One of the major challenges in the design of social technologies is the evaluation of their qualities of use and how they are appropriated over time. While the field of HCI abound...
We address long-term coalitions that are formed of both customer and vendor agents after evaluating their trust relationships with other agents in the system. We present a coalitio...
Abstract. Many keyword-based approaches to text classification, information retrieval or even user modeling for adaptive web-based system could benefit from knowledge on relation...
While recent research has advanced our understanding about the structure and dynamics of social tagging systems, we know little about (i) the underlying motivations for tagging (w...
Abstract. The central question in mechanism design is how to implement a given social choice function. One of the most studied concepts is that of truthful implementations in which...
Vincenzo Auletta, Paolo Penna, Giuseppe Persiano, ...