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Web 2.0 Taly Sharon

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1 www.sharon-it.com1 Web 2.0 Taly Sharon www.sharon-it.com taly@sharon-it.com

2 www.sharon-it.com2 Agenda What is Web 2.0? Motivation: The Long Tail Some 2.0 services examples Web 2.0 definition and features Web 2.0 and Web 3.0

3 www.sharon-it.com3 Web 2.0 is not a Protocol It is not directly related to Internet 2. Web 2.0 is a name given to a trend !

4 www.sharon-it.com4 Web 2.0 is the Writable Web

5 www.sharon-it.com5 The Long Tail

6 www.sharon-it.com6 Web 2.0 Definition Web 2.0 generally refers to a second generation of services available on the World Wide Web that lets people collaborate and share information online. Web 2.0, Wikipedia http://en.wikipedia.org/wiki/Web_2.0

7 www.sharon-it.com7 Web 2.0 Attributes Writeability Tagging Social Web User Centered Free (ad-based)

8 www.sharon-it.com8 Writability Put your thoughts (blog) Put bookmarks, photos, documents… Put your desktop online

9 www.sharon-it.com9 Tagging

10 www.sharon-it.com10 Tag and Share TagShare

11 www.sharon-it.com11 Tag Clouds Technorati’s Hot Tags

12 www.sharon-it.com12 Del.icio.us

13 www.sharon-it.com13 Del.icio.us

14 www.sharon-it.com14 Social Web Harnessing collective knowledge Accessible information Accessible knowledge Accessible information Accessible Opinions Rating!

15 www.sharon-it.com15 Social Web – Wisdom of Crowds (1)diversity of opinion (2)independence of members from one another (3)decentralization and (4)a good method for aggregating opinions Show: Digg amazon.com Yahoo! MoviesDiggamazon.comYahoo! Movies

16 www.sharon-it.com16 Social Networks

17 www.sharon-it.com17 User Centered Richer user experience Visual Interactive pages Dynamic Basically Free (ad-based) APIs and Open source

18 www.sharon-it.com18 Ajax Asynchronous JavaScript and XML

19 www.sharon-it.com19 Example Ajax Applications Google Maps/Local (Yahoo, A9) Housing Maps Google Suggest Windows live Yahoo! Instant Search GMail, Google Calendar… Wall Street Journal And many more..

20 www.sharon-it.com20 Google Suggest As you type – you get query suggestions and number of results per query. labs.google.com/suggest

21 www.sharon-it.com21 AlltheWeb LiveSearch Yahoo’s AlltheWeb now has a new Livesearch feature. Livesearch It takes the Google Suggest approach a step further.Google Suggest You will instantly see the results to the right side. http://livesearch.alltheweb.com/?ek=1

22 www.sharon-it.com22 Ajax Pros/Cons Pros –Interactivity! Cons –It might easily break the expected behavior of the browser's back button –Difficult for a user to bookmark a particular state of the application –Users might experience delay in the interface of the web application –It requires users to have JavaScript (or ActiveX) enabled in their browsers –A challenge for developers interested in adhering to WAI accessibility guidelines.

23 www.sharon-it.com23 Web 2.0? http://www.oreillynet.com/pub/a/oreilly/tim/news/2005/09/30/wh at-is-web-20.html

24 www.sharon-it.com24 Blogs

25 www.sharon-it.com25 What is a Blog A blog (Weblog) is a web-based publication consisting primarily of periodic articles, most often in reverse chronological order.

26 www.sharon-it.com26 Blogs and Search Engines Regular Search Engines average indexing delay is as high as 6-8 weeks. Regular Search Engines promote blogs in results, but not efficiently. Therefore, use Blog search engines to find: –Breaking news –Most recent information Blog search is typically sorted by date but with popularity sort option.

27 www.sharon-it.com27 Blog Search Engines Technorati.com www.technorati.com/www.technorati.com/ BlogLines www.bloglines.com/www.bloglines.com/ BlogDigger blogdigger.com/blogdigger.com/ Blogdex.net blogdex.net/search.aspblogdex.net/search.asp IceRocket.com www.icerocket.comwww.icerocket.com Google BlogSearch blogsearch.google.comblogsearch.google.com Clusty blogs.clusty.comblogs.clusty.com Sphere www.sphere.comwww.sphere.com

28 www.sharon-it.com28 Technorati The best one around Many options: –All words, exact phrase, at least one, not –Search all blogs, by topic, by URL –Search by Tags –Blog find –Popular

29 www.sharon-it.com29 Organizational Blogs Customer relations Marketing purposes Sharing knowledge Testing new ideas Internal communication

30 www.sharon-it.com30 Wikis

31 www.sharon-it.com31 What makes a Wiki Collaborative Writing Easy editing and changing (wiki=quickly) Monitoring changes –History –Revert option Searching utility Problems: Spam, Vandalism

32 www.sharon-it.com32 Easy Editing and Changing

33 www.sharon-it.com33 Monitoring Changes

34 www.sharon-it.com34 Spam Prevention Restricting the use of certain words or phrases, using word lists or regular expressions. Blocking access based on excessive activity.

