This study introduces the concept of social media self-efficacy, or a person's perceived ability to reach desired outcomes in the social media environment, and examines the relationship between social media self-efficacy and how people evaluate information found online. Results of a survey of a representative sample of adult Internet users in the United States (N = 3568) indicate that users wit...

Trust Management represents a vital component for the protection of business transactions. This paper considers the application of a relational-based model for Trust Management in Electronic Payment Systems. We introduce a generic payment model that provides a good framework to validate our trust model. We use the special features, new extensions and relational techniques provided by the Trust ...

This paper focuses on the cultural effect of gender on the relationship of online word of mouth and trust in e-commerce. To encourage online commerce, many online retailers use online word-of-mouth systems, where consumers can rate products offered for sale. To date, how such ratings affect trust and adoption of e-commerce across genders has been relatively unexplored. We assess whether the eff...

Trust is the belief or confidence in someone that their recommendations will work for you, i.e. that you will like the TV-programs (or other content) that they recommend. Many systems incorporate some notion of trust. Trust is more than similarity in taste, which makes trust a broader concept than the concept of similarity used in Collaborative Filtering. This paper describes ongoing work on th...

With the development of social network such as microblog, the number of microblog users increases rapidly. The problem of information overload caused by a large amount of data generated by users is becoming more and more serious. In order to mine the messages which specific users are interested in, we measure social relationship and interactive relationship of users respectively in this paper a...

The advent of Semantic Web has made a vast amount of machine understandable information available on the Web. The role of semantics in integrating this vast amount of heterogeneous and distributed data is critical to realizing actionable information.1 Given the open nature of standards and the low barriers associated with information publication, new techniques have to be employed to validate t...

In peer-to-peer content distribution the lack of a central authority makes authentication difficult. Without authentication, adversary nodes can spoof identity and falsify messages in the overlay. This enables malicious nodes to launch man-in-the-middle or denial-of-service attacks. In this paper, we present a trust based content distribution for peer-to-peer overlay networks, which is built on...

Multimedia content distribution is a key technique for multimedia services, which transmits multimedia content from a sender to certain receiver(s). With the popularity of multimedia services, the trust issues in content distribution becomes urgent, including the authorized access, privacy protection, trusted payment, piracy surveillance, and so forth. This chapter introduces the trust issues i...

We experimentally study the effect of mode digital communication on emergence trust in a principal-agent relationship. consider three modes that differ capacity to transmit nonverbal content: plain text, audio, and video. Communication is pre-play, one-way, unrestricted, but its verbal content homogenized across treatments. Overall, both audio video messages have positive (and similar) as compa...