AugmentedRealityChris Baker for study of aug
- 1. Augmented Reality Augmented Reality Chris Baker Chris Baker Comp 4640 Comp 4640
- 2. What is Augmented Reality? What is Augmented Reality? Augmented reality Augmented reality ( (AR AR) is a field of ) is a field of computer research which deals with the computer research which deals with the combination of real-world and computer- combination of real-world and computer- generated data. generated data. Most of the AR research is currently Most of the AR research is currently concerned with the use of video imagery concerned with the use of video imagery which is digitally processed and which is digitally processed and augmented by adding computer-generated augmented by adding computer-generated graphics. graphics.
- 3. What is AR? (cont.) What is AR? (cont.) Ronald Azuma defines an augmented Ronald Azuma defines an augmented reality system as one that: reality system as one that: • Combines real and virtual world aspects Combines real and virtual world aspects • Is interactive in real-time Is interactive in real-time • Is registered in three dimensions Is registered in three dimensions
- 4. Augmented vs. Virtual Reality Augmented vs. Virtual Reality One of the identifying marks of a virtual reality One of the identifying marks of a virtual reality system is the head mounted display worn by system is the head mounted display worn by users. users. These displays block out all the external world These displays block out all the external world and present to the wearer a view that is under and present to the wearer a view that is under the complete control of the computer. the complete control of the computer. In Augmented Reality, the user must still be In Augmented Reality, the user must still be aware that he or she is present in the “real aware that he or she is present in the “real world.” world.”
- 5. How does AR Work? How does AR Work? The basic idea of augmented reality is to The basic idea of augmented reality is to superimpose graphics, audio and other sense superimpose graphics, audio and other sense enhancements over a real-world environment in enhancements over a real-world environment in real-time. real-time. The graphics will then change to accommodate The graphics will then change to accommodate the user’s eye or head movements. the user’s eye or head movements. Simulated augmented reality medical image
- 6. What is needed? What is needed? There are three components needed in order to There are three components needed in order to make an augmented-reality system work: make an augmented-reality system work: • Head-mounted display Head-mounted display • Tracking system Tracking system • Mobile computing power Mobile computing power
- 7. Current Uses of AR Current Uses of AR Yellow first down line Yellow first down line used on TV broadcasts used on TV broadcasts of football games: of football games: • Real world elements: Real world elements: football field and football field and players players • Virtual element: the Virtual element: the yellow line drawn yellow line drawn over the image by over the image by computers in real- computers in real- time time
- 8. Current Uses of AR Current Uses of AR HUD (Head Up HUD (Head Up Display): Display): • Used in commercial Used in commercial aircraft, automobiles, aircraft, automobiles, and other applications and other applications • Presents data without Presents data without requiring the user to requiring the user to look away from his or look away from his or her usual viewpoint her usual viewpoint
- 9. LifeClipper LifeClipper LifeClipper is a LifeClipper is a wearable AR system wearable AR system being used in being used in Switzerland. Switzerland. When walking around When walking around a chosen culturally a chosen culturally interesting area, the interesting area, the user will feel as user will feel as though they are though they are watching a film. watching a film.
- 10. Wikitude – AR Travel Guide Wikitude – AR Travel Guide Mobile travel guide for Mobile travel guide for the Android platform the Android platform (open source OS for cell (open source OS for cell phones). phones). Plan a trip or find about Plan a trip or find about current surroundings in current surroundings in real-time. real-time.
- 11. Future of AR Future of AR Military Military: : • The Office of Naval Research has sponsored AR research The Office of Naval Research has sponsored AR research • AR system could provide troops with vital information AR system could provide troops with vital information about their surroundings. about their surroundings. Medical Medical: : • Superimpose an image from an MRI onto a patient’s Superimpose an image from an MRI onto a patient’s body. body. • This might allow surgeons to pinpoint a tumor to This might allow surgeons to pinpoint a tumor to remove. remove. Education Education: : • Used in labs where students can learn more about the Used in labs where students can learn more about the experiments they are participating in. experiments they are participating in.
- 12. Future of AR Future of AR Gaming Gaming: : • ARQuake is an AR version ARQuake is an AR version of the popular game of the popular game Quake. Quake. 1 1st st person shooter that person shooter that allows the user to run allows the user to run around in the real around in the real world while playing a world while playing a game in the computer game in the computer generated world. generated world. Uses GPS, a hybrid Uses GPS, a hybrid magnetic and interial magnetic and interial orientation sensor, gun orientation sensor, gun controller, and a controller, and a standard laptop carried standard laptop carried in a backpack. in a backpack.
- 13. Why continue research in AR? Why continue research in AR? AR systems will instantly recognize what AR systems will instantly recognize what someone is looking at, and retrieve and display someone is looking at, and retrieve and display the data related to that view. the data related to that view. There are hundreds of potential applications for There are hundreds of potential applications for such a technology, gaming and entertainment such a technology, gaming and entertainment being the most obvious ones. being the most obvious ones. Any system that gives people instant information, Any system that gives people instant information, requiring no research on their part, is bound to requiring no research on their part, is bound to be a valuable to anyone in any field. be a valuable to anyone in any field.