6 papers
Mag-Mamba: Modeling Coupled spatiotemporal Asymmetry for POI Recommendation
Zhuoxuan Li, Tangwei Ye, Jieyuan Pei +6
Next Point-of-Interest (POI) recommendation is a critical task in location-based services, yet it faces the fundamental challenge of coupled spatiotemporal asymmetry inherent in ur…
GTR-Mamba: Geometry-to-Tangent Routing Mamba for Hyperbolic POI Recommendation
Zhuoxuan Li, Jieyuan Pei, Tangwei Ye +5
Next Point-of-Interest (POI) recommendation is a critical task in modern Location-Based Social Networks (LBSNs), aiming to model the complex decision-making process of human mobili…
CUFG: Curriculum Unlearning Guided by the Forgetting Gradient
Jiaxing Miao, Liang Hu, Qi Zhang +2
As privacy and security take center stage in AI, machine unlearning, the ability to erase specific knowledge from models, has garnered increasing attention. However, existing metho…
NeuroClips: Towards High-fidelity and Smooth fMRI-to-Video Reconstruction
Zixuan Gong, Guangyin Bao, Qi Zhang +9
Reconstruction of static visual stimuli from non-invasion brain activity fMRI achieves great success, owning to advanced deep learning models such as CLIP and Stable Diffusion. How…
CoSD: Collaborative Stance Detection with Contrastive Heterogeneous Topic Graph Learning
Yinghan Cheng, Qi Zhang, Chongyang Shi +3
Stance detection seeks to identify the viewpoints of individuals either in favor or against a given target or a controversial topic. Current advanced neural models for stance detec…
MSynFD: Multi-hop Syntax aware Fake News Detection
Liang Xiao, Qi Zhang, Chongyang Shi +3
The proliferation of social media platforms has fueled the rapid dissemination of fake news, posing threats to our real-life society. Existing methods use multimodal data or contex…