78 citations · 91 across the 9 of their papers we have counts for
9 papers
Adaptive Causal Coordination Detection for Social Media: A Memory-Guided Framework with Semi-Supervised Learning
Weng Ding, Yi Han, Mu-Jiang-Shan Wang
Detecting coordinated inauthentic behavior on social media remains a critical and persistent challenge, as most existing approaches rely on superficial correlation analysis, employ…
Lightweight Defense Against Adversarial Attacks in Time Series Classification
Yi Han
As time series classification (TSC) gains prominence, ensuring robust TSC models against adversarial attacks is crucial. While adversarial defense is well-studied in Computer Visio…
Knowledge Enhanced Multi-modal Fake News Detection
Yi Han, Amila Silva, Ling Luo +2
Recent years have witnessed the significant damage caused by various types of fake news. Although considerable effort has been applied to address this issue and much progress has b…
Graph Neural Networks with Continual Learning for Fake News Detection from Social Media
Yi Han, Shanika Karunasekera, Christopher Leckie
Although significant effort has been applied to fact-checking, the prevalence of fake news over social media, which has profound impact on justice, public trust and our society, re…
Image Analysis Enhanced Event Detection from Geo-tagged Tweet Streams
Yi Han, Shanika Karunasekera, Christopher Leckie
Events detected from social media streams often include early signs of accidents, crimes or disasters. Therefore, they can be used by related parties for timely and efficient respo…
Multi-spatial Scale Event Detection from Geo-tagged Tweet Streams via Power-law Verification
Yi Han, Shanika Karunasekera, Christopher Leckie +1
Compared with traditional news media, social media nowadays provides a richer and more timely source of news. We are interested in multi-spatial level event detection from geo-tagg…