Immersive virtual environments also allow the computer tutor to inhabit the virtual world with the student. To explore the use of intelligent tutoring systems in virtual reality, a pedagogical agent , Steve (Soar Training Expert for Virtual Environments) has been developed which physically collaborates with students, enabling new types of interaction.
Steve s Capabilities Each student s interface to the virtual world is provided by special-purpose hardware and Lockheed Martin s Vista Viewer software. Students get a 3D immersive view of the world through a head-mounted display (HMD).
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