urban big data

carlo ratti senseable city lab, massachusetts institute of technology | boston, singapore carlorattiassociati | torino, boston, london 27 june 2013 | nasscom| hyderabad

| SENSEable City Lab!

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Big Data…

The amount of data produced from the dawn of civilization up until 2003 can be estimated in five exabytes. According to Google’s executive chairman Eric Schmidt, “today that same amount is created every two days” (http://techcrunch.com/2010/08/04/schmidt-data/, 2010).

Big Data…

Big data is what you cannot put in an Excel spreadsheet…

Big Data… 1/ opportunistic 2/ user generated 3/ purposely sensed

16

17

18

8 10 12 142

4

6

8

10

12

14

16

lnN

lnK

Statistical CitiesLarger Urban ZonesMunicipalities

A

!4 0 2 4!4

!2

0

2

4

ln N / N

! =1.12 R2=0.99

ln K r /

Kr

B

C

Lixa, N = 4,233 k = 6, C = 0.25

Lisbon, N = 564,657k = 11, C = 0.25

Portugal

Statistical Cities Larger Urban Zones Mobile phone towers

!2!2!2

food  

fashion  

Big Data… 1/ opportunistic 2/ user generated 3/ purposely sensed

britons   parties  

video 2

Big Data… 1/ opportunistic 2/ user generated 3/ purposely sensed

Big Data… 1/ opportunistic 2/ user generated 3/ purposely sensed

Big Data… 1/ opportunistic 2/ user generated 3/ purposely sensed 4/ fortuitous…

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