Principles and tools of the social web

EBI, Hinxton, UK

Transcript

1. Preface Principles and terms Important technologies/services Applications Problems Sources Principles and tools of the social web An introductory seminar Dr. Konrad U. F¨ orstner February 19th, 2010 @ EBI, Hinxton, UK
2. Preface Principles and terms Important technologies/services Applications Problems Sources Table of content 1 Preface 2 Principles and terms 3 Important technologies/services 4 Applications 5 Problems
3. Preface Principles and terms Important technologies/services Applications Problems Sources Table of content 1 Preface 2 Principles and terms 3 Important technologies/services 4 Applications 5 Problems
4. Preface Principles and terms Important technologies/services Applications Problems Sources Preface You get no handouts as ... we want to save trees ... you will get these slides as a PDF file ... links work pretty bad on paper
5. Preface Principles and terms Important technologies/services Applications Problems Sources Preface Terms “Social web”, “Web 2.0” (strongly promoted by O’Reilly), “Collaborative web” Very fuzzy definition No big difference to Tim Berners-Lees basic idea of a read-and-write web
6. Preface Principles and terms Important technologies/services Applications Problems Sources Table of content 1 Preface 2 Principles and terms 3 Important technologies/services 4 Applications 5 Problems
7. Preface Principles and terms Important technologies/services Applications Problems Sources Everybody can be a sender Improved usability Low technical and financial barriers Easy to use rich desktop-like applications (e.g. due to AJAX)
8. Preface Principles and terms Important technologies/services Applications Problems Sources User generated content Collaborative creation “Wisdom of crowds” “Crowd-sourcing”
9. Preface Principles and terms Important technologies/services Applications Problems Sources Network effect More participants = more value per participant
10. Preface Principles and terms Important technologies/services Applications Problems Sources Reusability / Mash-ups Open standards + APIs The web as platform E.g. RSS “Really Simple Syndication” Content + meta data Makes following and sharing of content easy
11. Preface Principles and terms Important technologies/services Applications Problems Sources The importance of data ... increases
12. Preface Principles and terms Important technologies/services Applications Problems Sources Open licenses Classic copyright limits the sharing and extension of cultural goods Creative commons licenses (a.o.) free content ⇒ “Share, Remix, Reuse - Legally”
13. Preface Principles and terms Important technologies/services Applications Problems Sources Functions/user groups change Many web services / tools are used in a different way and by different people than planned in the beginning
14. Preface Principles and terms Important technologies/services Applications Problems Sources The long tail Critical mass easier reachable Solutions for niche target groups become feasible
15. Preface Principles and terms Important technologies/services Applications Problems Sources Folksonomy Social classification and tagging of items
16. Preface Principles and terms Important technologies/services Applications Problems Sources Social graph Abstraction of human relationships Node - individuals or groups Edges - social relationships like friendships
17. Preface Principles and terms Important technologies/services Applications Problems Sources Some business models Advertisement Freemium - basic service for free, extras for a fee Trend spotting None - waiting to be bought by big player (e.g. Google)
18. Preface Principles and terms Important technologies/services Applications Problems Sources Some more recent developments The real-time web Location based services Add-on: combined with augmented reality Semantic markup Data portability / distributed networks
19. Preface Principles and terms Important technologies/services Applications Problems Sources Table of content 1 Preface 2 Principles and terms 3 Important technologies/services 4 Applications 5 Problems
20. Preface Principles and terms Important technologies/services Applications Problems Sources Blogs Web log Structure of a blog post Title Author(s) Content Comments Tags/Categories Permalink
21. Preface Principles and terms Important technologies/services Applications Problems Sources Blogs Blogroll Linkback (Refback/Trackback/Pingback) Example types of blogs Edublog Travelblog Artblog Open lab journal Corporateblog
22. Preface Principles and terms Important technologies/services Applications Problems Sources Blogs Self-hosted software like Wordpress, Habari Blog services like Blogger.com, Livejournal
23. Preface Principles and terms Important technologies/services Applications Problems Sources Podcasts Blogs/Feeds that mainly/only link audio or video files
24. Preface Principles and terms Important technologies/services Applications Problems Sources Wikis Collaborative content generation and management Examples: Wikipedia, Wikitravel
25. Preface Principles and terms Important technologies/services Applications Problems Sources Social network services Some examples Managing your social graph General: Facebook, Friendster Business: LinkedIn, Xing Science: Nature network, BiomedExperts Hospitality: Couchsurfing, Be Welcome Mobile: Foursquare, brightkite Create your own one: Ning
26. Preface Principles and terms Important technologies/services Applications Problems Sources Media sharing platforms Images: Flickr, Picasa Videos: YouTube, Vimeo Slides (and publications): e.g. Slideshare, Nature preceedings
27. Preface Principles and terms Important technologies/services Applications Problems Sources Social tagging URLs: delicious, simpy News: digg, reddit Publications: CiteULike, Connotea
