During their everyday decision making, humans consider the interplay between two types of trust: vertical trust and horizontal trust. Vertical trust captures the trust relationships that exist between individuals and institutions, while horizontal trust represents the trust that can be inferred from the observations and opinions of others. Although researchers are actively exploring both vertic...

background: one of the problems at the present age is anxiety, feelings of hopelessness and nihilism among humans that would cause many problems in life so that stress has called new civilization diseases. this issue would be doubled importance of addressing to this subject and find a way for the treatment and prevention of mental health risk. methods: this study was conducted with library meth...

Trust management is an extensively investigated topic. A lot of trust models and systems have been proposed in the literature. However, a universally agreed trust model is rarely seen due to the fact that trust is essentially subjective and different people may have different views on it. We focus on the personalization of trust in order to catch this subjective nature of trust. We propose a mu...

BACKGROUND Vertical and horizontal trust, as dimensions of social capital, may be important determinants of health. As mass media campaigns have been used extensively to promote healthy lifestyles and convey health-related information, high levels of individual trust in the media may facilitate the success of such campaigns and, hence, have a positive influence on health. However, few studies h...

Dynamic trust federation in grids p. 3 Being trusted in a social network : trust as relational capital p. 19 A requirements-driven trust framework for secure interoperation in open environments p. 33 Normative structures in trust management p. 48 Gathering experience in trust-based interactions p. 62 Multilateral decisions for collaborative defense against unsolicited bulk e-mail p. 77 Generati...

In any trust model, the two information sources that a peer relies on to predict trustworthiness of another peer are direct experience as well as reputation. These two vital components evolve over time. Trust evolution is an important issue, where the objective is to observe a sequence of past values of a trust parameter and determine the future estimates. Unfortunately, trust evolution algorit...