F I N D A N D U N D E R S TA N D D ATA

Dec 3, 2012Data Scientist Seminar Series

Visualizations & Storytelling

Founder and CEO

HjalmarGislason

Twitter: @datamarketSlides: http://blog.datamarket.com/

‣ Background and philosophy

‣ Visualization types

‣ Tools and technology

‣ Storytelling - by example

TOPICS

drive our worldNUMBERS

Finding and publishingnumerical data is

HARD

for numbersGOOGLE

Wasn’t this supposed to be about

VISUALIZATION?

109 columnsx

340 lines=

37.060 cells

One-off projectsvs. a

generic solution

200,000,000More than

time series

45.000+data sets

822 years1279 - 2100

PHILOSOPHY1. Master the best-known chart types first.

2. Play on them IF needed to communicate your message.

3. If you’re inventing a new visualization type from scratch, you’re doing it wrong!

4. Simplicity is the ultimate sophistication.

Infograph vs Data vis

It’s a question of purpose!

Basic type Variations

Tables 2

Line charts 4

Bar and column charts 8

Scatter / bubble charts 2

Maps 1

DM’s Core Chart Types

Basic Table

Line charts

Relative Line Charts

Stacked Area Chart

100% Stacked Area chart

Bar Chart

Clustered Bar Chart

Stacked Bar Chart

100% Stacked Bar Chart

Column Chart

Stacked Column Chart

100% Stacked Col. Chart

Current Values & Change

Pie Chart (Good)

Pie Chart (Bad)

Better than Pie Chart...

Brand recognition

Brand image

Scatter / Bubble

Choropleth Map

TOOL for the TASK

TOOLSOne-off charts

Tableau DataGraph RSee also RStudio

TOOLSVideos & custom high-res graphics

Processing

TOOLSCharts for the Web

HighCharts gRaphaël

TOOLSSpecial Development Requirements

Raphaël Protovis D3

STORYTELLING

http://vis.stanford.edu/files/2010-Narrative-InfoVis.pdf

‣ Background and philosophy

‣ Visualization types

‣ Tools and technology

‣ Storytelling - by example

TOPICS

F I N D A N D U N D E R S TA N D D ATA

Twitter: @datamarket · Facebook: DataMarket · E-mail: hg@datamarket.com

Hjalmar Gislason, founder & CEO