在分布式的环境的软件系统从结束和相对静态的形式正在变化,其用户熟悉对方到一个开、高度有活力的模式,它能被公众访问。在如此的情形,信任评估模型在当前的时间成为强烈研究的焦点。信任评估模型建立在实体之间的信任关系的一个管理框架,包含信任,值和推荐信任珍视的直接信任的全面计算,和恶意的实体和建议的识别的表示和测量。基于几个典型信任评估模型,的分析信任评估想法和模式的分类被讨论,在当前的研究存在的问题和未来研究的方向被指出。
Software systems in distributed environment are changing from a close and relatively static form, whose users are familiar with each other, to an open and highly dynamic mode, which can be visited by public. In such circumstance, trust evaluation model becomes focus of intense research at current time. Trust evaluation model establishes a management framework of trust relationship between entities, involving expression and measurement of trust, comprehensive calculation of direct trust value and recommended trust value, and recognition of malicious entities and recommendations. Based on the analysis of several typical trust evaluation models, the classification of trust evaluation ideas and modes is discussed, the questions existing in current research and the directions of future research are pointed out.