HICUS:A QUASI-STRUCTURED P2P SYSTEM BASED ON HIERARCHICAL INTEREST

查看全文 作　　者：Zhou Xiaobo Xue Kaiping Zhou Jian Lu Hancheng Hong [1,2,3,4]Peilin 机构地区：[1]The Information Network Lab of EEIS Department;[2] University of Science and Technology of China;[3] Hefei 230027;[4] China; 出　　处：《Journal of Electronics(China)》索引2009年第26卷第2期,共7页 基　　金：Supported by the National Natural Science Foundation of China (No.60602018 and 60772033) 摘　　要：The key problem in unstructured P2P system is how to control 'Flood'.Some studies focus on constructing more efficient topology while others focus on better query algorithms.This paper presents HICUS(Hierarchical Interest-driven Community-based Unstructured System) motivated by a basic thought-whether the resources correlate with topology distinguishes structured and unstruc-tured P2P essentially.By introducing hierarchical 'interest',HICUS organizes a quasi-structured topology through a pure distributed way,and provides a new platform for query algorithms.We study the procedure and performance of topology organization,and the simulations show that HICUS forms a small-world which can significantly improve the routing efficiency. 关 键 词：P2P系统 非结构化 拓扑结构 分布方式 仿真结果 执行情况