The media equation: how people treat computers, television, and new media like real people and places
Presence and engagement in an interactive drama
Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
Measuring Presence in Virtual Environments: A Presence Questionnaire
Presence: Teleoperators and Virtual Environments
Presence: Teleoperators and Virtual Environments
Proxemics with multiple dynamic characters in an immersive virtual environment
ACM Transactions on Applied Perception (TAP)
Proceedings of the 16th International Conference on 3D Web Technology
ACM Transactions on Applied Perception (TAP)
Cultural behaviors of virtual agents in an augmented reality environment
IVA'12 Proceedings of the 12th international conference on Intelligent Virtual Agents
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This paper focuses on the user's perception of virtual agents embedded in real and virtual worlds. In particular, we analyze the perception of spatial relations and the perception of coexistence. For this purpose, we measure the user's voice compensation which is one of the human automatic behaviors to their surrounding environment. The results of our evaluation study reveal that people compensate their voice according to the distance during the interaction with both augmented reality (AR) and virtual reality (VR) based agents. Secondly, in AR-based scenario users perceive stronger the distance between them and the virtual agent. On the other hand, the results do not show any significant differences regarding the notion of coexistence of the user. Finally, we discuss our results in the context of sense of presence in interaction with virtual agent in AR applications.