In this paper, we present the results of a two-month field study of fifteen people using a software tool designed to model changes in a user’s availability. The software uses s...
As the use of social networks becomes more widespread and commonplace, users are beginning to question how their privacy is protected by social networks. In this paper, we review ...
Leanne Wu, Maryam Majedi, Kambiz Ghazinour, Ken Ba...
We present Collabio, a social tagging game within an online social network that encourages friends to tag one another. Collabio’s approach of incentivizing members of the social...
Michael Bernstein, Desney S. Tan, Greg Smith, Mary...
This paper formalizes the semantics of trust and studies the transitivity of trust. On the Web, people and software agents have to interact with "strangers". This makes ...
In this paper we describe Graaasp, a social software currently under development to support the creation of a real usage database of social artifacts. Our goals are twofold: First...
Evgeny Bogdanov, Sandy El Helou, Denis Gillet, Chr...