1. Information Technology Trends in Location Based Services Muhammad Aamir Cheema Monash University, Australia Contact: aamir.cheema@monash.edu http://users.monash.edu.au/~aamirc

2. Faculty of Information Technology Outline  Introduction  Past Research  New Trends  Concluding Remarks

3. Faculty of Information Technology Definition Services that integrate a user’s location with other information to provide added value to a user.

4. Faculty of Information Technology Examples  Navigation and travel  Geo-social networking  Gaming  Retail  Advertisement and many many more…

5. Faculty of Information Technology Past research  Shortest Path Query  Range Query  Nearest Neighbors Query  Group Nearest Neighbors Query and other similar queries…

6. Faculty of Information Technology Past research  Shortest Path Query: What is the shortest path from here to airport

7. Faculty of Information Technology Past research  Range Query: Return the coffee shops within 300 meters.

8. Faculty of Information Technology Past research  Nearest Neighbor Query: Return the nearest fuel station.

9. Faculty of Information Technology Past research  Group Nearest Neighbor Query: Return the restaurant that is closest to a group of friends

10. Faculty of Information Technology Past research  Shortest Path Query  Range Query  Nearest Neighbors Query  Group Nearest Neighbors Query and other similar queries… Static and continuous queries Euclidean distance and network distance

11. Faculty of Information Technology New Trends  Personalized and context-aware results The query results should be based on location as well as the user profile (e.g., age, gender, choices etc.) context (e.g., time, weather etc.)

12. Faculty of Information Technology New Trends  Handling Inaccuracy in data

13. Faculty of Information Technology New Trends  Handling Inaccuracy in data

14. Faculty of Information Technology New Trends  Handling Inaccuracy and uncertainty Inaccuracy of GPS devices User created data Automatically annotated data Entity resolution etc …

15. Faculty of Information Technology New Trends  Privacy and security

16. Faculty of Information Technology New Trends  Privacy and security

17. Faculty of Information Technology New Trends  Privacy and security

18. Faculty of Information Technology New Trends  Privacy and security User awareness pleaserobme.com robmenow.com

19. Faculty of Information Technology New Trends  Privacy and security User awareness Privacy preserving techniques (e.g., spatial cloaking, k-anonymity)

20. Faculty of Information Technology Concluding Remarks  Location-based services have a bright future Smart Phones > old fashioned phones Number of mobiles > World’s population 60% 40% 24% use LBS and 94% of these find LBS valuable LBS are a bonanza for start-ups (est. market $13B in 2014) $21B in 2015

21. Faculty of Information Technology Concluding Remarks  Research New area, new challenges, new opportunities  Business Growing market Low investment Room for fresh ideas Moral: LBS is one of the best choices for start-ups. Be innovative & take initiative.

22. Faculty of Information Technology Thanks