2. The
Future
Ci+es
Crowdsensor
João
Rodrigues,
Vítor
Ribeiro,
Ana
Aguiar,
João
Barros
FEUP,
IT

3. What
is
a
crowdsensor?
• Leveraging
the
power
of
the
crowd
• Use
people
as
moving
sensors
to
gather
data
• Smartphones
are
a
ubiquitous
plaIorm
with
many
connecKvity
possibiliKes
– 22%
of
the
world
populaKon
by
the
end
of
2013
• Business
Insider
Intelligence,
Dec
2013
– 39.6%
of
mobile
phone
users
in
Portugal
• Marktest,
Aug
2013
– 50%
of
the
15-­‐24
age
group
• Marktest,
Aug
2013
– These
figures
are
growing

4. CrowdSensor
• Modular
and
stable
mobile
sensing
plaIorm
– ApplicaKon
for
Android
OS
– Cloud
storage
– VisualisaKon
plaIorm

5. InformaKon!
•
•
•
•
30
day
data
collecKon
campaign
10
users
≈
40h
of
data
≈
142k
GPS-­‐indexed
points

6. Average
Speed

7. Aggregate
Fuel
ConsumpKon

8. Important
Places

9. #
WiFi
APs

10. What
to
do
with
the
data?
• Available
algorithms
– Fuel
consumpKon
esKmaKon
– Mobility
pabern
and
route
similarity
• E.g.
car
pooling
or
modal
change
suggesKons
– WiFi
coverage
maps
• E.g.
use
for
conKnuous
coverage
with
WiFi
roaming
– …

11. • What
do
users
want?
– Mobility
decision
support
• Mobility
self-­‐assessment
• Traffic
alerts,
alternaKve
route
suggesKons,
parking
spots,
mobility
costs
– Access
to
informaKon
about
the
city
• PolluKon,
noise,
traffic,
comfort
– CiKzen
parKcipaKon
support

12. futureciKes.up.pt/livinglab
• Join
as
parKcipant
• Contact
us
for
designing
new
experiences