Intro to visualization

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Transcript of Intro to visualization

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Visualizations and Tableau

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My source

Jones, B. (2014). Communicating data with tableau. Sebastopol, CA: O'Reilly.

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Data pyramid

Image via visualisingadvocacy.org/blog/disinformation-visualization-how-lie-datavis

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Principles of communicating data• Know your goal

Who?

Why?

GOAL

What?

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Principles of communicating data• Use the right data, and know your data

Image via http://www.multiplexcomic.com/strip/801

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Principles of communicating data• Use the best

visualizations• What is the best way

to encode your data for understanding?

Category 1

Category 2

Category 3

Category 4

0246

Chart Title

Series 1 Series 2 Series 3

Sales

1st Qtr 2nd Qtr 3rd Qtr 4th QtrImage via Computing for sustainability/

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Principles of communicating data• Design for aesthetics

https://public.tableau.com/views/Oktoberfest/English?:embed=y&:loadOrderID=0&:display_count=yes&:showTabs=y

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Principles of communicating data• Design for aesthetics

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Principles of communicating data• Choose an effective

medium/channel OR use the medium/channel that you have most effectively

• Use shading or color gradation for interactive vizzes• Don’t build super

busy dashboards designed for mobile devices• Add filtering

capabilities for greater depth

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Principles of communicating data• Check the results

Image via http://viz.wtf/post/59439335703/well-that-clears-things-right-up-s

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????

Image from http://viz.wtf/post/134344924614/always-from-the-west

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What about that metadata?• Jay Z Top 25

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What about that metadata?

Image via http://www.svds.com/rockandroll/#themoodyblues

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Tableau Public

• https://public.tableau.com/s/

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How to…• Open Tableau Public software• Connect to data—a file (Excel, Access, etc), a

server or other saved data source• Choose tables/worksheets that you want to

visualize• Open Tableau worksheet, drag and drop elements

to reveal your story

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