An Agent-Based Trust Model for Service-Oriented Systems

An Agent-Based Framework Supporting Trust Evaluation for Service Selection

“…So our computing strategies make the reputation value increase slowly and decrease fast. Also, when an agent fails to achieve a consumer's expected goal, the provider's reputation score will decrease sharply in accordance with his current value [10].…”

“…For getting more detailed conceptualization, we also include a Trust middle ontology which aims at depicting the features of the trust establishment and reasoning process. It consists of trust related concepts, the associations among the concepts and the constraints needed to be satisfied which can support trust analysis and reasoning [9], [10]. Figure 2 shows the trust concepts of the middle ontology.…”

“…Each Service has an Action or a sequence of Actions. The whole associations are listed in [10], but some of them will be shown and used in the example section.…”

“…A trust value computing method is given in our previous work for evaluating the trustworthiness and predicting the future behaviors of entities [10]. Considering the six beliefs of trust, we classified them into three categories according to the roles they play in trust.…”

“…Our previous work [9], [10] provides a trust ontology which is a sharable conceptualization on trustworthiness. The trust ontology contains a set of trust concepts and associations.…”