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Routing Performance Improvement Strategy in Community Opportunistic Network
Author(s): 
Pages: 126-129,146
Year: Issue:  23
Journal: Video Engineering

Keyword:  community opportunistic networkattributescentrality;
Abstract: 在社区机会网络中由于网络资源的限制,节点的缓存、能量、带宽等属性会严重影响网络的性能.现有的社区机会网络路由算法往往只根据节点的中心性级别来进行副本的分配,而并没有充分考虑上述属性的影响.针对这一问题,提出一种结合节点属性与中心性的路由算法WRACS.该路由算法既考虑了影响节点传输能力的各种属性,又结合了节点的活跃程度.最后通过ONE仿真分析可知,该算法在信息投递率、平均延时和平均缓存时间等性能指标上都体现出良好的性能.
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