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MARKER DETECTION ALGORITHM FOR AUGMENTED REALITY APPLICATIONS FOR SCIENCE TEXTBOOKS Presented By: Arshiya Sayyed Seminar Guide Prof. Sushila Shelke

Marker Based Augmented Reality

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Page 1: Marker Based Augmented Reality

MARKER DETECTION

ALGORITHM FOR AUGMENTED

REALITY APPLICATIONS FOR

SCIENCE TEXTBOOKS

Presented By:

Arshiya Sayyed

Seminar Guide

Prof. Sushila Shelke

Page 2: Marker Based Augmented Reality

MARKER DETECTION ALGORITHM

FOR AUGMENTED REALITY

APPLICATIONS FOR SCIENCE

TEXTBOOK

Page 3: Marker Based Augmented Reality

What is Augmented Reality? Indirect view of real world

Augmented by a computer generated graphic, video, image,

object etc

Page 4: Marker Based Augmented Reality

TECHNIQUES: MARKER BASED

MARKER LESS

Inspecting a virtual bunny on top of the user’s

hand from different viewing angles.

Page 5: Marker Based Augmented Reality

MARKER DETECTION

ALGORITHM FOR AUGMENTED

REALITY APPLICATIONS FOR

SCIENCE TEXTBOOK

Page 6: Marker Based Augmented Reality

WHAT IS A MARKER?

•ANY IMAGE THAT CAN BE DETECTED BY THE

CAMERA

•SHOULD HAVE DISTINCT FEATURES AND

PATTERNS

Page 7: Marker Based Augmented Reality

MARKER DETECTION

ALGORITHM

ALGORITHM TO DETECT THE

MARKER.

SHOULD BE EFFICIENT.

Page 8: Marker Based Augmented Reality

MARKER DETECTION

ALGORITHM FOR

AUGMENTED REALITY

APPLICATIONS FOR

SCIENCE TEXTBOOK

Page 9: Marker Based Augmented Reality

Why Use Augmented Reality In

Education?

• Simplify concepts

• Enhance learning

• Ease and efficiency

• Less cost

• Can be employed in rural areas

• Make learning fun

• Introduce students to technology

Page 10: Marker Based Augmented Reality
Page 11: Marker Based Augmented Reality

STEP 1 : DIVIDE THE IMAGE IN

REGIONS

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STEP 2 : DETECT EDGELS IN THE

REGION

Page 13: Marker Based Augmented Reality

STEP 3 : FIND SEGMENTS IN THE

REGION

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STEP 4 : MERGE SEGMENTS INTO

LINES

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STEP 5 : EXTEND LINES ALONG

EDGES

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STEP 6 : KEEP LINES WITH

CORNERS

Page 17: Marker Based Augmented Reality

STEP 7 : FIND MARKERS

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Disadvantages overcome by this

algorithm Speed of detection

Detection of markers having an edge or

corner (partial) occluded.

Performance under changing or not

homogeneous lightning conditions.

Page 19: Marker Based Augmented Reality

Applications

MANUFACTURING

ENTERTAINMENT

MEDICAL

EDUCATION

AERONAUTICAL

DEFENSE

AND MANY MORE

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IMPLEMENTATION

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PLATFORM DETAILS

PLATFORM FOR AUGMENTED

REALITY

◦ VUFORIA-UNITY 5.1.f1

• PLATFORM USED FOR 3D MODELS

◦ 3DS MAX 2014

Page 22: Marker Based Augmented Reality

Example From 8th Standard General

Science Textbook

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MARKER FOR H20

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MARKER FOR CO2

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3D MAX VIEW OF CARBON

ATOM

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Future Scope

INCORPORATED IN SCHOOLS AS A

PART OF DIGITAL INDIA INITIATIVE

CAN BE USED FOR RESSEARCH

PURPOSES

Page 27: Marker Based Augmented Reality

References

•Martin Hirzer,” Marker Detection for Augmented Reality Applications”, Inst. for Computer Graphics and Vision Graz University of Technology,2008,Austria •Ronald T. Azuma," A Survey of Augmented Reality", Hughes Research Laboratories,1997, Malibu, CA 90265 •Hannes Kaufmann," Collaborative Augmented Reality in Education", Institute of Software Technology and Interactive Systems Vienna University of Technology,2003, 1040 Wien, Austria •Mr.Raviraj.S.Patkar, "Marker Based Augmented Reality Using Android OS", International Journal of Advanced Research in Computer Science and Software Engineering, 2013,India