This presentation is prepared for Big Data Analytics Summer School at Havelsan.

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Betül ALTAY
Senior Software Engineer
Artificial Intelligence and Big Data Team
June, 2018
Data Visualization
Image retrieved from http://blogs.vishwak.com/how-tableau-can-help-in-
insurance-analytics-and-data-visualization/

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Ask Terms If You Don’t Know!
Retrieved from http://worldartsme.com/thinking-smiley-face-
clipart.html#gal_post_8992_thinking-smiley-face-clipart-1.jpg

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What you expect for this presentation?
Retrieved from https://maelaelsa.wordpress.com/2012/04/22/

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Napoleon's March to Moscow: The War of 1812
Starting with a convention
Retrieved from https://sites.psu.edu/julieludeman/2016/02/22/edward-
tufte-the-da-vinci-of-data
/
“A good sketch is better than a speech.”
Napoleon Bonaparte
 Size of army
 Geographical
coordinates
 Travelling direction
 Location of army on
certain dates
 Temperatures

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Explore
What is used for?
Retrieved from http://www.hrandu.com/news/how-many-geeks-does-it-
take-to-change-a-light-bulb/ and https://zhuanlan.zhihu.com/p/29100262
Communicate

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What we want?
See hidden data in a context
Make comparison
Make prediction
Understand trends and patterns
Detect anomalies such as gaps, outliers
Exploration by Data Visualization
Retrieved from http://www.hrandu.com/news/how-many-geeks-does-it-
take-to-change-a-light-bulb/
Where we want to achieve?
 Analyse and discover
 Evaluate and decide
 Decision Support Systems
 Business Intelligence Tools
 Intelligence Tools
 Crime Analytic Software

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Express
Explain
Present
Inspire
Remember
Communication by Data Visualization
Retrieved from https://zhuanlan.zhihu.com/p/29100262

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vs.
Example: Ansombe Quartet
Retrieved from https://www.slideshare.net/janwillemtulp/data-
visualization-5724069/16-Shape

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vs.
Example: How Many 3’s?
Retrieved from https://www.slideshare.net/janwillemtulp/data-
visualization-5724069/16-Shape

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Visualization
Types

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0
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2
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Category 1 Category 2 Category 3 Category 4
Series 1 Series 2 Series 3
Retrieved from
https://zhuanlan.zhihu.com/p/21897086?from_voters_page=true
A
1
2
3
4

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1) Graphs

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Graphs = Nodes + Edges
Retrieved from
https://vtechworks.lib.vt.edu/bitstream/handle/10919/73739/CMT_Final_P
resentation.pdf?sequence=14&isAllowed=y

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Graphs = Nodes + Edges
Retrieved from https://www.shmoop.com/computer-
science/graphs/trees.html

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Word Graphs
Retrieved from http://huzzah.edublogs.org/2008/10/25/whats-in-a-wordle/

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2) Charts

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Charts
Retrieved from https://dataplay.us/blogs/Selecting-the-right-chart-for-your-
data

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3) Maps

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Geographical Maps
Retrieved from http://amsterjob.com/google-maps-of-usa/

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SVG Maps
Retrieved from http://www.socialtwostep.com/data-is-beautiful-7-data-
visualization-tools-for-digital-marketers/

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Brain Storming

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• Personalized Insurance
• Insurance companies can provide personalized plans tailored to
their needs and risks
• Personalized policies can reduce costs & the companies gain
competitive advantage
Which Visualization Type(s) Should Be Used?
Retrieved from https://www.registria.com/wp-content/uploads/2016/10/

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• Retail/Ticketing Systems
• Recommendation engines can provide up-sell and/or cross-sell
options
• Pricing analysis can be used to serve real-time custom pricing
options
• Campain management
Which Visualization Type(s) Should Be Used?
Retrieved from https://www.titrespresse.com/34016351612/acia-herbicide-
glyphosate-decele-produits-alimentaires-testes

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• Smart City Systems
• Transportation planning (underground, bus, etc.)
• Waste management
• Incident management
• Public safety (video/behavioral analytics, etc.)
Which Visualization Type(s) Should Be Used?
Retrieved from https://event-driven.com/about-us/

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• Predictive Maintenance
• Railways, Airways
• Logistic support analysis
Which Visualization Type(s) Should Be Used?
Retrieved from https://en.wikipedia.org/wiki/Vibration
and iStockPhoto

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• Business Intelligence
• KPI reporting, Dashboards
• Exploratory data analysis for Enterprises
Which Visualization Type(s) Should Be Used?
Retrieved from iStockPhoto

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• Fraud Detection
• Customs
• Investigative case management
Which Visualization Type(s) Should Be Used?
Retrieved from https://en.wikipedia.org/wiki/Network_theory and
iStockPhoto

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Data Differentiation
Techniques

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Color/Lightness
Retrieved from https://www.slideshare.net/janwillemtulp/data-
visualization-5724069/16-Shape

