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Entity alignment is a viable means for integrating heterogeneous knowledge among different knowledge graphs (KGs). Recent developments in the field often take an embedding-based approach to model the structural information of KGs so that…

Computation and Language · Computer Science 2019-09-23 Yuting Wu , Xiao Liu , Yansong Feng , Zheng Wang , Dongyan Zhao

Entity alignment is a basic and vital technique in knowledge graph (KG) integration. Over the years, research on entity alignment has resided on the assumption that KGs are static, which neglects the nature of growth of real-world KGs. As…

Computation and Language · Computer Science 2022-07-26 Yuxin Wang , Yuanning Cui , Wenqiang Liu , Zequn Sun , Yiqiao Jiang , Kexin Han , Wei Hu

Entity alignment is to find identical entities in different knowledge graphs (KGs) that refer to the same real-world object. Embedding-based entity alignment techniques have been drawing a lot of attention recently because they can help…

Computation and Language · Computer Science 2022-11-08 Xiaobin Tian , Zequn Sun , Guangyao Li , Wei Hu

In the last few years, the interest in knowledge bases has grown exponentially in both the research community and the industry due to their essential role in AI applications. Entity alignment is an important task for enriching knowledge…

Artificial Intelligence · Computer Science 2022-05-09 Rui Zhang , Bayu Distiawan Trisedy , Miao Li , Yong Jiang , Jianzhong Qi

Entity alignment seeks to find entities in different knowledge graphs (KGs) that refer to the same real-world object. Recent advancement in KG embedding impels the advent of embedding-based entity alignment, which encodes entities in a…

Computation and Language · Computer Science 2020-07-21 Zequn Sun , Qingheng Zhang , Wei Hu , Chengming Wang , Muhao Chen , Farahnaz Akrami , Chengkai Li

Entity alignment is a crucial task in knowledge graph fusion. However, most entity alignment approaches have the scalability problem. Recent methods address this issue by dividing large KGs into small blocks for embedding and alignment…

Machine Learning · Computer Science 2022-08-25 Kexuan Xin , Zequn Sun , Wen Hua , Wei Hu , Jianfeng Qu , Xiaofang Zhou

Entity alignment, aiming to identify equivalent entities across different knowledge graphs (KGs), is a fundamental problem for constructing large-scale KGs. Over the course of its development, supervision has been considered necessary for…

Computation and Language · Computer Science 2021-08-26 Xiao Liu , Haoyun Hong , Xinghao Wang , Zeyi Chen , Evgeny Kharlamov , Yuxiao Dong , Jie Tang

We study the problem of embedding-based entity alignment between knowledge graphs (KGs). Previous works mainly focus on the relational structure of entities. Some further incorporate another type of features, such as attributes, for…

Artificial Intelligence · Computer Science 2019-06-07 Qingheng Zhang , Zequn Sun , Wei Hu , Muhao Chen , Lingbing Guo , Yuzhong Qu

Embedding-based methods have attracted increasing attention in recent entity alignment (EA) studies. Although great promise they can offer, there are still several limitations. The most notable is that they identify the aligned entities…

Artificial Intelligence · Computer Science 2022-03-08 Lingbing Guo , Yuqiang Han , Qiang Zhang , Huajun Chen

In this work, we propose a novel framework for the labeling of entity alignments in knowledge graph datasets. Different strategies to select informative instances for the human labeler build the core of our framework. We illustrate how the…

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

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

Recently developed deep learning models are able to learn to segment scenes into component objects without supervision. This opens many new and exciting avenues of research, allowing agents to take objects (or entities) as inputs, rather…

Entity alignment is crucial for merging knowledge across knowledge graphs, as it matches entities with identical semantics. The standard method matches these entities based on their embedding similarities using semi-supervised learning.…

Computation and Language · Computer Science 2024-10-29 Wei Ai , Yinghui Gao , Jianbin Li , Jiayi Du , Tao Meng , Yuntao Shou , Keqin Li

Cross-lingual entity alignment is the task of finding the same semantic entities from different language knowledge graphs. In this paper, we propose a simple and novel unsupervised method for cross-language entity alignment. We utilize the…

Computation and Language · Computer Science 2023-09-20 Chuanyu Jiang , Yiming Qian , Lijun Chen , Yang Gu , Xia Xie

This paper studies a new problem setting of entity alignment for knowledge graphs (KGs). Since KGs possess different sets of entities, there could be entities that cannot find alignment across them, leading to the problem of dangling…

Computation and Language · Computer Science 2021-06-07 Zequn Sun , Muhao Chen , Wei Hu

We present EASE, a novel method for learning sentence embeddings via contrastive learning between sentences and their related entities. The advantage of using entity supervision is twofold: (1) entities have been shown to be a strong…

Computation and Language · Computer Science 2022-05-10 Sosuke Nishikawa , Ryokan Ri , Ikuya Yamada , Yoshimasa Tsuruoka , Isao Echizen

This paper studies aligning knowledge graphs from different sources or languages. Most existing methods train supervised methods for the alignment, which usually require a large number of aligned knowledge triplets. However, such a large…

Machine Learning · Computer Science 2019-07-09 Meng Qu , Jian Tang , Yoshua Bengio

Entity linking is the task of aligning mentions to corresponding entities in a given knowledge base. Previous studies have highlighted the necessity for entity linking systems to capture the global coherence. However, there are two common…

Computation and Language · Computer Science 2019-02-04 Zheng Fang , Yanan Cao , Dongjie Zhang , Qian Li , Zhenyu Zhang , Yanbing Liu

The goal of entity matching is to find the corresponding records representing the same real-world entity from different data sources. At present, in the mainstream methods, rule-based entity matching methods need tremendous domain…

Machine Learning · Computer Science 2024-03-25 Youfang Han , Chunping Li

To accelerate learning process with few samples, meta-learning resorts to prior knowledge from previous tasks. However, the inconsistent task distribution and heterogeneity is hard to be handled through a global sharing model…

Machine Learning · Computer Science 2022-06-22 Geng Li , Boyuan Ren , Hongzhi Wang
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