Data Viz Barcamp, Amsterdam

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Ugly slides, but I mean well!

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Data Viz Barcamp, Amsterdam

  1. 1. Data Visualization BarCamp 7 May 2011, Mediamatic, Amsterdam Goals & Collaboration: Why are we here? Dan Brickley <danbri@danbri.org>Saturday, 7 May 2011
  2. 2. Skill swap... • some of us are good with numbers and data • some are good with visuals and interaction • some of us with software or hardware • there’s always more to learn The Web is evolving fast, and now is a great time to share what we know...Saturday, 7 May 2011
  3. 3. me • These slides prove I’m not a visuals guy • Background in Web data standards (W3C) • Before that, educational technology • Here from mixed feelings: so much is becoming possible, so much still to learnSaturday, 7 May 2011
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  5. 5. More proof • Back in late ‘90s PCs and browsers were slow • Open data was hard to find online • Limited options for interactivity and ‘sharing’ • Building blocks were quite primitive So much has changed even in last 3 years...Saturday, 7 May 2011
  6. 6. Web today: 3 trends • Zero-installation browser-based apps • New browser support for 2D & 3D graphics • Open data, big data, social data, linked data...Saturday, 7 May 2011
  7. 7. Quick quizSaturday, 7 May 2011
  8. 8. gapminder.orgSaturday, 7 May 2011
  9. 9. Who knew these are available to all in Google spreadsheets?Saturday, 7 May 2011
  10. 10. Raw Materials • modern browers can control your 3d card • they can ask you where you are (and facing) • play & process video, including from camera(s) • negotiate access to Web-hosted data • make use of 1000s of free software librariesSaturday, 7 May 2011
  11. 11. A quick look at WebGLSaturday, 7 May 2011
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  15. 15. The data story • It’s not just that your Web browser can make spinny shiny 3D skeletons • ...but that it has access to all public medical resources in the world • Not that it can make a 3D Twitter globe; but that Twitter ‘who follows who’ fits on a data stick. • And that you can rent 100 servers at Amazon EC2 to process it, bought as easily as a book.Saturday, 7 May 2011
  16. 16. Big data, little data • 6.5G: 1.47 ‘follows’ links from 41.7 million Twitter users (via an.kaist.ac.kr) • 2.6G: English Wikipedia (2007 snapshot) • Data access standards maturing (long list of acronyms go here) • From e-Gov to Twitter, museums to maps, vast datasets are now available and increasingly interlinked...Saturday, 7 May 2011
  17. 17. Not just that LinkedIn make these great maps... ...but that gephi.org is free for anyone to try the sameSaturday, 7 May 2011
  18. 18. Contributing • Just knowing that “Motion charts” are there in Google Spreadsheets • Or about progress with WebGL + Javascript 3D • Or how to access data from various sites • Or that Gephi is the tool LinkedIn maps used ...can give us basics for collaboration and exploration (here today if you want to hack and try things, or later...)Saturday, 7 May 2011
  19. 19. Collaborating • Looking for lightning talks, hands-on demos • ‘Things that worked’ / ‘things that didn’t’ • Breakout groups - make use of the space • Hack, chat, collaborate or listen • If you figure something out later, please share what you learned in the Web...Saturday, 7 May 2011
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