Slide 1 | STYLIGHT | Proud to bleed purple | @lc0d3r and @stylight_eng

Introduction to data visualization with R. Use-cases from a real life

sergii.khomenko@stylight.com, @lc0d3r

DATA VISUALIZATION WITH R

AGENDA

Slide 2 | STYLIGHT | Proud to bleed purple | @lc0d3r and @stylight_eng

1. Twitter word cloud

2. User activity: The story of your data

3. Foursquare: Places visited

POPULARITY OF R

Slide 4 | STYLIGHT | Proud to bleed purple | @lc0d3r and @stylight_eng

POPULARITY OF R

257

184

140

139

121

83

73

59

45

35

4

70

7

0 50 100 150 200 250 300

R

SQL

Python

Java

SAS

MATLAB

C/C++

Unix shell/awk/gawk/sed

Perl

Hadoop/Pig/Hive

Lisp

Other

None

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SMM DATA FROM TWITTER

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TWITTER WORD CLOUD Fancy word cloud or inspiration for community?

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FIXING TWITTER OAUTH

• TwitteR

• Error in twInterfaceObj$doAPICall(paste("users", "show", sep = "/"), params = params, : OAuth authentication is required with Twitter's API v1.1

Slide 8 | STYLIGHT | Proud to bleed purple | @lc0d3r and @stylight_eng

WORD CLOUD

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TWITTER FOLLOWER MAP

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USER ACTIVITY: THE STORY OF YOUR DATA

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RMYSQL

• RMySQL

• RMySQL binary

• MySQL C Connector

• libmysql.dll into MySQL bin folder

• Sys.setenv(MYSQL_HOME="c:\\Program Files\\MySQL\\MySQL Server 5.5")

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BUT WE HAVE ONLY IP

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FIRST MAP

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MAKE IT MOVING

• ImageMagic

• MPG - convert -quality 100 -delay 100 *.png stylight-signups.mpg

• GIF - convert -quality 100 -delay 100 *.png -loop 0 stylight-signups.gif

• library(animation)

saveGIF({ for (i in 1:10) plot(runif(10), ylim = 0:1) })

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ANIMATE IT!

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FOURSQUARE: PLACES VISITED

length(table(foursquareData$country)) [1] 8 > table(foursquareData$country) France Germany Monaco Montenegro Russia Switzerland 9 449 2 18 15 3 The Netherlands Ukraine 3 138

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RGOOGLEMAPS

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RGOOGLEMAPS

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THANKS FOR YOUR ATTENTION! Questions?

Sergii Khomenko Data Scientist STYLIGHT GmbH sergii.khomenko@stylight.com @lc0d3r http://www.stylight.com Nymphenburger Straße 86 80636 Munich, Germany

Slide 21 | STYLIGHT | Proud to bleed purple | @lc0d3r and @stylight_eng

REFERENCE LIST

• Thoughts in plain text http://lc0.github.io/

• Stack Overflow Tag Trends http://hewgill.com/~greg/stackoverflow/stack_overflow/tags/#!r+sas+data+visualization

• KDnuggets: Top Languages for analytics, data mining, data science http://www.kdnuggets.com/2013/08/languages-for-analytics-data-mining-data-science.html