7 papers
A Shared IPTC Topic Space for Cross-Source Topic Modelling
Din Iskakov, Sebastian Gonçalves, Marco Idiat +4
Comparing topic attention across different media is hindered by a fundamental modelling problem: topic models fitted separately to each corpus produce corpus-specific topic spaces…
The parenthood effect in urban mobility
Mariana Macedo, Ronaldo Menezes, Alessio Cardillo
We investigate how parenthood and marriage (two major life events) reshape urban mobility patterns, an aspect overlooked in traditional `average citizen' mobility models. Leveragin…
Vector fields as a framework for modelling the mobility of commodities
Sima Farokhnejad, Angélica S. da Mata, Mariana Macedo +1
Commodities, including livestock, flow through trade networks globally, with trajectories that can be effectively captured using mobility pattern modelling approaches similar to th…
Super-Linear Growth and Rising Inequality in Online Social Communities: Insights from Reddit
Guilherme Machado, Diogo Pacheco, Ronaldo Menezes +1
We study the effect of the number of users on the activity of communities within the online content sharing and discussion platform Reddit, called subreddits. We found that comment…
Validating Urban Scaling Laws through Mobile Phone Data: A Continental-Scale Analysis of Brazil's Largest Cities
Ricardo de S Alencar, Fabiano L. Ribeiro, Horacio Samaniego +2
\abstract{Urban scaling theories posit that larger cities exhibit disproportionately higher levels of socioeconomic activity and human interactions. Yet, evidence from developing c…
Systematic comparison of gender inequality in scientific rankings across disciplines
Ana Maria Jaramillo, Mariana Macedo, Marcos Oliveira +2
The participation of women in academia has increased in the last few decades across many fields (e.g., Computer Science, History, Medicine). However, this increase in the participa…