4 papers
Multimodal Visual Surrogate Compression for Alzheimer's Disease Classification
Dexuan Ding, Ciyuan Peng, Endrowednes Kuantama +6
High-dimensional structural MRI (sMRI) images are widely used for Alzheimer's Disease (AD) diagnosis. Most existing methods for sMRI representation learning rely on 3D architecture…
When and What to Recommend: Joint Modeling of Timing and Content for Active Sequential Recommendation
Jin Chai, Xiaoxiao Ma, Jian Yang +1
Sequential recommendation models user preferences to predict the next target item. Most existing work is passive, where the system responds only when users open the application, mi…
Explicit and Implicit Data Augmentation for Social Event Detection
Congbo Ma, Yuxia Wang, Jia Wu +6
Social event detection involves identifying and categorizing important events from social media, which relies on labeled data, but annotation is costly and labor-intensive. To addr…
Heterogeneous Subgraph Transformer for Fake News Detection
Yuchen Zhang, Xiaoxiao Ma, Jia Wu +2
Fake news is pervasive on social media, inflicting substantial harm on public discourse and societal well-being. We investigate the explicit structural information and textual feat…