Rethinking cross-domain sequential recommendation under open-world assumptions

W Xu, Q Wu, R Wang, M Ha, Q Ma, L Chen… - Proceedings of the …, 2024 - dl.acm.org
Cross-Domain Sequential Recommendation (CDSR) methods aim to tackle the data sparsity
and cold-start problems present in Single-Domain Sequential Recommendation (SDSR) …

Privacy-preserving individual-level covid-19 infection prediction via federated graph learning

W Fu, H Wang, C Gao, G Liu, Y Li, T Jiang - ACM Transactions on …, 2024 - dl.acm.org
Accurately predicting individual-level infection state is of great value since its essential role
in reducing the damage of the epidemic. However, there exists an inescapable risk of …

Vison transformer adapter-based hyperbolic embeddings for multi-lesion segmentation in diabetic retinopathy

Z Wang, H Lu, H Yan, H Kan, L Jin - Scientific Reports, 2023 - nature.com
Diabetic Retinopathy (DR) is a major cause of blindness worldwide. Early detection and
treatment are crucial to prevent vision loss, making accurate and timely diagnosis critical …

EDGCNet: Joint dynamic hyperbolic graph convolution and dual squeeze-and-attention for 3D point cloud segmentation

H Cheng, J Zhu, J Lu, X Han - Expert Systems with Applications, 2024 - Elsevier
This paper proposes a novel 3D point cloud segmentation network called EDGCNet.
Structurally, the network combines the encoder–decoder structure and graph convolution to …

Integrating Large Language Models with Graphical Session-Based Recommendation

N Guo, H Cheng, Q Liang, L Chen, B Han - arXiv preprint arXiv …, 2024 - arxiv.org
With the rapid development of Large Language Models (LLMs), various explorations have
arisen to utilize LLMs capability of context understanding on recommender systems. While …

Unifying Graph Neural Networks with a Generalized Optimization Framework

C Shi, M Zhu, Y Yu, X Wang, J Du - ACM Transactions on Information …, 2024 - dl.acm.org
Graph Neural Networks (GNNs) have received considerable attention on graph-structured
data learning for a wide variety of tasks. The well-designed propagation mechanism, which …

City Matters! A Dual-Target Cross-City Sequential POI Recommendation Model

K Sun, C Li, T Qian - ACM Transactions on Information Systems, 2024 - dl.acm.org
Existing sequential POI recommendation methods overlook a fact that each city exhibits
distinct characteristics and totally ignore the city signature. In this study, we claim that city …

MvStHgL: Multi-view Hypergraph Learning with Spatial-temporal Periodic Interests for Next POI Recommendation

J An, M Gao, J Tang - ACM Transactions on Information Systems, 2024 - dl.acm.org
Providing potential next point-of-interest (POI) suggestions for users has become a
prominent task in location-based social networks, which receives more and more attention …

Self-Attentive Sequential Recommendations with Hyperbolic Representations

E Frolov, T Matveeva, L Mirvakhabova… - Proceedings of the 18th …, 2024 - dl.acm.org
In recent years, self-attentive sequential learning models have surpassed conventional
collaborative filtering techniques in next-item recommendation tasks. However, Euclidean …

GraphTransfer: A Generic Feature Fusion Framework for Collaborative Filtering

J Xia, D Li, H Gu, T Lu, N Gu - arXiv preprint arXiv:2408.05792, 2024 - arxiv.org
Graph Neural Networks (GNNs) have demonstrated effectiveness in collaborative filtering
tasks due to their ability to extract powerful structural features. However, combining the …