1. Connecting People Introduction Connecting people Systems Design issues The Social Navigator

2. First Half Introduction Intelligent User Interfaces (IUI) needs to find new ways of adapting the interface to the user What if we included other users in this loop and let users help each other? –Humans are good in personalising advice –Humans are good information filters Lets take a closer look on how it is possible to connect people in order to help each other

3. Connecting People Directly Mutual communication between users Synchronous/asynchronous communication Connecting the right people Awareness of others Awareness of others promote “contact making” (Ackerman 1995)

4. Systems - PowWow and ICQ No intelligence Communities Online guides Online visibility ICQ PowWow

5. Systems - PW Transcript laila>I see you don’t have a profile swede “swede use the online help to figure out how to view a profile” swede>laila, how do I see another persons profile laila> Ask GUARD he is here to help swede>ok swede> GUARD, how do I get another persons profile GUARD> swede, click on the community button, in your personal communicator swede> ok GURAD> now right click on the person whose profile you want to see swede> GUARD, nothing happens GUARD>ok....what version of pw do you have...you can find version number under “About PowWow...” in the “help” menu in your personal communicator swede> 3.1, GUARD GUARD>ok I see...you nee version 3.2...go to http://www.tribal.com/download to get it swede> thanks!

6. Systems - Phelps Built up by tasks (static) To each task a set of peer-helpers Peer-helpers are chosen based on: –knowledge of the problem domain –availability –help burden –other critical characteristics Problems: static tasks and burden on users

7. Systems - Answer Garden Organisational memory Dynamic frequently asked questions Users can communicate with domain specific experts Experts can add answers to the dynamic FAQ Problems: –Experts are chosen in advance –Experts have to add to the dynamic FAQ

8. Connecting People Indirectly Collaborative filtering –explicit/implicit rating –compare to content based filtering –cold starts and snowball effects History-enriched environments –fading Social Spaces

9. Systems - Phoaks Collaborative filtering of Usenet news Extraction of URLs Automatic analyses of articles

10. Systems - Phoaks

12. Systems - MovieLens Based on GroupLens Collaborative (social) filtering User profiles are grouped based on ratings

13. Systems - MovieLens

14. Systems - Vistabar Web browser parasite Records what a user and community does CommonKnowlege index The parasite

15. Systems - Sixdegrees The six degrees The first degree contains people that a user personally knows Degree mail Chat Bulletin boards

16. Systems - Footprints History Enriched environment Hyperbolic graphs over how users move within a site Has shown to be a very useful tool for designers of web sites

17. Systems - Footprints Central message

18. Systems - Footprints In and out experience

19. Systems - Alexa History enriched environment Separate program Records visited links Recommends links based on previous users Ability to rate pages (sites)

20. Systems - Amazon.com Book and Music recommendation MoodMatcher Instant recommendations Other peoples purchases Artist’s picks

21. Systems - conclusion Phelps Answer Garden PowWow ICQ The Palace Movie Lens Phoaks Footprints Amazon.com Alexa Sixdegrees CPD - SystemsCPI - Systems “Smart” Connecting “Non-smart” Connecting

22. Second Half Introduction Design recommendations The Social Navigator Conclusions

23. Designing your own system Integration Integral part of our everyday tools Phoaks/Alexa Presence Presence can be communicated in several way, not only real-time presence

24. Designing your own system Trust Trusting the advice provider Alexa/ICQ Privacy Privacy for the advice provider ICQ/PowWow/Phoaks/Footprints

25. Designing your own system Appropriateness When and how to connect people Personalisation We as humans often tailors information e.g. PowWow online guides Avatars physical limitations and “unnecessary” expectations Onlive Traveller/The Palace/ICQ

26. Example: The Social Navigator A Framework for Social Navigation Supports: –Indirect Social Navigation (ISN) –Direct Social Navigation (DSN) Two parts: –Server –Client

27. Example: The Social Navigator Server Architecture 1. http://sam.sics... sam.sics.se Social Navigator redirect: true getUsers: getUsers.jsp createUser: createUser.jsp Online Users 3 4 2 5 The Web getUsers.jsp createUser.jsp 6.... user1 user2... 7

28. Example: The Social Navigator Default Java Client SNClient SNServlet 4 WEB SERVER 3 2 1 5

29. On-line food shopping (3D) 3D Space Chatting Overview map

30. Recipe based food shopping Collaborative filtering Overview map Chatting Visualisation of user groups Read wear

31. Socially Enhanced Web site 1

32. Socially Enhanced Web site 2

33. Socially Enhanced Web site 3

34. Socially Enhanced Web site 4

35. Connecting People - Conclusions Purpose: –Show existing systems that connect people –Give design recommendations –Take a closer look at the Social Navigator Some final advice: –Be careful with avatars –Try to keep things simple for the user –Examine existing systems before you build your own!