Characterization of traffic events using social media

Accidents, malfunctioning matrix signs, oil on the road and a bridge that is not able to close are examples of traffic events that happen every day on the Dutch roads. In the Netherlands we are able to measure traffic speeds and calculate travel times on highways and most important secondary roads using a network of connected traffic measuring...

City Usage Analysis using Social Media

Over the last few years, social media have become part of the daily life of many people, leading scientists to study their users and the data they produce in numerous contexts. For instance, geo-enabled social media provide us with the means to study the dynamics and features of large geographical areas. In this thesis, our goal is to leverage...

Estimating popularity by sentiment and polarization classification on social media

Mass processing of social media posts has been brought to scientists' attention during the last decade. The massive growth of online social networks, like Twitter and Facebook, have created a need for determining peoples' opinions and moods through these means. This thesis constitutes a research on measuring users' sentiment upon a particular...