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Sketching Algorithms for Sparse Dictionary Learning: PTAS and Turnstile Streaming.
Gregory Dexter
Petros Drineas
David P. Woodruff
Taisuke Yasuda
Published in:
NeurIPS (2023)
Keyphrases
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dictionary learning
sparse representation
sparse coding
learning algorithm
signal recovery
high dimensional
active learning
group sparsity
multiscale
data sets
data mining
image processing
training data
feature space
signal processing
sparsity constraints