11. Virtual Reality

Question 1

Describe AV and AR and what their difference is.

Answer 1

VR: Interaction with a complete synthetic world
AR: Virtual enhancement of the real world
AV: Focus Reality/Virtual world with a bit of virtuality/reality AR/AV
It depend on the amount of virtual elements

Question 2

Describe Horizontal and Vertical parallax.

Answer 2

H: generates depth impression in vicinity of fication point
V: error in programing the virtual environment, points on display screen seen by left and right eye don’t lie on an epipolar plane

Question 3

What are the two strategies for rendering stereo pairs?

Answer 3

Toe-in method: both cameras focus in the same point (only correct in the center)
Off-Axis method: Correct stereo display (Parallel viewing direction)

Question 4

What are the properties of 6 DOF trackers?

Answer 4

Update rate, Latency, Accuracy, Resolution, Range

Question 5

What kind of tracking system are there?

Answer 5

Magnetic, Optical, Acoustical, Mechanical, Inertial