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erickcwang

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erickcwang: 金币+200, 翻译EPI+1, ★★★很有帮助, 非常感谢! 2015-11-05 15:11:02
定义2.5 图的d-领域攻击。假设 图Gp是 社会网络图 G的 匿名发布图,如果 攻击者 获得 与目标个体A 在 G中 相对应顶点 v的 d-领域子图信息,并且 在Gp中 获得与 目标个体A 相对应的 真实信息,则 这种推断 称为 图的d-领域攻击Definition 2.5 d-domain attack of graph. Suppose graph Gp is the anonymously released graph of social network graph G, if the attacker acquires the d-domain subgraph information of the vertex v corresponded to the target object A in graph G, and acquires the real information corresponded to target object A in graph Gp as well, such deduction is called d-domain attack of graph.

定义 2.6 顶点的(d,k)-匿名。给定一个无向图G=(V,E), 令Gp=(Vp,Ep)为G
的匿名发布图,如果顶点v∈V,在Gp中至少存在k-1个几点u1, u2,…,uk∈Vp,使得Neighbord(v)≌Neighbord(ui)且v≠ui,其中i=1,2…k-1,则称顶点v是(d,k)-匿名的。
Definition 2.6. the(d,k)- anonymity of the vertex. Providing there is a undirected graph G=(V,E), order Gp=(Vp,Ep) is the anonymously released graph of G, if the vertex v∈V, there are at least k-1 points (u1, u2,…,uk∈Vp) in Gp, which makes Neighbord(v)≌Neighbord(ui), (v≠ui wherein, i=1,2…k-1), thus, it can call the vertex is of (d,k)- anonymity.

定义2.7 图的(d,k)-匿名。给定一个无向图G=(V,E),令Gp=(Vp,Ep)为G
的匿名发布图,如果G中每个顶点都满足(d,k)-匿名, 则称Gp是(d,k)-匿名的。
Definition 2.7. the(d,k)- anonymity of graph. Providing there is a undirected graph G=(V,E), order Gp=(Vp,Ep) is the anonymously released graph of G, if all vertexes in G meet (d,k)- anonymity, then it can call Gp is of (d,k)- anonymity.

定义 2.8 抗领域攻击的(d,k)-匿名问题。 给定一个无向图G=(V,E),令Gp=(Vp,Ep)为G
的匿名发布图,对于给定的领域参数d和参数系统k, 抗领域攻击的(d,k)-匿名问题要求Gp满足:(1)Gp是(d,k)-匿名的; (2)从G到Gp匿名过程产生的匿名成本cost(G, Gp)是最小的。
Definition 2.8 the(d,k)- anonymity of anti-domain attack. Providing there is a undirected graph G=(V,E), order Gp=(Vp,Ep) is the anonymously released graph of G. Regarding the given domain parameter d and parameter system k, the(d,k)- anonymity of anti-domain attack propose two requirements on Gp: (1 ) Gp is of (d,k)- anonymity; (2) The cost of anonymous process from G to Gp cost(G, Gp)is the minimum.
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