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信任网络中基于角色信誉的信任预测

DOI: 10.13190/jbupt.201301.72.liuych, PP. 72-76

Keywords: 信任预测,角色信任,信任网络,信任传递

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Abstract:

依据信任的认知特征,分析了信任2个维度对角色信任的不同贡献,给出了服务信任和推荐信任的定义和量化公式.在信任网络中,分析了信任预测的3种情况及其社会网络特征,以代理的服务信誉为核心,设计了具有直接信任和传递信任的不同信任预测方案.设计方案中综合考虑了交互次数、交互时间、角色信誉、服务信任和推荐信任对信任预测的影响.最后的实验验证了角色信任的量化差异以及信任预测方法的有效性.

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