Download - Data Viz Barcamp, Amsterdam
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Data Visualization BarCamp7 May 2011, Mediamatic, Amsterdam
Goals & Collaboration: Why are we here?
Dan Brickley <[email protected]>
Saturday, 7 May 2011
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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
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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 learn
Saturday, 7 May 2011
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Saturday, 7 May 2011
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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
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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
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Quick quiz
Saturday, 7 May 2011
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gapminder.orgSaturday, 7 May 2011
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Who knew these are available to all in Google spreadsheets?
Saturday, 7 May 2011
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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 libraries
Saturday, 7 May 2011
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A quick look at WebGL
Saturday, 7 May 2011
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Saturday, 7 May 2011
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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
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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
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Not just that LinkedIn make these great maps...
...but that gephi.org is free for anyone to try the sameSaturday, 7 May 2011
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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
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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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Saturday, 7 May 2011