An opinion dynamics model for the diffusion of anti-vaccination views on a network.
The heartbeat of the city
A function to work with temporal data, such as events, and analyse its daily and weekly intensity.
La loca resistencia a las vacunas
La loca resistencia a las vacunas
Uncovering the internal structure of Boko Haram through its mobility patterns
A network-based model to detect the mobility and fragmentation of Boko Haram, using its terrorist events as the footprint of the group.
Uncovering the behaviour of road accidents in urban areas
Detecting whether crashes are more frequent in larger or smaller cities and if their impact also scales with city size.
Crime and its fear in social media
Detecting how frequently we speak about crime and fear of crime in social media in Latin America.
Commuting times and the mobilisation of skills in emergent cities
Observing the mobility of skills across Colombian cities
A continuous binning for discrete, sparse and concentrated observations
Discrete observations from data that are obtained from sparse, and yet concentrated events are often observed (e.g. road accidents or murders). Traditional methods to compute summary statistics often include placing the data in discrete bins but for this type of …
Temporal and spatial analysis of the media spotlight
The coverage that the media places on a specific event or topic has an exponential decay. The coverage given to an event drops by half every eight days.
A novel rare event approach to measure the randomness and concentration of road accidents
A model to detect the spatial concentration of crashes, either using a tessellation or a linear partition of a highway,