big data trends in the google era application to greek politics business and environmental...

Big Data Trends

in the Google Era

Application to Greek

Politics

Business and Environmental Technology LabEnvironmental Engineering Department, Democritus University of

Thrace

Amaryllis Mavragani &

Konstantinos Tsagarakis

Big

Data

Large volumes (growing exponentially)

Wide range of data sets

High processing speed

Google

Tools

Google Trends

Google Correlate

Keyword Planner

Google

Tools Are these tools

credible enough for academic research?

The answer seems to be positive

Google

Tools

Many published papers using Google Trends

Scientific fields include:

Economics and Finance

Medicine Behavior Social Sciences

Aim

s &

Sco

pe

We use these Google Tools to look into specific terms in greek politics

Google

Tr

ends

Keyword searchSelect time periodSelect location (Country/Worldwide)

Outputs:

A ‘What’s Trending’ graph

Breakdown by City or Region

Related Searches – Breakdown by Top & Rising

Gre

xit A well-known term

derived by the words

‘Greece’ & ‘Exit’

i.e. Greece exiting Euro

Google

Tr

ends

Defa

ult

The greek word for default is

“Χρεοκοπία”,

though very commonly misspelled as

“Χρεωκοπία”

Defa

ult

Google

Tr

ends

Google

Tr

ends Different

Spellings

Google

Tr

ends

Google

Tr

ends

Noisy Data

Varoufakis: Greek Economics Minister

Incident with video with middle finger

Not clear if real or fake

Google

Tr

ends

Google

Tr

ends

Google

Tr

ends

Google Trends requires careful use and analysis

Normalized values

Differences in results:

Misspelling

Use or not of accents

Google

C

orr

ela

te

Keyword search

Outputs:

Keyword’s correlation with other words or phrases

Line Chart

Scatter Plot

Google

C

orr

ela

te

Google

C

orr

ela

te

Google

C

orr

ela

te

Google

C

orr

ela

te

Google

C

orr

ela

te

Google

C

orr

ela

te

Odd correlations

Upload own time series

Instant correlation results

Line Chart & Scatter Plot

Keyw

ord

P

lanner

Keyword search

Breakdown by Device

Breakdown by Location

Keyw

ord

P

lanner

Keyw

ord

P

lanner

Keyw

ord

P

lanner

Absolute volumes of searches

Breakdown by device allows further analysis

Only goes two years back

Concl

usi

ons

Google tools

Easy

Fast

Accessible

Concl

usi

ons

Google tools

Careful analysis

Languages

Misspelling

Accents

Odd correlations

Thank you