collaborators

12 papers

cs.IR2026

TopoGR: Revealing and Preserving Latent Structure of Semantic ID in Generative Recommendation

Ziyu Zheng, Zhengshun Du, Yaming Yang +5

The paper proposes TopoGR, a generative recommendation framework that uses binary semantic IDs with explicit Hamming geometry to preserve the latent topology of item representation…

cs.LG2026

MDGMIX: Boundary-Aware Subgraph Mixing for Multi-Domain Graph Pre-Training

Ziyu Zheng, Yaming Yang, Ziyu Guan +2

Multi-domain graph pre-training is a crucial step in constructing foundational graph models with cross-domain generalization capabilities. However, existing methods predominantly r…

cs.SI2026

Empowering Heterogeneous Graph Foundation Models via Decoupled Relation Alignment

Ziyu Zheng, Yaming Yang, Zhe Wang +2

While Graph Foundation Models (GFMs) have achieved remarkable success in homogeneous graphs, extending them to multi-domain heterogeneous graphs (MDHGs) remains a formidable challe…

cs.CL2026

Beyond Single-Granularity Prompts: A Multi-Scale Chain-of-Thought Prompt Learning for Graph

Ziyu Zheng, Yaming Yang, Ziyu Guan +3

The ``pre-train, prompt" paradigm, designed to bridge the gap between pre-training tasks and downstream objectives, has been extended from the NLP domain to the graph domain and ha…

cs.SI2025

H-NeiFi: Non-Invasive and Consensus-Efficient Multi-Agent Opinion Guidance

Shijun Guo, Haoran Xu, Yaming Yang +4

The openness of social media enables the free exchange of opinions, but it also presents challenges in guiding opinion evolution towards global consensus. Existing methods often di…

cs.IR2025

Dynamic Network-Based Two-Stage Time Series Forecasting for Affiliate Marketing

Zhe Wang, Yaming Yang, Ziyu Guan +4

In recent years, affiliate marketing has emerged as a revenue-sharing strategy where merchants collaborate with promoters to promote their products. It not only increases product e…