Augmented Reality

Authorized By: Miss.Trupti Pardeshi.

NDMVP, Comp Dept. Augmented Reality 1/23

Contents• Virtual Reality.• Introduction.• Augmented Reality Vs Virtual Reality.•Typical Augmented Reality System.• Enabling Techniques.• Augmented Reality Toolkit.• Advantages.• Applications.• Challenges.

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A computer generated, interactive, three – dimensional environment in which a person is immersed… Virtual Interactive Immersive

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Virtual Reality

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What is

AR??

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Introduction AR is the variation of virtual reality. An AR system adds virtual computer generated objects, audios and other scene environment to a real world environment in real time.

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AR Vs VR

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Typical AR System

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1.Display

2.Tracking

3.Calibration

Enabling Techniques

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1.Display

1.1 HMD

1.2 Handheld

1.3 Spatial

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Head Mounted Display…..

1.1.1 Video See Through

1.1.2 Optical See Through

1.1 HMD

1.1.1 Video See Through

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1.1.2 Optical See Through

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1.2 Handheld Display Has attached camera

Provide video see through augmentations

Portable & ubiquitous

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Virtual information is directly projected on physical object.

Also called as projector display.

Display is separated from the users of the system.

Expandable.

1.3 Spatial Display

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2. Tracking1. Digital Cameras

2. Compass

3. RFID

4. GPS

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Required to produce accurate registration. Used camera parameters, field of view,

sensor offset.

3. Calibration

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ARToolkit Developed by the Hirokazo Kato . C and C++ language software library. Can be used at different OS.

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Augmented reality has better sense of reality.

Augmented reality has better interaction.

Augmented Reality is innovative.

Content Service.

Social Interaction.

Advantages

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Applications Medical

Entertainment

Military Training

Engineering Design

Manufacturing, Maintenance & Repair

Consumer Design

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Challenges

Technological Limitations

User interface Limitations

Social Acceptance

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Conclusion AR, by its very nature, is a highly inter-disciplinary field, and AR researchers work in areas such as signal processing, computer vision, graphics, user interfaces, human factors, wearable computing, mobile computing. The research topic "Augmented Reality" (AR) is receiving significant attention due to striking progress in many subfields triggered by the advances in computer speed, capabilities and etc.

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References

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Thank You……

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