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Mathematical Problems in Engineering
Volume 2016, Article ID 4567625, 11 pages
http://dx.doi.org/10.1155/2016/4567625
Research Article

A Submodular Optimization Framework for Outage-Aware Cell Association in Heterogeneous Cellular Networks

1School of Communication and Information Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China
2Shenzhen Key Laboratory of Advanced Communications and Information Processing, Shenzhen University, Shenzhen 518060, China

Received 3 November 2015; Revised 3 February 2016; Accepted 11 February 2016

Academic Editor: Luciano Mescia

Copyright © 2016 Gongchao Su et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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