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由于网格资源分布的广泛性和节点交互的稀疏性,推荐信任的计算已成为网格信任管理的一个重要组成部分。在阐述信任的定义、性质的基础上,结合相关文献。提炼出推荐信任计算中的几个关键问题,并围绕这些问题进行分析讨论,指出现有机制的利弊,最后总结了相应改进机制并提出了关于下一步研究方向的若干意见。
Due to the extensive distribution of grid resources and the sparseness of node interaction, the calculation of recommended trust has become an important part of grid trust management. On the basis of expatiating the definition and nature of trust, combining with relevant literature. In this paper, several key problems in the calculation of recommended trust are extracted and discussed. The advantages and disadvantages of the existing mechanisms are pointed out. Finally, the corresponding improvement mechanisms are summarized and some opinions on the research direction are proposed.