2Self-con guring and self-optimizing network (SON) use cases and solutions[S]. 2011.
33GPP TS 36.300, E-utra and e-utran overall description[S]. 2009.
4Xu Le-xi, Chen Yue, Chai K K, et al.. Cooperative load balancing for OFDMA cellular networks[C]. 18th European Wireless Conference, Poznan, 2012: 1-7.
5Li Qian, Hu R Q, Wu Geng, et al.. On the optimal mobile association in heterogeneouswireless relay networks[C]. Proceedings of the IEEE INFOCOM, Orlando, 2012: 1359-1367.
6Ye Qiao-yang, Rong Bei-yu, Chen Yu-dong, et al.. User association for load balancing in heterogeneous cellular networks[J]. IEEE Transactions on Wireless Communications, 2013, 12(6): 2706-2716.
7Li Zhi-hang, Hao Wang, Pan Zhi-wen, et al.. Dynamic load balancing in 3GPP LTE multi-cell fractional frequency reuse networks[C]. IEEE Vehicular Technology Conference, Canada, 2012: 1-5.
8Gao N and Wang X. Optimal subcarrier-chunk scheduling for wireless OFDMA systems[J]. IEEE Transactions on Wireless Communications, 2011, 10(7): 2116-2123.
9Erfania T and Utyuzhnikova S V. Directed search domain: a method for even generation of the Pareto frontier in multi-objective optimization[J]. Engineering Optimization, 2011, 43(5): 467-484.
10Ponsich A, J aimes A L, and Coello C A. A survey on multi-objective evolutionary aigorithmsfor the solution of th e portfolio optimization problem and other finance and economics applications[J]. IEEE Transactions on Evolutionary Computation, 2013, 17(3): 321-344.