Evaluating the Authenticity of Virtual Environments: Comparison of Three Devices

Table 1

Factors hypothesized to contribute a sense of presence [19].

Control factors	Sensory factors	Distraction factors	Realism factors
Degree of control	Sensory modality	Isolation	Scene realism
Immediacy of control	Environmental richness	Selective attention	Information consistent with objective world
Anticipation of events	Multimodal presentation	Interface awareness	Meaningfulness of experience
Mode of control	Consistency of multimodal information		Separation anxiety/disorientation
Physical environment modifiability	Degree of movement perception; Active search