28. Preface Principles and terms Important technologies/services Applications Problems Sources Microblogging Usually limited number of characters per messages Real-time updates and searches
29. Preface Principles and terms Important technologies/services Applications Problems Sources Microblogging Best known - Twitter 140 characters per message Tweet, retweets Hashtags Connection not necessarily bidirectional followers and following URL shorteners like bit.ly or is.gd gained popularity
30. Preface Principles and terms Important technologies/services Applications Problems Sources Aggregators Bundling and sharing of users’ online activities E.g. FriendFeed, Cliqset
31. Preface Principles and terms Important technologies/services Applications Problems Sources Table of content 1 Preface 2 Principles and terms 3 Important technologies/services 4 Applications 5 Problems
32. Preface Principles and terms Important technologies/services Applications Problems Sources Source of news Easy individual selection of info streams Social filtering Serendipitous discovery
33. Preface Principles and terms Important technologies/services Applications Problems Sources Getting solutions Asking question at general or specialized platforms “Dear lazyweb ...” E.g. Aarkvard, Sciencestack
34. Preface Principles and terms Important technologies/services Applications Problems Sources Knowledge exchange and management E.g. a wiki in an institute E.g. shared link and publication collections in a group
35. Preface Principles and terms Important technologies/services Applications Problems Sources Building and maintaining communities Spreading news Harvesting feedback and proposals
36. Preface Principles and terms Important technologies/services Applications Problems Sources Identity building and reputation management For individuals or organisations
37. Preface Principles and terms Important technologies/services Applications Problems Sources Open Science Publishing raw results Open lab journals
38. Preface Principles and terms Important technologies/services Applications Problems Sources Table of content 1 Preface 2 Principles and terms 3 Important technologies/services 4 Applications 5 Problems
39. Preface Principles and terms Important technologies/services Applications Problems Sources Walled gardens and data lock-in Missing data portability Users give rights to the site owner
40. Preface Principles and terms Important technologies/services Applications Problems Sources Private data, privacy, identity Once in the web - hard to get out again Identity theft
41. Preface Principles and terms Important technologies/services Applications Problems Sources Community management is tough Critical mass, rules, permissions, work flow, complaints, consensus, vandalism, conflicts, attribution, discussion ...
42. Preface Principles and terms Important technologies/services Applications Problems Sources Interruptions Frequent notifications = perfect productivity killer Solution: Have fixed times for checking news
43. Preface Principles and terms Important technologies/services Applications Problems Sources Image sources/attribution http://www.flickr.com/photos/library_of_congress/2179910918/ http://www.flickr.com/photos/calliope/72949751 http://commons.wikimedia.org/wiki/File:Wikinews_Broadcast_Studio.jpg http://commons.wikimedia.org/wiki/File:Criminal_brains.jpg http://www.flickr.com/photos/truthdevelopment/2249491026/ http://www.flickr.com/photosm/stylianosm/3989939286/ http://www.flickr.com/photos/86399392@N00/109404222 http://wiki.creativecommons.org/images/6/62/Creativecommons-informational-flyer_eng.pdf http://www.flickr.com/photos/96302395@N00/2514147406 http://en.wikipedia.org/wiki/File:Long_tail.svg http://www.flickr.com/photos/marksurman/3604105727/ http://www.flickr.com/photos/library_of_congress/2162922839/ http://www.flickr.com/photos/marksurman/3604105727/ http://www.flickr.com/photos/tinfoilraccoon/197640807 http://commons.wikimedia.org/wiki/File:Future73nb.jpg http://www.flickr.com/photos/30360780@N02/3420795034/
44. Preface Principles and terms Important technologies/services Applications Problems Sources Image sources/attribution http://commons.wikimedia.org/wiki/File:His_Master’s_Voice.jpg http://commons.wikimedia.org/wiki/File:Chiodini_wiki.jpg http://www.flickr.com/photos/library_of_congress/2163151837/ http://commons.wikimedia.org/wiki/File:Burmese_music_casette_tapes,_Yangon,_Myanmar.jpg http://flickr.com/photos/marksurman/3604105727/ http://commons.wikimedia.org/wiki/File:Neunt\protect{\grmnU@D1ex{\setbox\z@ \hbox{\char127}\dimen@-.45ex\advance\dimen@\ht\z@\fontdimen5\font\dimen@}\accent127\ fontdimen5\font\grmnU@Do}\penalty\@M\hskip\z@skipter_gr.jpg http://www.flickr.com/photos/library_of_congress/2179931690/ http://www.flickr.com/photos/bravenewtraveler/2278115499/ http://www.flickr.com/photos/ccacnorthlib/3554628032/ http://commons.wikimedia.org/wiki/File:Team_touching_hands.jpg http://www.flickr.com/photos/fazen/3778408/ http://www.flickr.com/photos/cambodia4kidsorg/3807807369/ http://www.flickr.com/photos/jurvetson/128239619/ http://www.flickr.com/photos/russellbernice/261188642/
45. Preface Principles and terms Important technologies/services Applications Problems Sources About this document Created in L ATEX using the beamer class, TeX Live, Emacs and gimp. All these programs run on OpenBSD. http://www.latex-project.org http://latex-beamer.sourceforge.net http://www.tug.org/texlive/ http://www.gnu.org/software/emacs http://www.gimp.org/ http://www.openbsd.org Published under the Creative Commons Attribution 3.0 License (*) http://creativecommons.org/licenses/by/3.0/ by Konrad F¨ orstner http://konrad.foerstner.org (*) Excepting the EMBL Logo Document version 1.0 2010/02/19