Social software is a growing reality worldwide, while the design of systems that promote and
keep users' participation and reflect a respect to users' culture and values is still a …

Through the concept of Cognitive Authority, information relevance and quality have been
related to the expertise/skill of those who publish and share information on the Web. This …

Recommendations often play a key role in making routine daily decisions or consuming a
variety of information, and therefore, recommender systems (RSs) that evaluate, filter, and …

This thesis outlines research done to estimate the expertise of users on the World Wide Web
(WWW). The estimated expertise can be used to infer the information quality of their user …