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Challenges in the use of indoor navigation and augmented reality in - - PowerPoint PPT Presentation

Challenges in the use of indoor navigation and augmented reality in complex space Zaharije Radivojevi, Milo Cvetanovi, Saa Stojanovi School of Electrical Engineering, Belgrade University Workshop Cooperation at Academic Informatics


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Challenges in the use of indoor navigation and augmented reality in complex space

Zaharije Radivojević, Miloš Cvetanović, Saša Stojanović School of Electrical Engineering, Belgrade University Workshop “Cooperation at Academic Informatics Education across Balkan Countries and Beyond” Primošten, Croatia 2-8 September 2018

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Agenda

  • Background
  • Indoor navigation
  • Augmented reality
  • Results
  • Conclusions
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Mobile device programming course

  • Type: Elective course
  • Starts: 8 semester

(of 8 semesters for bachelor studies)

  • Class hours: 2+2+1
  • Format:

– Midterms 20 (10+10) – Laboratory 10 – Project 50 – Final 20

  • Topics:

– Android programming in Java – Sensors – GUI Patterns

Mobile deice programming not Mobile phone programming

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Mobile device

  • GPS
  • Gyroscope/Accelerometer
  • Magnetometer/Compass
  • Camera
  • Microphone
  • Electromagnetic receivers (Wi-Fi, NFC, Bluetooth)
  • Speakers
  • Screen
  • Vibrations

Output Input

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Indoor positioning

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Outdoor Positioning

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Outdoor Positioning – indoor problems

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Can other sensors be used for navigation?

  • Gyroscope/Accelerometer
  • Magnetometer/Compass
  • Camera
  • Microphone
  • Electromagnetic receivers (Wi-Fi, NFC, Bluetooth)
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Indoor Positioning – solutions

  • Inertial navigation
  • Image processing
  • Beacon usage
  • Combining multiple sensors
  • Information regarding space
  • ...
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Indoor Positioning – Inertial navigation

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Indoor Positioning – Inertial navigation

~ results

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Indoor Positioning – Inertial navigation

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Indoor Positioning – Inertial navigation

Good results

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Indoor Positioning – Inertial navigation

Excellent results

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Indoor Positioning – Inertial navigation+

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Indoor Positioning – Image processing

Content recognition Space recognition

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Indoor Positioning – Electromagnetism

Wi-Fi NFC Bluetooth

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Indoor Positioning – Electromagnetism

Trilateration

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Augmenting reality

  • Speakers
  • Screen
  • Vibration
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Augmenting reality 1

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Augmenting reality 2

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Augmenting reality 2

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Augmenting reality 2

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Augmenting reality 3

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Augmenting reality 3

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Results

Testing new technology 2017 – 4 bachelor thesis, 1 master thesis 2018 – 4 bachelor thesis, 1 master thesis – in progress

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  • Combine multiple sensors for precise indoor location.
  • Beacons enable fine location, but require additional

hardware.

  • Image processing and inertial navigation do not

require additional equipment.

  • Augmented reality can be used in combination with

location.

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Conclusion

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Thank you!

Zaharije Radivojevic