Exploiting Sparse User Activity in Multiuser Detection.

Hao Zhu Georgios B. Giannakis

Published in: IEEE Trans. Commun. (2011)

Keyphrases

user activity
multiuser detection
cdma systems
mc cdma
user behavior
online social networks
social media
social networks
channel estimation
code division multiple access
ds cdma
information retrieval systems
fading channels
communication systems
frequency selective