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An empirical eigenvalue-threshold test for sparsity level estimation from compressed measurements.
Anastasia Lavrenko
Florian Roemer
Giovanni Del Galdo
Reiner S. Thomä
Orhan Arikan
Published in:
EUSIPCO (2014)
Keyphrases
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estimation algorithm
data structure
least squares
real time
neural network
learning algorithm
face recognition
high dimensional
sparse representation
sample size
test data
statistical tests
accurate estimation
physical models
adaptive threshold
surface temperature