ABSTRACT
Augmented reality (AR) has been defined by Barfield and Caudell (2001) as a system in which “a participant wears a see-through display (or views video of the real world with an opaque HMD) that allows graphics or text to be projected in the real world.” Other modalities can be included in AR and information can be subtracted from the real world using augmentation. AR is a computer generated, interactive, three-dimensional environment in which a person is immersed. AR is a…
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