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Block Sparse Bayesian Learning Based Joint User Activity Detection and Channel Estimation for Grant-Free NOMA Systems.
Yuanyuan Zhang
Qinghua Guo
Zhongyong Wang
Jiangtao Xi
Nan Wu
Published in:
IEEE Trans. Veh. Technol. (2018)
Keyphrases
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sparse bayesian learning
channel estimation
computer systems
user activity
distributed systems
computer simulation
retrieval systems
user behavior
information retrieval
support vector machine
computationally efficient
multipath