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Size
Retrieved from
http://mandegar.info/?l=Power+BI+Says+Hi+to+3D+Maps++RADACAD

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Symbols
Retrieved from http://cvfree.pro/flow-map-template

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Shape
Retrieved from http://www.sthda.com/english/wiki/ggplot2-scatter-plots-
quick-start-guide-r-software-and-data-visualization

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Location
Retrieved from
http://mandegar.info/?l=Power+BI+Says+Hi+to+3D+Maps++RADACAD and
https://blog.csdn.net/u013515273/article/details/77504571

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Time
Retrieved from https://medium.com/@EvanSinar/use-animation-to-
supercharge-data-visualization-cd905a882ad4

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Let’s Imagine
an Example

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Example: Sales Table
Source: Tableau

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How many products were sold in each category?
Example: Sales Table
Source: Tableau

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How many products were sold in each sub-category of each
category?
Example: Sales Table
Source: Tableau

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Comparison of amount of sales in each sub-category of each
category?
Example: Sales Table
Source: Tableau

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Comparison of amount of sales and profits of products in
each sub-category of each category?
Example: Sales Table
Source: Tableau

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Conjuntion of Techniques
Source: Tableau
• Color/Lightness
• Size
• Symbols
• Shape
• Location
• Time

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Bad Visualization
Examples

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Bad Data Visualization Examples
Retrieved from Boris Thorbecke, Product Storytelling and Data Visualization
Presentation

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Retrieved from Boris Thorbecke, Product Storytelling and Data Visualization
Presentation

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Retrieved from Boris Thorbecke, Product Storytelling and Data Visualization
Presentation

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Retrieved from Boris Thorbecke, Product Storytelling and Data Visualization
Presentation

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Retrieved from Boris Thorbecke, Product Storytelling and Data Visualization
Presentation

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Retrieved from Boris Thorbecke, Product Storytelling and Data Visualization
Presentation

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Retrieved from Boris Thorbecke, Product Storytelling and Data Visualization
Presentation

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Retrieved from Boris Thorbecke, Product Storytelling and Data Visualization
Presentation

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Retrieved from Boris Thorbecke, Product Storytelling and Data Visualization
Presentation

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If you have to show lots of data…
Retrieved from Boris Thorbecke, Product Storytelling and Data Visualization
Presentation
…focus something!

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Visualization
Tools

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• Overview
• Zoom
• Filter
• Sort
• Compare
• Find anomalies & outliers
• Characterize trends & distributions
• …
Visualization is not Enough; Interaction is Needed!

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BI Tools
Retrieved from https://tr.pinterest.com/pin/477381629236050350/

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“Lie factor”
Retrieved from
https://zygmuntmakolumne.wordpress.com/category/komunikacja/page/35
/

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UI/UX
Concepts

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User Interface/User Experience
Retrieved from http://www.blog.asepmaulanaismail.com/2015/

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UI/UX
Retrieved from http://ecza.solinf.co/ui-vs-ux/

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UI/UX
Retrieved from https://medium.com/lean-startup-circle/ui-vs-ux-
a7666b4ea53e

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UI/UX
Retrieved from https://www.ekito.fr/people/ui-ux-mobile-applications/

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Step1: Creating Product Strategy
Retrieved from https://lh3.googleusercontent.com/gbyB6ij36wG-
V_yOeK8Lfu8O3CZ5BKd5jZKARgB6EtUMg9L9OeFqvSkbzbZeHzv3keuc=s114
Customer Analysis
Competitor Analysis

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User Persona
Retrieved from https://uxpressia.com/blog/user-persona-vs-buyer-persona-
difference

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User Story
Retrieved from https://www.scrumwithstyle.com/courses/effective-user-
stories/

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Step 2: Prototyping
Retrieved from http://rightmoveconsultants.com/content-development/
Content Development
Sketchs/Mockups
Minimum Viable Product
MVP

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Step 3: Testing & Improving
Retrieved from https://www.optimizely.com/optimization-glossary/ab-
testing/ and https://medium.theuxblog.com/user-testing-v-s-usability-
testing-c3a9edd04612

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Let’s do it!

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Hands-on1
Retrieved from https://www.tableau.com/learn/tutorials/on-
demand/getting-
started?product=tableau_desktop&version=10_0&topic=getting_started

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sold product count in markets
per category of segments
Hands-on2
Retrieved from https://www.tableau.com/learn/tutorials/on-
demand/getting-
started?product=tableau_desktop&version=10_0&topic=getting_started

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Average Sales per Month
Hands-on3
Retrieved from https://www.tableau.com/learn/tutorials/on-
demand/getting-
started?product=tableau_desktop&version=10_0&topic=getting_started

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Extra: A Simplest so Nicest Example
Retrieved from https://www.invisionapp.com/blog/the-periodic-table-of-
design/

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