context: management of health care organizations based on employee's mutual trust will increase the improvement in functions and tasks. aims: the present study was performed to investigate the relationship between organizational trust and the nurse administrators' productivity in educational health centers of in the health-education centers of isfahan university of medical sciences. settings an...

Trust mechanism always has two popular architectures: centralized fashion and distributed fashion. However, those two architectures are not well suited for multi-agent system since they cannot achieve the trust management autonomy. To achieve the trust management autonomy, the paper presents an autonomous trust construction model based on graph theory methodology. The presented model adopts the...

Nowadays, application of e-commerce for companies or economic corporates and also entities and states has changed to an unavoidable issue, seeming necessary to observe its advantages and disadvantages. Due to the performance of processes in virtual or cyber site, e-commerce has been always followed by many worries, challenges and problems for all users including companies, people and states. To...

In this paper, we consider the analysis and modelling of trust in distributed information systems. We review the relations of trust relationships in our previous work. We discuss trust layers and hierarchy based on formal definition of trust relationship. We provide a set of definitions to describe the properties of trust direction and trust symmetry under our taxonomy framework. In order to an...

Objective Social business is a sub-category of electronic business that seeks social, innovative and cooperative approaches within online markets and also uses social media to attract social partnership and cooperation of such network users to support online purchasing and services. Trust is considered as an effective factor leading to successful social business. Because of the growing populari...