1. Exposing non-geographical aspects of mobility
using location-based social networks
Alejandro Llorente Pinto, Instituto de Ingeniería del Conocimiento
Manuel Cebrián, NICTA
Manuel García-Herranz, Universidad Autónoma de Madrid
Esteban Moro, Universidad Carlos III de Madrid
Urban Beers, Barcelona, 2013

2. Geolocated Twitter data
• 5 months of data
• Continental part of
Spain
• 146 million of
tweets

3. City Flows Graph

4. City Flows Graph

5. The Gravity Model
High correlation between observed
flows and the model and low MAE

6. The Gravity Model
Are model failures just statistical fluctuations or...?

7. The Gravity Model
Everything seems nice but...
Are model failures just statistical fluctuations or...?

8. Thank you very much!
Urban Beers, Barcelona, 2013
Alejandro Llorente Pinto, Instituto de Ingeniería del Conocimiento
Manuel Cebrián, NICTA
Manuel García-Herranz, Universidad Autónoma de Madrid
Esteban Moro, Universidad Carlos III de Madrid