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Block-sparse signal recovery based on orthogonal matching pursuit via stage-wise weak selection.
C. Y. Xia
Y. X. Gao
J. Yu
ZH. Yu
Published in:
Signal Image Video Process. (2020)
Keyphrases
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signal recovery
orthogonal matching pursuit
compressed sensing
sparse representation
transform domain
sparse approximation
compressive sensing
feature selection
greedy algorithm
random projections
machine learning
feature space
dimensionality reduction
frequency domain
image reconstruction
selection algorithm