9 citations · 30 across the 23 of their papers we have counts for
5 papers · 1 filter
Social-Media Activity Forecasting with Exogenous Information Signals
Kin Wai Ng, Sameera Horawalavithana, Adriana Iamnitchi
Due to their widespread adoption, social media platforms present an ideal environment for studying and understanding social behavior, especially on information spread. Modeling soc…
Malicious and Low Credibility URLs on Twitter during the AstraZeneca COVID-19 Vaccine Development
Sameera Horawalavithana, Ravindu De Silva, Mohamed Nabeel +3
We investigate the link sharing behavior of Twitter users following the temporary halt of AstraZeneca COVID-19 vaccine development in September 2020. During this period, we show th…
Cascade-LSTM: Predicting Information Cascades using Deep Neural Networks
Sameera Horawalavithana, John Skvoretz, Adriana Iamnitchi
Predicting the flow of information in dynamic social environments is relevant to many areas of the contemporary society, from disseminating health care messages to meme tracking. W…
On the Privacy of dK-Random Graphs
Sameera Horawalavithana, Adriana Iamnitchi
Real social network datasets provide significant benefits for understanding phenomena such as information diffusion or network evolution. Yet the privacy risks raised from sharing…
Diversity, Topology, and the Risk of Node Re-identification in Labeled Social Graphs
Sameera Horawalavithana, Clayton Gandy, Juan Arroyo Flores +2
Real network datasets provide significant benefits for understanding phenomena such as information diffusion or network evolution. Yet the privacy risks raised from sharing real gr…