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Knowledge Graph Embedding (KGE) aims to represent entities and relations of knowledge graph in a low-dimensional continuous vector space. Recent works focus on incorporating structural knowledge with additional information, such as entity…

Computation and Language · Computer Science 2018-08-14 Kai Wang , Yu Liu , Xiujuan Xu , Dan Lin

The goal of representation learning of knowledge graph is to encode both entities and relations into a low-dimensional embedding spaces. Many recent works have demonstrated the benefits of knowledge graph embedding on knowledge graph…

Artificial Intelligence · Computer Science 2019-10-11 Wenqiang Liu , Hongyun Cai , Xu Cheng , Sifa Xie , Yipeng Yu , Hanyu Zhang

Knowledge graph embedding (KGE), aiming to embed entities and relations into low-dimensional vectors, has attracted wide attention recently. However, the existing research is mainly based on the black-box neural models, which makes it…

Computation and Language · Computer Science 2020-11-13 Xiaoyu Kou , Yankai Lin , Yuntao Li , Jiahao Xu , Peng Li , Jie Zhou , Yan Zhang

Knowledge graph embedding methods learn embeddings of entities and relations in a low dimensional space which can be used for various downstream machine learning tasks such as link prediction and entity matching. Various graph convolutional…

Machine Learning · Computer Science 2021-02-16 Nasrullah Sheikh , Xiao Qin , Berthold Reinwald , Christoph Miksovic , Thomas Gschwind , Paolo Scotton

The recent proliferation of knowledge graphs (KGs) coupled with incomplete or partial information, in the form of missing relations (links) between entities, has fueled a lot of research on knowledge base completion (also known as relation…

Machine Learning · Computer Science 2019-06-05 Deepak Nathani , Jatin Chauhan , Charu Sharma , Manohar Kaul

Learning knowledge graph (KG) embeddings is an emerging technique for a variety of downstream tasks such as summarization, link prediction, information retrieval, and question answering. However, most existing KG embedding models neglect…

Databases · Computer Science 2020-04-30 Gengchen Mai , Krzysztof Janowicz , Ling Cai , Rui Zhu , Blake Regalia , Bo Yan , Meilin Shi , Ni Lao

Numerous Graph Neural Networks (GNNs) have been developed to tackle the challenge of Knowledge Graph Embedding (KGE). However, many of these approaches overlook the crucial role of relation information and inadequately integrate it with…

Machine Learning · Computer Science 2024-09-24 Peyman Baghershahi , Reshad Hosseini , Hadi Moradi

Embedding entities and relations of a knowledge graph in a low-dimensional space has shown impressive performance in predicting missing links between entities. Although progresses have been achieved, existing methods are heuristically…

Computation and Language · Computer Science 2021-01-26 Danushka Bollegala , Huda Hakami , Yuichi Yoshida , Ken-ichi Kawarabayashi

Knowledge Graph (KG) alignment is to discover the mappings (i.e., equivalent entities, relations, and others) between two KGs. The existing methods can be divided into the embedding-based models, and the conventional reasoning and lexical…

Computation and Language · Computer Science 2021-06-14 Zhiyuan Qi , Ziheng Zhang , Jiaoyan Chen , Xi Chen , Yuejia Xiang , Ningyu Zhang , Yefeng Zheng

Knowledge Graph Embedding (KGE) methods have gained enormous attention from a wide range of AI communities including Natural Language Processing (NLP) for text generation, classification and context induction. Embedding a huge number of…

Artificial Intelligence · Computer Science 2022-09-19 Mojtaba Moattari , Sahar Vahdati , Farhana Zulkernine

Entity alignment which aims at linking entities with the same meaning from different knowledge graphs (KGs) is a vital step for knowledge fusion. Existing research focused on learning embeddings of entities by utilizing structural…

Artificial Intelligence · Computer Science 2020-12-16 Yao Zhu , Hongzhi Liu , Zhonghai Wu , Yingpeng Du

Knowledge graph (KG) embedding encodes the entities and relations from a KG into low-dimensional vector spaces to support various applications such as KG completion, question answering, and recommender systems. In real world, knowledge…

Databases · Computer Science 2022-06-02 Tianxing Wu , Arijit Khan , Melvin Yong , Guilin Qi , Meng Wang

Knowledge Graph Embedding (KGE) aims to learn representations for entities and relations. Most KGE models have gained great success, especially on extrapolation scenarios. Specifically, given an unseen triple (h, r, t), a trained model can…

Computation and Language · Computer Science 2022-05-13 Ren Li , Yanan Cao , Qiannan Zhu , Guanqun Bi , Fang Fang , Yi Liu , Qian Li

Integrating structured knowledge from Knowledge Graphs (KGs) into Large Language Models (LLMs) remains a key challenge for symbolic reasoning. Existing methods mainly rely on prompt engineering or fine-tuning, which lose structural fidelity…

Machine Learning · Computer Science 2025-05-13 Erica Coppolillo

Knowledge graph embedding (KGE) models learn the representation of entities and relations in knowledge graphs. Distance-based methods show promising performance on link prediction task, which predicts the result by the distance between two…

Computation and Language · Computer Science 2022-12-26 Baoxin Wang , Qingye Meng , Ziyue Wang , Honghong Zhao , Dayong Wu , Wanxiang Che , Shijin Wang , Zhigang Chen , Cong Liu

We propose a novel technique to enhance Knowledge Graph Reasoning by combining Graph Convolution Neural Network (GCN) with the Attention Mechanism. This approach utilizes the Attention Mechanism to examine the relationships between entities…

Information Retrieval · Computer Science 2025-03-24 Meera Gupta , Ravi Khanna , Divya Choudhary , Nandini Rao

Knowledge graph (KG) reasoning is an important problem for knowledge graphs. In this paper, we propose a novel and principled framework called \textbf{RulE} (stands for {Rul}e {E}mbedding) to effectively leverage logical rules to enhance KG…

Artificial Intelligence · Computer Science 2024-05-21 Xiaojuan Tang , Song-Chun Zhu , Yitao Liang , Muhan Zhang

Embedding knowledge graphs (KGs) into continuous vector spaces is a focus of current research. Early works performed this task via simple models developed over KG triples. Recent attempts focused on either designing more complicated triple…

Artificial Intelligence · Computer Science 2018-06-08 Boyang Ding , Quan Wang , Bin Wang , Li Guo

Knowledge graph embedding (KGE) is an increasingly popular technique that aims to represent entities and relations of knowledge graphs into low-dimensional semantic spaces for a wide spectrum of applications such as link prediction,…

Machine Learning · Computer Science 2023-10-17 Jiahang Cao , Jinyuan Fang , Zaiqiao Meng , Shangsong Liang

Knowledge Graph Embedding methods aim at representing entities and relations in a knowledge base as points or vectors in a continuous vector space. Several approaches using embeddings have shown promising results on tasks such as link…

Computation and Language · Computer Science 2018-11-12 Tommaso Soru , Stefano Ruberto , Diego Moussallem , André Valdestilhas , Alexander Bigerl , Edgard Marx , Diego Esteves
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