos
Published in:
IEEE Signal Process. Lett. (2015)
Keyphrases
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linear systems
coefficient matrix
sufficient conditions
dynamical systems
linear equations
preconditioned conjugate gradient method
sparse representation
sparse linear systems
machine learning
optimal solution
high dimensional