Publications

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2014
Rybarczyk, Yves, Tiago Cardoso, Tiago Coelho, Rita Oliveira, and João Rosas. "Body Ownership of Virtual Avatars: An affordance Approach of Telepresence." Enterface 2013 Proceedings. Springer, 2014. Abstract

Virtual environments are an increasing trend in today’s society. In this scope, the avatar is the representation of the user in the virtual world. However, that relationship lacks empirical studies regarding the nature of the interaction between avatars and human beings. For that purpose it was studied how the avatar’s modeled morphology and dynamics affect its control by the user. An experiment was conducted to measure telepresence and ownership on participants who used a Kinect Natural User Interface (NUI). The body ownership of different avatars was assessed through a behavioral parameter, based on the concept of affordances, and a questionnaire of presence. The results show that the feelings of telepresence and ownership seem to be greater when the kinematics and the avatar’s proportions are closer to those of the user.

Santos, Vitor, Tiago Cardoso, and Eva Oliveira. "Using creativity techniques to create new computer games." VideoJogos'2014. 2014. Abstract

In the face of growing global game production competition, the ability to come out with new ideas to create computer games is widely recognized today as important. In this context, the chance to resort - in a practical way - to known creativity techniques or adaptations of these to help innovation in this field is a promising challenge, both in the field of entertainment games and the so called serious games. In this article we present the development of a research work in this area and the result proposal method for the introduction of creativity in Games Design. The main objective is the construction of innovative Games that have not been identified by the normal methods used in the analysis of games proposals. We present a case study of the method implemented for the identification of new games design opportunities in an MSc Games course.