35 www.sharon-it.com35 Vandalism Studies from IBM claim that most vandalism to Wikipedia is removed in 5 minutes or less. In some cases it takes longer, as in the John Seigenthaler Sr. Wikipedia biography controversy.John Seigenthaler Sr. Wikipedia biography controversy In some cases, user accounts or IP addresses are banned from editing certain wikis, and certain pages may be 'locked', to prevent further vandalism. http://researchweb.watson.ibm.com/history/results.htm

36 www.sharon-it.com36 ויקיפדיה בעברית http://he.wikipedia.org

37 www.sharon-it.com37 ויקיפדיה בעברית משתמשת ב-MediaWiki www.mediawiki.orgwww.mediawiki.org –כמו כן רבות אחרות מופעלת על ידי מתנדבים ותורמים כ-37,000 ערכים כ-3,000 עדכונים ביום כ-10 ערכים נעולים

38 www.sharon-it.com38 Organizational Wikis Platform for: –Procedures –Documentation Major issue: Permissions

39 www.sharon-it.com39 עוסנט – שרותי הרווחה

40 www.sharon-it.com40 Enterprise Wiki? Motorola is using TWiki Intel –Used for technical encyclopedia –Implemented using MediaWiki, integrated with Google Search –Launched March 2006 (preceded by pilot) –Supporting user training program –Over 3,000 article –10% active users (edited more than 2 pages) –Problems: information security/need for a better permission mechanism

41 www.sharon-it.com41 Blog vs. Wiki Blog Personal expression Ordered by dates Older posts not changed Have comments/ talkbacks by viewers Wiki Collaborative contribution Ordered by topics Constant update Have updates/additions by viewers and comments http://betsysblog.blogspot.com/2005_03_01_betsysblog_ archive.htmlhttp://betsysblog.blogspot.com/2005_03_01_betsysblog_ archive.html http://www.samizdata.net/blog/glossary_archives/006470.htmlhttp://www.samizdata.net/blog/glossary_archives/006470.html * usually

42 www.sharon-it.com42 References Wiki (Wikipedia) http://en.wikipedia.org/wiki/Wiki http://en.wikipedia.org/wiki/Wiki What makes an enterprise wiki? (CMS Watch) http://www.cmswatch.com/Feature/145-Wikis-in-the- enterprise?source=RSS http://www.cmswatch.com/Feature/145-Wikis-in-the- enterprise?source=RSS Wiki software http://en.wikipedia.org/wiki/Wiki_softwarehttp://en.wikipedia.org/wiki/Wiki_software List of wiki software http://en.wikipedia.org/wiki/List_of_wiki_software http://en.wikipedia.org/wiki/List_of_wiki_software Comparison of wiki software http://en.wikipedia.org/wiki/Comparison_of_wiki_software http://en.wikipedia.org/wiki/Comparison_of_wiki_software TWiki – an Enterprise Collaboration Platform http://www.twiki.org, http://www.i-zm.info/data/article.phtml?c_id=5&id=850http://www.twiki.org http://www.i-zm.info/data/article.phtml?c_id=5&id=850 Heb Wikis and Tools http://chiqchaq.sourceforge.net, http://sourceforge.net/projects/chiqchaq, http://mirror.isoc.org.il/fr_content.htmlhttp://chiqchaq.sourceforge.net http://sourceforge.net/projects/chiqchaq http://mirror.isoc.org.il/fr_content.html

43 www.sharon-it.com43 References http://web2.wsj2.com/ The Long Tail (Wired) http://www.wired.com/wired/archive/12.10/tail.html http://www.wired.com/wired/archive/12.10/tail.html The Long Tail (Wikipedia) http://en.wikipedia.org/wiki/The_Long_Tail http://en.wikipedia.org/wiki/The_Long_Tail Ajax (Wikipedia) http://en.wikipedia.org/wiki/AJAXhttp://en.wikipedia.org/wiki/AJAX Gartner http://biz.yahoo.com/bw/060516/20060516005941.html ?.v=1 http://biz.yahoo.com/bw/060516/20060516005941.html ?.v=1 Microsoft plans to map the world in real-time http://www.technologyreview.com/read_article.aspx?id= 16781&ch=infotech%20&ch=infotech http://www.technologyreview.com/read_article.aspx?id= 16781&ch=infotech%20&ch=infotech

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