web science




          Erik Duval
     K.U.Leuven & ARIADNE
http://www.cs.kuleuven.be/~erikd

               1
2
if you fold a piece of paper 50
times, then how thick does it get?




               3
if you fold a piece of paper 50
times, then how thick does it get?


 about the distance to the sun...


               3
if you fold a piece of paper 50
times, then how thick does it get?


 about the distance to the sun...

          http://w...
> 2.000.000.000 images
Jan 2008:
  80.000.000 users
3.000.000.000 videos
>5000
  9
from scarcity to abundance




            10
from scarcity to abundance

                 a “better
                 problem”

                 paradox of
            ...
Do numbers matter?




        11
Do numbers matter?




   http://www.thelongtail.com/
                11
xavier ochoa
praktisch

• 1ste semester
 • algemeen paper
 • 3 specifieke
    papers
• 2de semester
 • analyse van een
    crawl
Questions?
 http://erikduval.wordpress.com/
http://www.cs.kuleuven.be/~erikd




    Thanks!
               22
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Web Science

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Web Science

  1. 1. web science Erik Duval K.U.Leuven & ARIADNE http://www.cs.kuleuven.be/~erikd 1
  2. 2. 2
  3. 3. if you fold a piece of paper 50 times, then how thick does it get? 3
  4. 4. if you fold a piece of paper 50 times, then how thick does it get? about the distance to the sun... 3
  5. 5. if you fold a piece of paper 50 times, then how thick does it get? about the distance to the sun... http://www.worldpopulationbalance.org/pop/stats.php 3
  6. 6. > 2.000.000.000 images
  7. 7. Jan 2008: 80.000.000 users 3.000.000.000 videos
  8. 8. >5000 9
  9. 9. from scarcity to abundance 10
  10. 10. from scarcity to abundance a “better problem” paradox of choice 10
  11. 11. Do numbers matter? 11
  12. 12. Do numbers matter? http://www.thelongtail.com/ 11
  13. 13. xavier ochoa
  14. 14. praktisch • 1ste semester • algemeen paper • 3 specifieke papers • 2de semester • analyse van een crawl
  15. 15. Questions? http://erikduval.wordpress.com/ http://www.cs.kuleuven.be/~erikd Thanks! 22

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