data visualisation big datas best friend
DESCRIPTION
This was a session I did for a reatil event hosted by Javelin consulting (http://www.javelingroup.com/)TRANSCRIPT
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Data Visualisation: Big Data’s Best Friend
Andy Cotgreave (@acotgreave)Social Content ManagerTableau
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Data Visualisation: Big Data’s Best Friend
Andy Cotgreave (@acotgreave)Visual Analytics Trainer, Tableau
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Our agenda
HistoryScience
Design
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1. Data visualisation isn’t new
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Data visualisation is not new.
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2. What is the value of data visualisation?
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Consider these numbers…
Property Value
Mean of x 9
Variance of x 11
Mean of y 7.5 (to 2 dp)
Variance of y 4.122 (to 3 dp)
Correlation 0.816 (3dp)
Linear regression y=3+.5x (3dp)
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Consider these numbers…
BlueOrang
e
Green Red
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3. Don’t fool your eyes!
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The human visual system
Eye Brain
From the Texas School for the Blind and Visually Impaired
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Change blindness
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The answer…
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Grey screen: explain importance of Change Blindness
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http://www.informationisbeautiful.net/visualizations/colours-in-cultures/
What colour do Asians associate
with Purity?
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4. Exploit the strengths of your visual system
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From the Texas School for the Blind and Visually Impaired
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5. Engage with value not candy
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http://graphics-info.blogspot.hk/2012/09/malofiej-20-look-at-our-participation.html (Simon Scarr)
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6. What’s your message?
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http://graphics-info.blogspot.hk/2012/09/malofiej-20-look-at-our-participation.html
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http://graphics-info.blogspot.hk/2012/09/malofiej-20-look-at-our-participation.html
Iraq: Deaths on the decline
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Let’s see all of this in action
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Data Visualisation: Big Data’s Best Friend