Advancing and applying machine learning for fraud detection in tabular data. Read our papers in CIKM (2023) (graph neural networks), TKDE (2022) (active learning), KDD (2020) (dual attention)
Misinformation and Pandemic
How people perceive and are affected by an abundance of information and misinformation during an extraordinary time like the COVID-19 pandemic. Check out papers in PLoS One (2022) (Misinformation), JMIR (2022) (Twitter discourse), JHF (2021) (Misinformation)
Signed Link Prediction in a Social Network
Signed link prediction in a social network by leveraging disparate sources of data (emails, survey, HR). Amalgamation of not-parametrized methods, XGBoost, as well as SoTA NLP and GNN models. Read our publication here TKDD (2023)