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User activity detection in massive random access: Compressed sensing vs. coded slotted ALOHA.
Veljko Boljanovic
Dejan Vukobratovic
Petar Popovski
Cedomir Stefanovic
Published in:
SPAWC (2017)
Keyphrases
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random access
compressed sensing
user activity
image reconstruction
sparse representation
user behavior
random projections
natural images
data analysis
signal processing
online social networks
user interaction
feature extraction
higher order
active learning
multiresolution
computational complexity