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cs.SI2025
Temporal social network modeling of mobile connectivity data with graph neural networks
Joel Jaskari, Chandreyee Roy, Fumiko Ogushi +3
Graph neural networks (GNNs) have emerged as a state-of-the-art data-driven tool for modeling connectivity data of graph-structured complex networks and integrating information of…
cs.SI2024
Homophilic organization of egocentric communities in ICT services
Chandreyee Roy, Hang-Hyun Jo, János Kertész +2
Members of a society can be characterized by a large number of features, such as gender, age, ethnicity, religion, social status, and shared activities. One of the main tie-forming…
cs.SI2023
Differences of communication activity and mobility patterns between urban and rural people
Fumiko Ogushi, Chandreyee Roy, Kimmo Kaski
Human mobility and other social activity patterns influence various aspects of society such as urban planning, traffic predictions, crisis resilience, and epidemic prevention. The…