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Showing 2016 · cs.ITShow all
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cs.IT2016
Low-Rank Matrix Completion for Mobile Edge Caching in Fog-RAN via Riemannian Optimization
Kai Yang, Yuanming Shi, Zhi Ding
The upcoming big data era is likely to demand tremendous computation and storage resources for communications. By pushing computation and storage to network edges, fog radio access…
cs.IT2016★ 10 cited
Flexible Pilot Contamination Mitigation with Doppler PSD Alignment
Xiliang Luo, Xiaoyu Zhang
Pilot contamination in the uplink (UL) can severely degrade the channel estimation quality at the base station (BS) in a massive multi-input multi-output (MIMO) system. Thus, it is…