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Turning Big Data into Business
Applications: An introduction to R Shiny
@tanyacash21, @JoshuaWalker_
10/9/2013

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The Opportunity: Real-time Telecom Insights
50,000 transactions a day
18MM+ a year
2.2 Terabytes Disk Space
3 years of data and growing
Demographics
Advertising spend
Events
Social Media
Distribution
Device
Real-time Telecom Switching Data

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Data Flow and Architecture

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The Front End Framework
Web Application (Front End)
jQuery
AngularJS
d3.js
Twitter Bootstrap
Font Awesome
Javascript, HTML5, CSS3
Java Servlets API
(Service Layer)
1. Parse queries
2. Fetch data
3. Construct JSON
SQL Server /
Amazon
Redshift

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R is Gaining Major Visibility
http://r4stats.com/2013/03/19/r-2012-growth-exceeds-sas-all-time-total/

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Testable, Reproducible, Scalable
• Testable – RUnit package
• Reproducible – Commented scripts / multiple ways to ingest data (flat files,
Excel files, ODBC/JDBC, Rcurl)
• Scalable – doSNOW, doMPI, doMC, foreach packages

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Developers and Data Geeks Tend to Have
Mutually Exclusive Sets of Skills
Web Developers / Designers /
Engineers
Data Scientists / Analysts /
Researchers
!=

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Solution: Shiny!
+ =

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Shiny Features
• Easy to use – readily available widgets, no HTML/Javascript or jQuery
knowledge required
• Fast bidirectional communication using websockets
• Uses Twitter Bootstrap
• Reactive Programming Model

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Reactivity
Inputs on a web page Plots / Tables

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rCharts
Generates d3.js code

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googleVis

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Define HTML UI Instead of ui.R for Even
More Flexibility
index.html
ui.R:
<application-dir>
|-- www
|-- index.html
|-- server.R

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Interactive Shiny Workshop
Start up R!

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Demo of Full Shiny Applications

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New Method of Collaboration and Product
Development in Data-Centric Companies

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References
1. http://rcharts.io/
2. http://rcharts.io/gallery/
3. http://cran.r-project.org/web/packages/googleVis/index.html
4. http://cran.r-project.org/web/packages/websockets/index.html
5. http://rstudio.github.io/shiny/tutorial/#welcome
6. https://groups.google.com/forum/#!forum/shiny-discuss
7. http://r4stats.com/2013/03/19/r-2012-growth-exceeds-sas-all-time-total/
8. http://www.businessinsider.com/excel-partly-to-blame-for-trading-loss-2013-2