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Entity Alignment (EA) seeks to identify and match corresponding entities across different Knowledge Graphs (KGs), playing a crucial role in knowledge fusion and integration. Embedding-based entity alignment (EA) has recently gained…

Computation and Language · Computer Science 2024-12-09 Xuan Chen , Tong Lu , Zhichun Wang

Entity Alignment (EA), which aims to detect entity mappings (i.e. equivalent entity pairs) in different Knowledge Graphs (KGs), is critical for KG fusion. Neural EA methods dominate current EA research but still suffer from their reliance…

Computation and Language · Computer Science 2022-11-30 Bing Liu , Tiancheng Lan , Wen Hua , Guido Zuccon

Semantic embedding has been widely investigated for aligning knowledge graph (KG) entities. Current methods have explored and utilized the graph structure, the entity names and attributes, but ignore the ontology (or ontological schema)…

Computation and Language · Computer Science 2021-05-25 Yuejia Xiang , Ziheng Zhang , Jiaoyan Chen , Xi Chen , Zhenxi Lin , Yefeng Zheng

Entity Alignment (EA) is vital for integrating diverse knowledge graph (KG) data, playing a crucial role in data-driven AI applications. Traditional EA methods primarily rely on comparing entity embeddings, but their effectiveness is…

Computation and Language · Computer Science 2024-10-11 Xuhui Jiang , Yinghan Shen , Zhichao Shi , Chengjin Xu , Wei Li , Zixuan Li , Jian Guo , Huawei Shen , Yuanzhuo Wang

Entity Alignment (EA) aims to match equivalent entities in different Knowledge Graphs (KGs), which is essential for knowledge fusion and integration. Recently, embedding-based EA has attracted significant attention and many approaches have…

Computation and Language · Computer Science 2024-08-05 Zhichun Wang , Xuan Chen

Entity alignment (EA) is a fundamental data integration task that identifies equivalent entities between different knowledge graphs (KGs). Temporal Knowledge graphs (TKGs) extend traditional knowledge graphs by introducing timestamps, which…

Information Retrieval · Computer Science 2023-02-09 Xiaoze Liu , Junyang Wu , Tianyi Li , Lu Chen , Yunjun Gao

Entity Alignment (EA) is to link potential equivalent entities across different knowledge graphs (KGs). Most existing EA methods are supervised as they require the supervision of seed alignments, i.e., manually specified aligned entity…

Artificial Intelligence · Computer Science 2025-09-24 Yaming Yang , Zhe Wang , Ziyu Guan , Wei Zhao , Xinyan Huang , Xiaofei He

Embedding-based entity alignment (EEA) has recently received great attention. Despite significant performance improvement, few efforts have been paid to facilitate understanding of EEA methods. Most existing studies rest on the assumption…

Computation and Language · Computer Science 2021-10-22 Lingbing Guo , Zequn Sun , Mingyang Chen , Wei Hu , Qiang Zhang , Huajun Chen

Entity alignment (EA) for knowledge graphs (KGs) plays a critical role in knowledge engineering. Existing EA methods mostly focus on utilizing the graph structures and entity attributes (including literals), but ignore images that are…

Artificial Intelligence · Computer Science 2023-03-14 Yangning Li , Jiaoyan Chen , Yinghui Li , Yuejia Xiang , Xi Chen , Hai-Tao Zheng

In this work, we focus on the problem of entity alignment in Knowledge Graphs (KG) and we report on our experiences when applying a Graph Convolutional Network (GCN) based model for this task. Variants of GCN are used in multiple…

Machine Learning · Computer Science 2021-05-27 Max Berrendorf , Evgeniy Faerman , Valentyn Melnychuk , Volker Tresp , Thomas Seidl

Entity alignment (EA) aims at finding equivalent entities in different knowledge graphs (KGs). Embedding-based approaches have dominated the EA task in recent years. Those methods face problems that come from the geometric properties of…

Databases · Computer Science 2022-06-07 Yunjun Gao , Xiaoze Liu , Junyang Wu , Tianyi Li , Pengfei Wang , Lu Chen

Entity alignment (EA) aims to find equivalent entities in different knowledge graphs (KGs). Current EA approaches suffer from scalability issues, limiting their usage in real-world EA scenarios. To tackle this challenge, we propose LargeEA…

Databases · Computer Science 2021-12-14 Congcong Ge , Xiaoze Liu , Lu Chen , Baihua Zheng , Yunjun Gao

Entity alignment (EA) aims to discover the equivalent entities in different knowledge graphs (KGs). It is a pivotal step for integrating KGs to increase knowledge coverage and quality. Recent years have witnessed a rapid increase of EA…

Artificial Intelligence · Computer Science 2021-01-27 Weixin Zeng , Xiang Zhao , Jiuyang Tang , Xinyi Li , Minnan Luo , Qinghua Zheng

The objective of Entity Alignment (EA) is to identify equivalent entity pairs from multiple Knowledge Graphs (KGs) and create a more comprehensive and unified KG. The majority of EA methods have primarily focused on the structural modality…

Computation and Language · Computer Science 2023-10-16 Bolin Zhu , Xiaoze Liu , Xin Mao , Zhuo Chen , Lingbing Guo , Tao Gui , Qi Zhang

Entity alignment (EA) aims to find the equivalent entity pairs between different knowledge graphs (KGs), which is crucial to promote knowledge fusion. With the wide use of temporal knowledge graphs (TKGs), time-aware EA (TEA) methods appear…

Artificial Intelligence · Computer Science 2023-07-13 Li Cai , Xin Mao , Youshao Xiao , Changxu Wu , Man Lan

Entity alignment (EA) is critical for knowledge graph (KG) fusion. Existing EA models lack transferability and are incapable of aligning unseen KGs without retraining. While using graph foundation models (GFMs) offer a solution, we find…

Machine Learning · Computer Science 2026-05-15 Yuanning Cui , Zequn Sun , Wei Hu , Kexuan Xin , Zhangjie Fu

Representation Learning of words and Knowledge Graphs (KG) into low dimensional vector spaces along with its applications to many real-world scenarios have recently gained momentum. In order to make use of multiple KG embeddings for…

Computation and Language · Computer Science 2020-04-16 Russa Biswas , Mehwish Alam , Harald Sack

Entity alignment (EA) aims to identify entities across different knowledge graphs (KGs) that refer to the same real-world object and plays a critical role in knowledge fusion and integration. Traditional EA methods mainly rely on knowledge…

Information Retrieval · Computer Science 2026-04-14 Yixuan Nan , Xixun Lin , Yanmin Shang , Ge Zhang , Zheng Fang , Fang Fang , Yanan Cao

Entity alignment (EA) merges knowledge graphs (KGs) by identifying the equivalent entities in different graphs, which can effectively enrich knowledge representations of KGs. However, in practice, different KGs often include dangling…

Computation and Language · Computer Science 2022-06-29 Shengxuan Luo , Pengyu Cheng , Sheng Yu

Recent embedding-based methods have achieved great successes in exploiting entity alignment from knowledge graph (KG) embeddings of multiple modalities. In this paper, we study embedding-based entity alignment (EEA) from a perspective of…

Computation and Language · Computer Science 2024-02-27 Lingbing Guo , Zhuo Chen , Jiaoyan Chen , Yin Fang , Wen Zhang , Huajun Chen