This article presents methodological issues on evaluation related to the design process of the tool being evaluated. We emphasize the different variables which are important to ta...
We consider the problem of characterizing user equilibria and optimal solutions for selfish routing in a given network. We extend the known models by considering malicious behavio...
: Collaborative learning environments require carefully crafted designs –both technical and social. This paper presents a model describing how to design socio-technical environme...
Computational trust systems are getting popular in several domains such as social networks, grid computing and business-to-business systems. However, the estimation of the trustwo...
This paper describes the rationale and subsequent development stages of a work in progress: a graffiti toolkit for rich spatial 3D environments and an actual world mnemonic collec...