21. Presence Summary (EMMA project, 2004) Slater and Usoh (1993) “ Psychology is the physics of VR in the sense that the virtual environment is manufactured towards creating a cognitive state” ( R. Lauria, 1997 ) FACTORS CONTRIBUTING TO PRESENCE EXTERNAL FACTORS INTERNAL FACTORS COMMON PROCESSES INDIVIDUAL DIFFERENCES STRUCTURAL ASPECTS PSYCHOLOGICAL ASPECTS EMOTIONS
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31. Presence as feeling of being in an external world Presence as selection mechanism