639 citations · 1.1k across the 26 of their papers we have counts for
7 papers · 1 filter
Modeling Urban Air Quality Using Taxis as Sensors
Anastasios Noulas, Yasin Acikmese, Charles QC LI +5
Monitoring urban air quality with high spatiotemporal resolution continues to pose significant challenges. We investigate the use of taxi fleets as mobile sensing platforms, analyz…
Modelling Urban Dynamics with Multi-Modal Graph Convolutional Networks
Krittika D'Silva, Jordan Cambe, Anastasios Noulas +2
Modelling the dynamics of urban venues is a challenging task as it is multifaceted in nature. Demand is a function of many complex and nonlinear features such as neighborhood compo…
Modelling Cooperation and Competition in Urban Retail Ecosystems with Complex Network Metrics
Jordan Cambe, Krittika D'Silva, Anastasios Noulas +2
Understanding the impact that a new business has on the local market ecosystem is a challenging task as it is multifaceted in nature. Past work in this space has examined the colla…
Foursquare to The Rescue: Predicting Ambulance Calls Across Geographies
Anastasios Noulas, Colin Moffatt, Desislava Hristova +1
Understanding how ambulance incidents are spatially distributed can shed light to the epidemiological dynamics of geographic areas and inform healthcare policy design. Here we anal…
Tracking Urban Activity Growth Globally with Big Location Data
Matthew Daggitt, Anastasios Noulas, Blake Shaw +1
In recent decades the world has experienced rates of urban growth unparalleled in any other period of history and this growth is shaping the environment in which an increasing prop…
Social and place-focused communities in location-based online social networks
Chloë Brown, Vincenzo Nicosia, Salvatore Scellato +2
Thanks to widely available, cheap Internet access and the ubiquity of smartphones, millions of people around the world now use online location-based social networking services. Und…
A tale of many cities: universal patterns in human urban mobility
Anastasios Noulas, Salvatore Scellato, Renaud Lambiotte +2
The advent of geographic online social networks such as Foursquare, where users voluntarily signal their current location, opens the door to powerful studies on human movement. In…