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Successive Concave Sparsity Approximation: Near-Oracle Performance in a Wide Range of Sparsity Levels.
Mohammadreza Malek-Mohammadi
Ali Koochakzadeh
Massoud Babaie-Zadeh
Magnus Jansson
Cristian R. Rojas
Published in:
CoRR (2015)
Keyphrases
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wide range
high dimensional
sparse approximation
sparse representation
sparse approximations
sparsity constraints
real world
social networks
levels of abstraction
real time
databases
data mining
multi class
closed form
error bounds
queueing networks