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Estimating the trace of the matrix inverse by interpolating from the diagonal of an approximate inverse.
Lingfei Wu
Jesse Laeuchli
Vassilis Kalantzis
Andreas Stathopoulos
Efstratios Gallopoulos
Published in:
J. Comput. Phys. (2016)
Keyphrases
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orthogonal matrices
covariance matrix
correlation matrix
jacobian matrix
real time
symmetric positive definite
data structure
information retrieval
data sets
information systems
image processing
least squares
image quality
genetic algorithm
singular value decomposition
matrix inversion
machine learning
database