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Near optimal bound of orthogonal matching pursuit using restricted isometric constant.
Jian Wang
Seokbeop Kwon
Byonghyo Shim
Published in:
EURASIP J. Adv. Signal Process. (2012)
Keyphrases
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orthogonal matching pursuit
signal recovery
sparse representation
upper bound
compressed sensing
transform domain
greedy algorithm
lower bound
compressive sensing
sparse approximation
feature selection
worst case
small number
image reconstruction
data sets
random projections