BIG DATA STATE OF THE ART

Sr. Daniele Quercia

Head of Social Dynamics

Nokia Bell Labswww.bell-labs.com/connect/global-

locations/cambridge-uk

@danielequercia

I-Optimussensory perceptions to the rescue

GoodCityLife.org

60% environmental20% genetics20% healthcare

Health determinants

1 perceptions of beauty

A B

most

beautiful

least

beautiful

…

victorian & red-brick gardens

victorian & red-brick gardens

Cars

Isolated buildings

SHORTEST

QUIET

HAPPY

BEAUTY

2 perceptions of odors

Humans Can Discriminate More than 1 Trillion Olfactory StimuliScience, March 2014

Yet, city planning can discriminate only a few bad odors

How do we measure odors?

smell walksAmsterdam, Pamplona, Glasgow, Edinburgh, Newport, Paris, New York.

Match collected words to social mediaLondon & Barcelona

17M 436K 1.7M

violet

rose50

33

42

14

23

23

831

12

7

NatureAnimals

Emissions

Both positive and negative smells

VALIDATION(air quality)

0,47

-0,33

-0,40

-0,20

0,00

0,20

0,40

0,60

NO2 PM10 PM2,5

AIR POLLUTION vs SMELL in LONDON

Emissions Natureco

rrel

atio

n

r(smell, sentiment)

Which smells are associated with positive emotions?

r(smell, sentiment)

Which smells are associated with positive emotions?

SIGHT

SMELL

LWIC

EMOLEX

SOUNDS

E

N

S

E

S

EMOTIONS

WELL-BEING