ISOM Final

  1. Meme map of web 2.0
    • The web as platform
    • Services not packages
    • Perpetual Beta
    • decentralization
    • collaboration
    • user generated content
  2. adaptive path
    • Remixability
    • emergent system
    • co-creation
    • decentralization
  3. Principles of wikinomics
    • peering
    • sharing
    • openness
  4. Taxonomy vs. folksonomy
    • Defined vocabulary vs Personal vocabulary
    • Meaning per the author vs Meaning to the reader

    • Top‐down vs Bottom‐up
    • Central control vs Democratic creation

    • Restrictive vs Expansive
    • Navigation vs Discovery
    • Accurate vs Good enough

    • Structure vs Messy
    • Not emergent vs Emergent by nature
    • Solid foundation vs Slow to emerge

    Efficiency vs Difficult Findability

    Resource intensive vs Relativelyinexpensive
  5. Advantages and disadvantages of folksonomy
    • Advantages 

    •          Simple to learn
    •          Easy to tag any
    •          Relevance

    •          Lower cost of categorization
    •          Open ended


    •          Errors – misspellings, single words or bad compounds, singleuse or idiosyncratic use
    •          Issues of scale – popular tags already showing a million hits
    •                                Polysemy
    •                                Synonyms
    •                                Plural vs Singular
    •                                Acronyms
    •          No structure, no conceptual relationships
    •                                imprecise, ambiguous

    •          Limited applicability – non‐technical or nonspecialist domains
    •          Most people can’t tag very well – learned skill
  6. Know what is egalitarian
  7. Differences between social media and traditional media
    • Passive audience  vs  Active audience

    One to many  vs  Many-to-many

    • Require resources to broadcast  vs  Inexpensive and accessible tool
    • Requires specialized skills and training  vs  Anyone can operate the means of production
  8. Ingredients of social media
    • participation
    • democratization

    • community
    • connectedness

  9. The various types of intelligence from user generated content (implicit, explicit and derived intelligence)
  10. Blogosphere, mainstream media vs blog, permalink
  11. twitter
    • Advantage 

    • Provide real time information
    • Real‐time global bullhorn
    • Government officials communicate and share

    The Power of Simplicity

    Hash Tags
  12. Is blog dead?
  13. Know the subject matter of the blogs/magazine:,,,
  14. Six degrees of separation
    • Everyone or everything is six of fewer steps away from any other person in the world. So that a chain of " a friend of a friend" statements can be made to connect any two people in a maximum of six steps.
  15. online social network vs. offline network
    • offline : multiple groups of friends with whom we havedifferent relationship

    online : A bucket of friends
  16. know what Dunbar number means
    • Human beings can hold onlyabout 150 meaningfulrelationships in their heads.

    Informally, it is the number ofpeople you wouldn’t feelembarrassed about joining ifyou happened to find them at the bar of an airport transitlounge at 3am
  17. Strength of relationship
    • Strength depends on

    • amount of time
    • reciprocity (mutuality of services)

    • emotional intensity
    • intimacy (mutual confiding)

    • Strong Ties : family
    • weak Ties : Real value of collaboration
  18. What is wiki
    • style of website consisting of a simple syntaxused to compose and edit pages by multiple people who hasno programming skills

    use simple formatting rules‐‐like word processing
  19. benefits of it
    • can share ideas and collaborate
    • can interact and use easily
    • nothing is ever lost

    changes can be tracked and who

    • Relies on cooperation, checks and balances               
    •               belief in sharing of ideas
    • focus on communityagreement rather than on personal views

    information management, filter spam*,disseminating the 'voice‘
  20. comparison of wiki with blog
    • No one owns content  vs  A person owns their post
    • Anyone can edit other people’s work  vs  Only author can edit their own work

    • No specific organization (hyperlinks)  vs  Organized in reverse chron. order
    • Perpetual work in progress  vs  Posts are permanent

    Good for collaborative group work  vs  Good for disseminating info/startinga dialogue
  21. Know about Wikipedia
  22. its core rules
    • Neutral Point of View
    • Verifiability
    • No Original Research
  23. its winning formula
    • equipotentiality
    • probabilistic, parallelised

    • granular
    • shared ownership

  24. The spectrum of lightweight collaboration to heavyweight collaboration
  25. Comparison of software in terms of freedom to modify, free of charge etc. (table 2.1 of open source lecture)
  26. Well known open source software LAMP
    • Linux – Operating System
    • Apache –Web Server software
    • MySQL – MySQL database
    • PHP – PHP, Pearl, Python
  27. The Cathedral vs the Bazaar
    • Hierarchical  vs  Decentralized
    • Top Down  vs  Bottom up

    • Formal  vs  Informal
    • Closed  vs  Open
  28. Copyleft and how it applied to software (figure 2.1of open source lecture)
  29. The similarity between Wikipedia and open source (also the emergent system characteristics)
    • encouraging communalinvolvement
    • other could pick up the effort

    Publish then Filter

    • more ppl, less bugs
    • Product incrementally better
  30. Open courseware
    • free and openeducational resource for faculty, students, and selflearnersthroughout the world

    • not a distance‐learning initiative
    • can complement a distance‐learning initiative
    • high‐quality learning materials
    • for taking and fortransformation
  31. What are Mashups and it purpose
    • implies easy, fast integration
    • frequently using open Application ProgrammingInterfaces (APIs*) and data sources to produce resultsthat were not the original reason for producing the rawsource data


    • Content can be repurposed and remixed
    • Combine data from multiple sources into a single unifiedview
    • Enrich raw data with new information

    • Provides information in a useful way that was not possibleor intended before
    • Allow information to be viewed from different perspectives

    Only Mashups createssomething new from theexisting information
Card Set
ISOM Final