1. Exploring collaboration on a tabletop
and mobile devices
Frans Guelinckx
http://thesis.fransguelinckx.be
Supervisors:
Bram Vandeputte
Gonzalo Parra

2. Content
Quick recap
Status
Demo
Challenges
Planning
Statistics
Questions

3. Quick recap

4. Framework
For developers
Open
Extensible
Low coupling

5. Status

6. What have I done?
Designed the framework
Struggle with AllJoyn (a lot!)
Implemented version 0.1
First evaluation (ongoing)

7. Alljoyn
Easy discovery and connection
Remote method invocation
NO file transfer

8. MT4j
Java
Tabletop UI
Multitouch interaction
Wrapped into my own classes

9. Android
Android SDK
Facebook SDK

10. Framework design
Framework diagram
Alljoyn
MT4j
Android
The rest
Interaction diagram

11. Framework diagram
Collaboration Collaboration
Tabletop UI Android UI
File transfer File transfer
Connection Connection

12. Interaction Diagram - connection
Can I connect? My name is X.
Yes, you can.
OK.
Loop Need anything?
No.

13. Interaction Diagram - sending photos
Need anything?
Yes, I need photos.
Loop
255 bytes, false.
143 bytes, true.
OK, that’s all.

14. Interaction Diagram - publishing on FB
Need anything?
Yes, publish photos on FB.
Ok, which ones?
These ones.
Loop Publish photos

15. What am I doing now?

16. Evaluation
By means of a scenario
2 test groups
First without framework
Then with framework
And vice versa

17. Evaluation
Scenario
Share photos from a smartphone
Make arbitrary selection
Publish it on facebook

18. Evaluation
Criteria
Time
User satisfaction (SUS and other questionnaires)

19. Evaluation
Are design criteria met?

20. What am i going to do?
Finish evaluation 1
Implement version 0.2
Re-evaluate (and repeat)
Continue writing thesis text

21. Demo (http://www.youtube.com/watch?v=lzF7LXehQAA)

22. Challenges
Get alljoyn working
Keeping framework extensible and low coupled
Switching Ubuntu and Windows
Making a demo video

23. Planning

24. Planning
To do Start Deadline To do Start Deadline
Write introduction +
Evaluation 1 further work 7 may 13 may
Implement 0.2 9 april 22 april Write evaluation 14 may 20 may
Write conclusion +
Evaluation 2,... rest 21 may 27 may
Write problem
domain 23 april 29 april Buffer 28 may 3 june
Write related work 30 april 6 may Buffer 4 june Apocalypse

25. Statistics

26. Statistics
Tweets 151
Blogposts 44
Comments 30?
Hours worked 427.5

27. Statistics
Brainstorm 26
Literature study 45
Design 78
Implementation 154
Report 8
Presentation 1 10
Article 21
Presentation 2 10
Meetings 2.5
Blog reading 17
Blog writing 23
Presentations 13
Writing thesis text 20
Total 427.5

28. Questions?