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20212026
most citedBenchmarking the Combinatorial Generalizability of Complex Query Answering on Knowledge Graphs

4 citations · 11 across the 12 of their papers we have counts for

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cs.AI2026

Neural Scalable Symbolic Search Framework for Complex Logical Queries with Multiple Free Variables

Weizhi Fei, Hang Yin, Zihao Wang +3

Complex Query Answering (CQA) is a fundamental knowledge representation and reasoning task over incomplete knowledge graphs (KGs). Answering existential first-order queries with $k…

cs.AI2025

Efficient and Scalable Neural Symbolic Search for Knowledge Graph Complex Query Answering

Weizhi Fei, Zihao Wang, hang Yin +3

Complex Query Answering (CQA) is a crucial reasoning task over Knowledge Graphs (KGs), which aims to answer first-order logical queries from incomplete KGs. While existing neural-s…

cs.AI2025

Top Ten Challenges Towards Agentic Neural Graph Databases

Jiaxin Bai, Zihao Wang, Yukun Zhou +16

Graph databases (GDBs) like Neo4j and TigerGraph excel at handling interconnected data but lack advanced inference capabilities. Neural Graph Databases (NGDBs) address this by inte…

cs.AI2024★ 1 cited

Extending Complex Logical Queries on Uncertain Knowledge Graphs

Weizhi Fei, Zihao Wang, Hang Yin +2

The study of machine learning-based logical query answering enables reasoning with large-scale and incomplete knowledge graphs. This paper advances this area of research by address…

cs.AI2023★ 2 cited

-CQA: Towards Knowledge Graph Complex Query Answering beyond Set Operation

Hang Yin, Zihao Wang, Weizhi Fei +1

To answer complex queries on knowledge graphs, logical reasoning over incomplete knowledge is required due to the open-world assumption. Learning-based methods are essential becaus…

cs.AI2023★ 1 cited

Wasserstein-Fisher-Rao Embedding: Logical Query Embeddings with Local Comparison and Global Transport

Zihao Wang, Weizhi Fei, Hang Yin +3

Answering complex queries on knowledge graphs is important but particularly challenging because of the data incompleteness. Query embedding methods address this issue by learning-b…

cs.AI2023★ 2 cited

Rethinking Complex Queries on Knowledge Graphs with Neural Link Predictors

Hang Yin, Zihao Wang, Yangqiu Song

Reasoning on knowledge graphs is a challenging task because it utilizes observed information to predict the missing one. Particularly, answering complex queries based on first-orde…