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ACM Transactions on Internet Technology (TOIT) - Special Issue on Trust in Social Networks and Systems, Volume 15 Issue 4, December 2015

Section: Special Issue on Trust in Social Networks and Systems

Introduction to Theme Section on Trust in Social Networks and Systems
Timothy J. Norman, Suzanne Barber, Rino Falcone, Jie Zhang
Article No.: 12
DOI: 10.1145/2835510

The Relevance of Categories for Trusting Information Sources
Rino Falcone, Alessandro Sapienza, Cristiano Castelfranchi
Article No.: 13
DOI: 10.1145/2803175

In this article, we are interested in the fact that relevance and trustworthiness of information acquired by an agent X from a source F strictly depends and derives from X's trust in F with respect to the kind of information. In particular, we are...

On Selecting Recommenders for Trust Evaluation in Online Social Networks
Wenjun Jiang, Jie Wu, Guojun Wang
Article No.: 14
DOI: 10.1145/2807697

Trust is a central component of social interactions among humans. Many applications motivate the consideration of trust evaluation in online social networks (OSNs). Some work has been proposed based on a trusted graph. However, it is still an open...

Chasing Offensive Conduct in Social Networks: A Reputation-Based Practical Approach for Frisber
Santiago Pina Ros, Ángel Pina Canelles, Manuel Gil Pérez, Félix Gómez Mármol, Gregorio Martínez Pérez
Article No.: 15
DOI: 10.1145/2797139

Social network users take advantage of anonymity to share rumors or gossip about others, making it important to provide means to report offensive conduct. This article presents a proposal to automatically manage these reports. We consider not only...

Modelling the Role of Trust in Social Relationships
Alistair G. Sutcliffe, Di Wang, Robin I. M. Dunbar
Article No.: 16
DOI: 10.1145/2815620

A social trust model is presented for investigating social relationships and social networks in the real world and in social media. The results demonstrate that multilevel social structures, with a few strong relationships, more medium ties, and...