3 papers
cs.DB2025
HL-index: Fast Reachability Query in Hypergraphs
Peiting Xie, Xiangjun Zai, Yanping Wu +3
Reachability in hypergraphs is essential for modeling complex groupwise interactions in real-world applications such as co-authorship, social network, and biological analysis, wher…
cs.CL2025
PRoH: Dynamic Planning and Reasoning over Knowledge Hypergraphs for Retrieval-Augmented Generation
Xiangjun Zai, Xingyu Tan, Xiaoyang Wang +3
Knowledge Hypergraphs (KHs) have recently emerged as a knowledge representation for retrieval-augmented generation (RAG), offering a paradigm to model multi-entity relations into a…
cs.DB2025
Efficient Temporal Simple Path Graph Generation
Zhiyang Tang, Yanping Wu, Xiangjun Zai +3
Interactions between two entities often occur at specific timestamps, which can be modeled as a temporal graph. Exploring the relationships between vertices based on temporal paths…