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Estimating high-dimensional covariance matrices with misses for Kronecker product expansion models.
Mahdi Zamanighomi
Zhengdao Wang
Georgios B. Giannakis
Published in:
ICASSP (2016)
Keyphrases
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covariance matrices
high dimensional
kronecker product
covariance matrix
probabilistic model
estimation problems
data sets
image processing
feature space
nearest neighbor
maximum likelihood
similarity measure
low dimensional
similarity search
image patches
input space